As far as worst, I'll have to say the gearless Christies win that top honor, although I have never worked with a Ballantyne, so they could be worse. The Christie's yield a very low performance to maitenence ratio.
[This message has been edited by Joe Redifer (edited 08-05-1999).]
Oh were you guys talking about film?
Worst Projector; Ballentyne.
BTW, how do you intend to get those 360 gigs to your theatre? Shipping a loaded Pluto array or several D5 tapes doesn't count.
My choice is a Norelco AA-II or Century JJ with 35mm and 70mm DTS.
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John Pytlak
I agree with all your statements. I was just being silly.
Ian
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Ballentyne is crap. That framing coupler is a joke.
Worst, Cinemaccanica V-8, and Christie GPS.
I can take or leave Simplexes, I loathe that rubber wheel that rides on the emulsion, and I'm not fond of the oil bath either... but that aside they're decent machines
oh, all of the above are curved gates exepting the V-8
35mm
1. Brenkert BX 60/80/100 (virtually unstoppable!)
2. Simplex XL/1015/1050 (Very steady pictures, Easy on film and relatively quiet)
3. Simplex E-7 (Also easy on film and quiet)
4. Century SA/DA/TA series (Good with most film, easy to repair/rebuild)
5. Century C/CC/H/HH STRAIGHT GATE (Same as the SA series but a tad quieter)
6. CFS/Rentec Dreamcatcher (I wish they could make this less expensive- its a very nice projector, IMO)
70/35mm:
1. Norelco AAII (There Are No Substitutes.)
2. Century JJ (Another Solid Performer!)
Worst Projectors:
1. Super Simplex (weak gear train, high maintenance)
2. Cinecita SA (Made In India Century knockoff- poor quality)
3. Monee MSP (Another Indian Century Knockoff-poor quality)
4. Century H/HH CURVED GATE (Major problems with polyestar dust clogging the trap causing unfocusable pictures requiring stoppage of he show to chip the packed-in dust deposits out of the trap)
5. Norelco FP20 (Lots of very expensive plastic parts in places where they should be metal, I have seen several of these with trailers and other objects jammed in to hold the gate closed...)
Of Course, YMMV. 
Aaron
Worst
SuperSimplex
Cinecita/Monee (same company)
Victoria 5
Bauer U3
Best 35/70
Westrex 5000
Norelco DP70 (AA2)
Favorite (Prevost/Zeiss)
Century JJ
Worst 35/70mm
Victoria 8
DP75
Monee/cinecita
Wassman Eurokino
Simplex
OK Projectors
Ballantyne Pro35 (built like a tank run for ever and leak oil)
Century SA
Prevost P55
Ernaman 9
FP 7
Except for being very tight to thread, and starting too quickly, the two I have havn't scratched anything, and have a decently steady picture, except when running polyester trailers. After running several last night, I learned about the shedding problem. It looked like it snowed under the intermittent.
I told 2 more theater friends about this site last night. One was telling me about a Technicolor reel shattering and going through the ceiling the other day. I thought of you guys.
Bruce McGee
Try running Supers in a real theatre with platters and you will soon see why Supers are so bad... Even more so with polyestar film 
There are many differences between the Super and E7, the E7 has a more rugged gear train, and the casing was redesigned for more room, the gate and trap are different, and of course the E7 has the one-shot oil pump... I have had nothing but bad luck with Supers in modern theatre service, and after all the stripped gears and spun bushings we had an XL installed. As usual, YMMV... 
Aaron
I am not very fond of Christie either, but the Prevost P-93 is the only inanimate object that has ever caused me to think of physical violence.
I could go on (at length) but you get the idea...
Others:
Simplex - they could run forever...but you see...the thing is...the theater has to put oil in them...
Ballantyne - that silly coupler...
Brenkert - great...until they break down...then none of the replacement parts fit right...
Norelco FP-20 - don't chains belong on bicycles?
Cinemeccanica - get a spare gear box and roll the dice...also good for practicing your "A-chain via telephone" skills
But the best projector I have ever had the pleasure to work with was a Simplex 35...
BTW, has anyone else noticed Prevost also makes tour buses?
WORST 35mm's.........
Any Shakeamecannicca model....film weave and oil leak central.
Super Simplex.....for platter operation.
Prevost P93.....They run great for about a month.
SORTA WORST 35mm's......
Ballantyne Pro35....The original Rock And Roll Machine.Watch out for one with a blown oil seal...I once slid into a VIP base from 8 feet away with my 40 lb tool kit! Also known as the Ballantyne Valdez!
Brenkert, except BX-60.....don't use any of those new spiral bevel gears outta Chicago!!
Simplex E-7.......for platter operation. Great film lab machine though, very steady picture. Hey....who pumped that oiler too many times today?
Powers 6B........ Ha? Whats this doin here? There have actually been a sighting or two of these.
DeVry........Old Man DeVry liked Supers and owned a bicycle factory.
REALLY WORST 35mm's.........
Any Holmes Model.......Thats a projector? Can the film be bent that tight around those rollers? Hey, are those rollers turning? Thats my I.B. print of "Gone With The Wind running on there!!
Standard Simplex..........Thankfully, none left except in Wheatfield, Iowa.
Any Cinecitta.......... I'll keep this one to myself.
Any Monee.............. This one too.
REALLY BEST 35mm's
Motiograph AA, And AAA,....They always had a small flicker problem that Motiograph could never fix, but this machne should easily get top honors in the steadiness catagory, and it had really great water cooling, and beefy 4" lens mount on the AAA.
Christie P35GP......When everything is juuuuuust riiiiiiight...............its darn good.
Phillips FP-7(Baby AA-2)FP-20, FP-30, Most all their 35mm's. I guess bicycle chains are ...well ....ok in 35 machines.
Simplex X-L....Runs forever if there's oil in it. Can project really steady images. That darn accessory cooling blower...I mean dust sucker upper. Poor water cooling....really JUST for the aperature plate. The new Strong Melinium model is the best yet and utilizes the Century Model A gate and trap and gives you an increased oil resevoir.
Brenkert BX-60.....I don't see any of those spiral bevel gears in there so its gotta be ok!!
Brenkert BX40,BX80,BX-100...With original Brenkert Spiral Bevel Gears inside they're really, really great!!
Century Model C,CC,SA,SAW,DAW........ Probably the best 35mm machine ever made till ORC got ahold of it. Strong has fixed the problems though. Very reliable, easy to work on.....even in between reel changes. Larger Star and cam in the A models than any other US built projector. The gate and trap are the best in a US made machine and Strong has recently put this design into the new Melinium version of the X-L. Need to install a two lens turrett? Use the Kelmar retrofit kit. The cast Iron C models are really, really great!!
Kalee Model 19, 20, 21......British made:Hand scraped cast iron main housing, parts have the fit and finish of a swiss watch, heavy cast bronze intermittant housing, double speed - single blade shutter (in 1955!), art deco appearance, heavest 35mm ever made at over a ton per machine, WOW!!!!! They were known to have crashed through the booth floors of several theaters. Just imagine the 35/70 would have weighed over 2 tons!
ABSOLUTE BEST 35mm machine....Gaumont Kalee Model 21
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Worstest 35/70mm machines........
Any Shakeamecannica model, but for some reason they do run 70mm better than they run 35mm.
Ballantyne 35/70.......Sorry Mr Manager, but we'll have to wait for the technician to come change the gate,trap and sprockets so we can run that 35mm feature next. Caution: Not for use in a rep house!
Phillips DP-75......Too many pathetic plastic pieces on them.
Simplex 35/65/70?........thats right folks, it has never been updated for 70mm. Hence the narrow 65mm gate bands and sprockets. Hey,why's that extra 2.5mm of film hanging over each edge of the sprockets? And hows about that teenie weenie Star and Cam in thare??
Zeiss 35/70.........Its really a Prevost thats been disguised! Isn't that enough said.
Cinecitta 35/70.....The name has been changed to protect the innocent. Gee Ma these assemblies don't interchange for some reason.
Monee 35/70........If they made one it would be bad.
Wheely Great 70mm Machines..........
Norelco DP-70........Nothing need be said. Its wheely the best ever made. Thankyou Mike Todd!
Century JJ........Extremely Steady image....almost as good as the DP-70, excellent driven penthouse. Seperate 35 and 70mm mag heads makes em cheaper to replace. Great gate and trap design. Great water cooling, and that Cinefocus device really,really works.
Bauer U-2...... German made: Heavier that a DP-70(really). Has teflon coated metal gate bands, excellent driven Klangfilm penthouse, Steadiness as good as a JJ, but not quite as good as a DP-70. Complicated but reliable electrical system,unique 24/30 fps geared Pabst drive motor, conical shutter. A few are still running in the states.
Mine has a sloppy intermittant. I can see the bounce on an 8' screen.
As for side weave, yes. Plenty.
The framing system is a hoot. Whatever you do, dont frame the lever in the extreme up position. Sprocket damage is possible.
BUT in the case of mine, they are still running after 50 years, or so without too much work besides having to clean all that nasty hard grease out of the body.
I ran an old CC the other night, and now I want one. Too bad they are so big. I have space for the Holmes, barely.
Bruce
A Century can be set up in a smaller space quite easily. Custom bases have been built in the past to fit these machines into incredibly small spaces. If ya don't want to make a custom base look for a Simplex Slim-Jim Base to put it on. They have a VERY small footprint. Also, try to find a used Kneisley 500 watt xenon lamphouse, or an ORC 1000 self contained lamphouse to go along with it and you'll have a great compact setup thats inmpossible to beat.......at least till you get that Norelco DP-70 and larger house to put it in.
If ya want a Century SAW and ORC integrated portable 1000watt lamphouse (which can all run off of 110v household current) I've got both in excellent conditon for sale. The Slim Jim base is a great idea for saving space. I forget the theater, but if you look at the pic warehouse index page, you'll see the theater that has them. Even with a standard pedestal, the setup would only take up about 2'X 6'X of floor space. With 8000' reels it would stand almost to an 8' ceiling. The Slim Jim would save even more.
Didn't Phillips only ever make two pulsenators?? That musta been the pair that was shown in the old red Theater Catalog.... Those lamps only last for 10 or so pulsinates anyway. Thats why there were a bunch of em mounted on an automatic lamp turret in the back. One good thing about it though was that it used a High Speed 5 to 1 pull down to make up for the pulsenators inefficiency.
The take-up on the front means I can sit it on the end of a sturdy table.
This is my last Holmes reply for now.
Theres no real place for me to set up a real 35 projector, so I gotta stick to this right now. Still for all its shortcomings, it beats the hell out of 16mm.
Bruce
I nearly died when I saw what scope lenses go for...
My flat lenses are 2.75" currently. Am thinking of cutting a window in the wall and moving the creature there.
Bruce
Worst projectors: Monee, Holmes, Wassmann, Vic 5, Kallee 21 (bulk, heavy, silent as a machine gun).
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Rock on...
Aaron
I finally got to see a Century G1/RCA 9030 and a Motiograph AA in action. Both machines had flat traps and neither had VKF sprockets. No film cleaner was being used. Both machines were somewhat dirty and in need of some TLC. Both soundheads had been upgraded with reverse scan l.e.d. optics. Both machines were mounted to some very old box bases--I could not i.d. the type, but neither projector was securely mounted to the booth floor. Cinemeccanica towers were used as the transport devices. Nonetheless, there was, unlike the Christie P35GPS, no film shedding, and the print was clean and the images steady!!!!!!!!!!!!!!!!!!!!!!!!!
The U2's mag head system is horrid...the guide rollers are so far away from the head that the film is allowed to weave about. In fact the guide roller for mag sound on a pivot that is also too far away and give the roller poor lateral stability.
The gates are definately interesting. The gate runners move forward like a simplex but the lens moves with it...as such focus is always maintained, even if the gate is opened and closed.
The sprockets are made from softened butter! They wear a bit too fast for my liking but they are 70mm or 35mm sprockets so if you run one format more than the other (ie 35mm) you don't have to pitch perfectly good 70mm sprockets.
One of the niftyist features of the U2 is the loop adjuster on the fly...the lower sprocket has a clutch feature that can allow the operator to increase or decrease the lower loop size while the projector is running!
The magazines you can have!...the reel is held on by vitue of the door since there is no latch (the door has a special holder for the reel hub).
For the most part though...I'll still take the AA2
Steve
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"Old projectionists never die, they just changeover!"
The advantage of this loop adjuster is that you can always correct the size of the loops while the machine is running, that's one of the reasons that the B12 is my favourite 35mm projector.
It has been 1210 days since the last post.



quote: Gordon McLeodAnd the pulleys are replaced with the belts and the gate cleaned after EVERY show and the oil changed every 100 hours and the curved gates removed and the straight gates put back on and the intermittent sprocket is changed every two years and the lenses kept clean... and the projector replaced with a Kinoton you know Gord I'm just trying to egg you on....
As long as the belts are changed yearly and the gearbox is kept properly lubed and the starter is set for the correct ramp they just run
!quote: Phil BlakeSome relation to Strong must be working there??????
They sadly lack the engineering quality
quote: Gordon McLeodGord,
Mark the Ernaman machines also had direct coupled motors as did seeral Italian machines of long ago it wasn't a unique idea to phillips
quote:Those Norleco's put out an outstanding picture. I stood next to our screen (50' wide) and the picture is rock steady. However, these are not the best machines for concession stand projectionist
1. Norelco AAII (There Are No Substitutes.)
quote: Sam D. ChavezWell,
I have a couple of q's for Christian.
quote:For Ed Jurich....... I couldn't agree more.... 5/12 AA-2 in progress in our shops for an upcomming plex . Behind the one on the far right and sitting on the floor peeking out is one of the two DP-70 from the Stag Theatre at Lucasfilm....
(There Are No Substitutes.)


quote: Mark GulbrandsenAnd what did Georgie replace these things of beauty (DP70s/AA-IIs in general) with? If it was with a Century or a Simplex, he should have been talked to. If it was with a Christie or a Cinemec, a arse-kicking would have been in order.
one of the two DP-70 from the Stag Theatre at Lucasfilm....
quote:There is a DLP in the Stag booth, but it sits alongside the two 35mm machines. Film still gets run there more than you might think.
If a digital projector replaced the Norelcos, he should have been taken out and shot!
quote: Mark GulbrandsenActually they were replaced with 35mm ONLY Simplex XL's (on SH1000 soundheads). At this time the Stag does not have any 70mm capability.
Would you believe 35/70 X-L's...... Talk about a one giant step down.
quote: Monte L FullmerIf you mean the FP-23 that's a portable version of the 20 - and I like them, too. They use a 400w halogen bulb if I remember correctly.
I've never seen a more precise, well built portable that can run 35mm so quiet and smooth.
quote: Steve GuttagFirst off that straight gate is one of the worst gate designs to come from Simplex. Parts are also sometimes VERY hard to get for them and it seems that only one employee at Strong knows about them. Cineplex ordered that gate for quite a few locations on its standard booth package and one other local giant plex also has them. Use them(or any other Simplex straight gate) if you want bad focus flutter with any lamp over about 2kw. Heat filtes don't help.... Cinefocus on the other hand is amazing in what it does. Another really poor feature of that gate is that individual pads, especially the top pad, does not get even pressure from the springs and hence the film is not getting even pressure. This also causes the flat film trap runners to wear unevenly and the pressure pads also typically wear unevenly. Yea, really good design
As to the PR-1014 (cinema) versus the PR-1020 (studio) head. There are several changes...the studio head gets a 3-wing shutter, a fire shutter is standard (optional on the PR-1014 now) and a studio straight gate.
.
In spite of the fall, the only damage was to the motor mounting bracket and the cement floor. Being relatively new out here-I just noticed some old posts for sound-drum modifications? I assume that the reference is to the annoying rubber pad which is on both older Simplex and RCA's alike? Can anyone point me to that topic?quote: Monte L FullmerNo advantages that I have visually seen. Splices make alot more noise with these gates and the trap runners wear down unevenly.
What was the advantage of the three rail version? Yet, I've seen the three rail version with Supers and E-7's.
quote: Monte L FullmerYes they do cut the light level down. A larger lamp is required with these projectors.
Wouldn't this cut some light down considerable with that extra blade swinging in the light beam, or am I missing something and don't know the tricks to this variation?
quote: Monte L FullmerThere is driver that replaces the normal location of the cam and is attached to the flywheel in the normal way. On the head of the driver there is a slot for a sliding bar.... the sliding bar has a hole though it that couples to the cam pin which is extended through the back of the cam(mounted to the front half of the movement casing. Due to the angle difference between the location of that sliding bar and its attachment point to the cam pin an acceleration is achieved for the pull down. BTW: The star wheel is a standard star wheel.
I'm having a hard time understanding how the hi-speed INT action works. Do they use the same INT sprocket between the two assemblies and what was the hi-speed INT action for..little help here, if possible.
. Perhaps someone else here can shed some light on why there are at least four different Simplex straight gate assys. The better one has the one piece solid straight pressure pads like in a Ballantyne. These seem to provide the most consistantly even film pressure and much more even wear on the flat trap runners.quote: Monte L FullmerWe do...do we? Actually, the first version of the PR-1014 was a black wrinkle finish just like PR-1001. Once upon a time, just about any variation to a Simplex product warranted a new part number. A projector head with the door springs (to hold the door open), for instance was a Drive-In head and would have a different PR number than one purchased for Indoor use.
We know that the 1014 was the old "XL" head with a new name, color and made it look more modern, since they had the curve gate "XL" back prob right after they were manufactured back in the early'50s.
quote: Stan GunnShould we be afraid
I am about to fit my red led convert
?
quote:Well, I went through what you are going through a long time ago. I had just about every projector made in my home screening room at one time or another as Steve K will attest to. I won't make any comments about the X-L as thats a whole other thread and I could write a book about it.
I am a Simplex XL man for life!
.
quote: Stephen JonesHow come every old projector ends up in someones shed down under.... I've seen this refrence on F-T from you Aussies several times before..... don't you guys have warehouses down there
and I believe they are now in a shed of a person we both know
? We DO have sheds up here but they usually contain lawn mowers and yard maintainance instruments. Those Canadians up north of us use old semi trailers to store their old projectors in...... a form of shed I guess.
quote: Don SneedWhat kind of bugs does this Apogee's contain that Strong needs to clear up before this CAN be a great projector? I've heard of such "teething and growing pains" with this new lineup from Stong.
I found these are going to be a great projector, once a few bugs are gone & Strong is working on those bugs
quote:Bwahahahaha.... And then Don goes on to list all the things that Strong is "fixing" on it. Had the Apogee be designed by the old Simplex Co. it would have never made it into normal service with all those "fixes" needed. Those would have been taken care of long before the first machine was "sold". How you can actually reccomend that pile of crap when you can buy a new Kinoton for less money is beyond me? You been near some of that I-30 stuff lately Don?
it's a great machine,
, I've only got a 20' container. quote:Unfortunately the top brass at Strong doesn't have the mentality to get it to that level Don. But I sure do hope they can at least weed out existing problems so that those buying it don't get screwed too badly. Hopefully Strong is covering dealers technical expenses on any repairs that are done by other than their people. In the old days Simplex used to wring out all the new stuff at Radio City Music Hall!! Those guys were the best in the buisness back then, but I'd bet there wasn't much to weed out!
until they can get to that level, we just have to deal with it,
quote: Mark GulbrandsenThat is right on target for the last seveal years. THEY ***REALLY*** need to clean house and get some new talent/blood!
Unfortunately the top brass at Strong doesn't have the mentality to get it to that level Don.
. Both constant feed belts are the same so you only have to stock two kinds of belts. Feed and shutter. We installed all ourd with Panastereo CSP 1200's and DTS XD-10s.
.... they might want to consult with Harley Davidson to find out how to make em leak proof... they know how.quote: Scott NorwoodThe Cine-X 35 has no lower hold back sprocket. It makes use of both sides of the sprocket thats located just below the intermittent like a Motiograph sound reproducer does. Eliminating that lower holdback sprocket allowed them to utilize a very simple belt drive layout that eliminated that confounded double side belt. The double side belt was responsible for much of the flutter that was present in the P35GP's anlog sound and in not being able to use a basement SRD reader. The new projector now has very low flutter and affords excellent SRD tracking with very low error rates. There are still three belts but now only two different types present. The main two are round tooth metric type and the same shutter belt was retained.
I'm curious: what is the difference between the 35GP and the Cine-X 35? Which is better/more expensive? Do they still make that large format (8/70?) machine, too?
quote: Mark GulbrandsenWe can also add why they place that oil fill on the early 1050's below the dowser selenoid assembly (I miss the old ZIPPER dowsers) just to make it a pain in the hoosegow to fill if one doesn't have an oilcan, and the drain petcock on the SIDE of the casting-in the area where one has to make a 3 ft drain trail to drain and capture the oil without making a mess all over the machinery.
Speaking of problems lets discuss how many aspects Strong engineered for the X-L and then had to go back and fix..... Lets start with the TU-2000 and the motorcycle oil gauge..... neither ever worked worth a hoot
quote: Possible New ModeratorAs someone I would nominate for moderator you really should know first that its not wise to waste bandwidth.....
Could someone post some pics of the Apogee please? k.thx.bye.
quote: Steve GuttagSeems to me that with the exception of the Apogee and a couple of Kinotons that all machines that are oil bath are also belt driven. Or should we say that all of todays projectors important parts are in an oil bath anyway... that of course would include the Christie, Simplex X-L, Century, Ernemann, DP-70, and just about every other projector out there being made today.
I'll take an oil bath machine over a belt drive any day and twice on Sunday....and yes you can keep your Ernemann things too. Another lousy design.
quote: Steve GuttagSteve, thats a load of crap! Belts are more efficient if utilized properly and completely eliminate the need for a messy oil bath which I guess you love so much. There is only one more belt in the Christie than on a Mellennuim. Big wah who. All belts should get replaced yearly no matter the make of machine so whats one more belt.... its no big deal. All belt drive machines generate some mess form the belts wearing but the Simplex holds top honors in that catagory with the oil mixing with the belt compound on the 5 stars. I don't have much belt shedding in any of the Christies that I service. I use Film-Guard on them before they get installed
The only belt I'll tolerate is the motor to projector OR Soundhead
quote: Steve GuttagIn spite of Strongs improvements(and unimprovements)I've still never been a big fan of the Simplex X-L. Its an OK projector and there are certainly a large number of them in the field that can't and never will perform within SMPTE specs over the long haul. The quality just has never been there from the first machine! Those cheesy cast alumnium sprocket assys that are a pain in the ass to clean and still use bronze bushings that over time chew up the sprocket shafts..... yea, really great design! Even the Century with its sprocket shaft bushings was better in this regard. The tiny Simplex star and cam that cannot maintain accuracy over only 5 years time in normal multiplex environments, the tiny cam pin that wears flat faster than a hen can peck.... they sure sound like a hen pecking. I can go on and on about the literal hundreds of them which I have worked on and or overhauled.... should I bring up the huge variances that are in all the main castings wall thickness over the years, some of the older black ones are as thin as 3/32" up front? Ok, Strong did fix the casting dilemma....well done too.
Mark, I'm surprised at your endorsement of Christie's projector
. The motors also automatically jog to the thread position.
quote:No...it is fact. Gear drive is the most efficient. If you've got belts...you've got extra service and many weak links.
teve, thats a load of crap! Belts are more efficient if utilized properly and completely eliminate the need for a messy oil bath which I guess you love so much.
quote: Mark GulbrandsenYou are certainly entitled to your opinion...and I to mine. The X-L was a wonderfully designed machine and a workhorse.
In spite of Strongs improvements(and unimprovements)I've still never been a big fan of the Simplex X-L.
quote: Mark GulbrandsenAnd yet I've not had the problem of getting to perform within spec. And in terms of long-haul...the machines that consistantly have their original parts in them for the longest time...is the Simplex...can't beat that oil bath.
Its an OK projector and there are certainly a large number of them in the field that can't and never will perform within SMPTE specs over the long haul.
quote:You mean the assemblies that draw the oil into the bushing and back out...those assemblies...yeah, a great design...I've not had the damage you seem to have had.
Those cheesy cast alumnium sprocket assys that are a pain in the ass to clean and still use bronze bushings that over time chew up the sprocket shafts..... yea, really great design!
quote: Mark GulbrandsenNo way...many more ST-2 changes ...oh wait...they are not oil bath...also on the R-31 penthouse...bronze bushing, no method of applying lubricant...don't even go into the Century versus Simplex on the mechanical designs...the Simplex was designed...the Century...slapped together with god awful loadings on the gears, shafts and bearings.
Even the Century with its sprocket shaft bushings was better in this regard.
quote: Mark GulbrandsenAnd yet, Century intermittent rebuilds consistantly for the last 25-years I've been involved with both are 10:1...more century intermittents gone bad. Is the Century intermittent more robust...absolutely...does it get oiled properly...many times not...it is typical to find orange residue once the case is cracked. If the Century intermittent was used in an oil bath machine...it would be near indestructable.
Simplex star and cam that cannot maintain accuracy over only 5 years time in normal multiplex environments, the tiny cam pin that wears flat faster than a hen can peck.... they sure sound like a hen pecking
quote: Steve GuttagNot that I also don't like gear drive... the DP-70 is probably the best example of how efficient gearing can be BUT..... ask any mechanical engineer which is more efficient.... and he will tell you that belts are. Discounting the intermittent which is a separate entity in itself the main reason for needing any oil bath at all is because the gears would wear out quickly without it. Put a belt in an oil bath and it really doesn't matter much, it will last just about as long without the oil. Without oil orthogonal gearing such as in the X-L and DP-70 create heat from the rubbing action... which is definate loss of efficiency by itself in a big way. Timing belts don't have this problem, there is almost zero rubbing action with timing belts and they can tolerate heat very well... they are even more efficient than chains... one of the main reasons that Harley Davidson now sells just about every bike with timing belt final drive.
No...it is fact. Gear drive is the most efficient.
quote: Sam D. ChavezContinual changes are not what bothers me. Its when there is a problem and its not dealt with. While the machine has gone through more changes than anyone in North America could remember the thing that I notice is that what ever version you run into they are still putting out dam good pictures. Even the straight gate machines performed admirable and had a very well designed pressure pad system.... much better then todays straight gate X-L pads that wear very unevenly. The Christies wear very even and in some ways the straight gate performs better than the curved gate does. I have alot of faith in the new projector because it went through considerable field testing before it was released.
I'm a bit amazed at Mark's faith in the new Christie design after the continual changing of this machine since 1980.
quote: Sam D. ChavezYes Sam you hit the nail on the head! You need to find a 30 year old machine to get one that has decent quality stars, cams and other important metal parts. Todays CNC manufacturing world does not allow the use of steel that is nearly as high of grade as was being used when those parts were all hand made. Better steel is harder on tooling and slows down production, just the inverse of why there is CNC in the first place. In fact today the only hand done step in those critical parts is done when the final grind is done on the slot. The metals used are no where near as hard nor are they hardened to the Rockewell spec that the old parts were. Believe me, I've measured them myself with a Rockwell hardmess tester and they are simply not the quality of yesteryears stuff. Personally I'd rather keep the good intermittent parts and keep the crappy main casting if there were a choice today
When it comes to projectors, the proof of the pudding is in the eating. I've seen any number of XL's with over 30 years on them and nary a part change besides sprockets.
quote: Mark Gulbrandsen was the last to postActually there were several other engines of the era that were also bullett proof. The 292 Chevy 6, 283, 327, and the Chrysler 318 were every bit as reliable as the 350 was, the 318 perhaps even more so then the 350! Ford... at least they were First On Race Day probably only because the 390 was also as great an engine.
Meanwhile, you don't see that with any other engine of that era. Why?
quote: Steve KrausA permanently sealed all ball bearing intermittent. Yes even its gone through changes for the better in which the star and cam inside ball bearings were replaced with bronze bushings. Both outer ball bearings were retained. While older movements may occasionally fail its very rare for the later style to actually fail. About the only thing that fails is one or both of the outer ball bearings. Slap in new bearings and keep on goin. Some of these movements have been running in excess of 10 years and thats darn good service if you base it on the 5 year average life that LaVezzi told me. Did it deserve an Oscar.... probably not because its internals are definately nothing at all new in the least. Motiograph used ball bearings for both outers in its movements as well. LAVezzi should have receivd an Oscar for the VKF sprocket design way before the Ultramittent was considered. The VKF stuff has greatly contributed to decreasing film damage more than almost any other thing I can think of.
Refresh my memory what the great innovation of the Ultramittent was/is. An ordinary intermittent with seals?
quote: Mark GulbrandsenThat may be what Al told you but I can't verify that from the field...With reasonable oil changes...they are going way beyond 5 or 10-years.
Slap in new bearings and keep on goin. Some of these movements have been running in excess of 10 years and thats darn good service if you base it on the 5 year average life that LaVezzi told me.
; it did address the issue of trapping grease around the main drive gear, which was always poorly lubricated. The belt idler does suck on the Ernemann; we made our own units with a flanged timing gear of a larger diameter....no problems so far.
quote: Gordon McLeodGord, What lubrication system?
And I agree with steve (this is a red letter day) on the issue of the poor lubicration system on century gears
quote: John HawkinsonJ Hawk,
You know, "just replace the belt yearly," seems like a lot to ask when there are other projectors that will just keep trucking with only lubrication-based maintenance.
quote: Sam D. ChavezSam,
Stop already, this is not an ad! The funny thing is, the flutter readings on the V8 were among the best ever logged. Problem is, the flutter bridge totally ignored the fact that the film was sometimes darting back and forth in the sound drum steering the Dolby matrix card all over the place.
Some clever techs machined the outer bell for a tighter fit on the 35mm film and this problem went away.
The reverse scan readers, whatever brand, were the best thing to ever happen as this projector, as they made the sound go from some of the worst to one of the best in one easy step.
quote:If they are only 10 years old I should certainly hope they won't be stopping any time soon!
I'd have to go for the Kinoton FP30. They just keep going and going. Ours here are over 10 years old and don't look like stopping any time soon.

quote: Christian Volpi
Otherwise these machines are great.
OHMYGODHESBEENBRAINWASHED
YUK!
quote: Christian VolpiOhhhh, dang.....I missed the best part.......
and we even found out why all of our prints were getting scratched and got the part replaced and we haven't scratched a print since
quote: Steve GuttagFor those that are curious we did have some 35mm unsteadiness with the one Lucasfilm machine that has been re-installed so far. Even though Kinoton U.S. re-ground all 12 of the 35mm runners for this job there was still some noticable image movement that could not be gotten rid of. This was cured by installing one of James Bond's compound curved 35mm custom runners. The image is now dead steady and very sharp with a 4kw Xetron/Big Sky lamp behind it. This runner has no flat area to it at the aperature as do the originals. These runners were designed by Jim and cnc machined by the late Norm Lauderbach.
I did have the chance to see a film in the Stag on those Norelcos...the picture was not impressive at all. There was notable weave and jump and the image was poorly focused (Schneider anamorphics)...the operator racked focus and it was uniform.






quote: Monte L FullmerMonte,
I bet the Ernemann were the "Simplex" of Germany.
quote: Svetoo DumdumI actually have a pair of KN-17's in storage back in the Midwest area. Yea, almost a direct copy of the Zeiss machine right down to the gig wooden ear.. They actually run pretty well but the motors do get very hot. I also have the voltage select box and the amplifier. The pair came from the Toronto area.....
Here is photo of KN-17 portable projector. KN-17 was producing in USSR.
quote: Monte L FullmerActually there are four rollers, and fifth is in front of scanner drum, film goes in middle of big and small roller, then thru fifth and thru scanner drum.
Interesting machine to say. Question: does the lower loop tailing off of the intermittent sprocket, "float" above those three white rollers before heading down to the scanner drum assembly?
Reminds me of the way Cinemeccanica does their "floating" loop as well - being that there is no middle constant speed sprocket after the intermittent sprocket to gather up the lower loop before scanner drum.
Also, wonder if a picture could be taken of the "gear side" of the machine to see the inner workings....
-thx Monte





quote: Monte L FullmerMonte,
is that of the payout reel direction is of the clockwise direction.
quote: Mark GulbrandsenHi again Marko: Then a simple question: where did we "goof" up in using the "S" wind whereas the Germans proved that this clockwise wind was better in the focus department?
This is because the Germans are much smarter and they know that when you use that wind you have almost no focus drift over an entire reel
quote: Brent Allen SadlerBoy, thats some wierd posting! I would have to say that the Vic 4 was a p.o.c. when it was new. They always leaked and the small gate is a joke.... also somewhat hard on older Acetate film. The Vic 5 is touch and go but is for the most part acceptable overall. The new curved gate is a p.o.c. though. Both machines have a longevity they defies their on screen picture quality which is normally pretty bad. They didn't garner the name "Shakamecanicca" for no reason at all.
I see that everyone is complaining about the Cinemeccanica models. I too have 4 Cinemeccanica Victoria 4 models and I feel that although they are reliable, the are very poor machines when it comes to picture steadiness. A little history now: the Cinemeccanica projectors were never intended to be used for movie theatres (with the exception of newer models). They were manufactured originally to be used for naval defence presentations. After the company realized that they had built a dependable machine, they decided to open up their projector line to the movie theatres. Believe me, they are still laughing at us for even still having the machine, particularly the V4s and the V5s, and now are charging premium prices for their parts. No, these machines no longer put on an acceptable presentation but are cheaper than buying new machines. These things are simply outdated.


quote: Louis BornwasserAs I suspected, not exactly Navy duty of any sort!!
I was told that the Italian Merchant Marine was the "first-user."
It has been 1104 days since the last post.
quote: Joe RediferSorry Joe, I have to take issue with this. I have serviced theatres with Cinnemecanicca machines and after some basic TLC, and replacement of worn parts, and a shutter gearbox or 10 these machines would run very smooth, quiet, and steady. I also feel the same way about the Pro-35 with some care, replacement of framing couplers (Bobbins!!!) and some other parts these machines would run very quiet an put out a rock solid picture. Training of the theatre staff to thread in frame and to be very gentle with the framing control was important too!
that is the only way to compensate for the built-in shakiness and get a steady picture on screen with these machines.
quote: Galen Murphy-FahlgrenI maybe wrong but I think that's exactly what he wants you to do.
Well, I would obviously have to measure that
quote:Mikey,
I’m tired of these pissing contests:
quote: Michael MooreIf only you knew the real world.... You'd know that it was just about the opposite of that!
Just take care of what you have and get the most out of it.
quote:(As Confucious would say: "Take a bran muffin, for one needs a colon cleaning once in a while..."
then you should consider going and taking a good dump and get the load off your back!
)
quote: Joe RediferWhat? Where the hell was I?!
Unfortunately there are no games built into the CP650 like there were in the CP500... that I have discovered.
quote: Brad MillerI said it was in a super-distant second place, but I believe I have only used three different types of splicers. The registration pins on the Strong are ASS! Also pathetic is the way it holds a roll of tape. When the roll gets less than half full, the tape becomes extremely hard to pull. Also the cutting arm is way too damned stiff. It does not make very clean cuts, either. Strong has always been a company who has been asleep at the wheel in the design department. They're not like Christie or Pennywise who will work with you to improve their products.
Regarding the Strong splicer...Joe, you are probably remembering the splicer we tested and the improvement with the registration pins that Strong swore to us would be immediately forthcoming to solve the issues we had with it.