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Author Topic: Sankyo 600 sound 2 pin Dim questions
Phil Mitchell
Expert Film Handler

Posts: 144
From: Melbourne, Australia
Registered: Aug 2013


 - posted January 10, 2014 01:30 AM      Profile for Phil Mitchell   Email Phil Mitchell   Send New Private Message       Edit/Delete Post 
Hi all, I think I may already know answer reading some other posts, but I wil ask in case more experienced people know.

The Sankyo 600 Sound projector I have, as a 2 pin Dim soket for Auxillary sound out put, now I can find a plug for it on EBay, but would it stil only output to mono?

I have a Eumig S905 which will not run, something to do with the inching knob at its rear. I have to wind that knob up to make motor run, we cannot work out why as it is a very similar model to my late father's Eumig S912 which has same knob etc, we have compared teh units, out of our league! The S905 has a 3 pin DIN, that I assume is stero, but I gather there is no way to covert it to Sankyo?

The S912 only has a Mic out which is mono. Even though it can play duel audio tracks, seems odd.

Maybe I be better off copying the recorded audio track to DVD or PC as I have in mono and just making a copy of audio file on PC and insert both tracks into audio or Film editing software huh?

Cheers
Phil

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Martin Jones
Phenomenal Film Handler

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From: Thetford , Norfolk,England
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 - posted January 10, 2014 03:26 AM      Profile for Martin Jones     Send New Private Message       Edit/Delete Post 
A 2 pin DIN socket is a SPEAKER output, not AUXILIARY. It is MONO.If the machine is STEREO, 2 such sockets would be needed to connect to a pair of speakers for Stereo.
A 3 pin DIN socket can be used either as a Stereo input (Recording) OR Output (Playback) if the machine is STEREO, but may also be employed (on MONO machines) to carry BOTH Input and Output MONO signals.
The 2 pin and 3 pin sockets are not compatible, signal wise, as they are by convention used in different levels of the amplification process. (The 3 pin is at "Auxiliary" input or output level, and is used in conjunction with an external amplifier).

--------------------
Retired TV Service Engineer
Ongoing interest in Telecine....

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Maurice Leakey
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From: Bristol. United Kingdom
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 - posted January 10, 2014 03:56 AM      Profile for Maurice Leakey   Email Maurice Leakey   Send New Private Message       Edit/Delete Post 
I have a Sankyo Sound-600 and it has four sockets on the left panel which are:-
The top left socket is for microphone. The bottom left socket is for earphone. The top right is a five pin DIN jack for recording and playback. The bottom right is a standard DIN 2 pin for external speaker.
I assume that your model has the same. Note that the sound is mono on this projector.

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Maurice

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Martin Jones
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From: Thetford , Norfolk,England
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 - posted January 10, 2014 05:36 AM      Profile for Martin Jones     Send New Private Message       Edit/Delete Post 
The 5 pin Din on the Sankyo performs the same function as the 3 pin on the Eumigs. 3 and 5 pin sockets are often used for these purposes... the 5 pin has capacity for Stereo use if the machine is Stereo, but is often used on Mono machines for reasons of rationalization of components in manufacture.

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Retired TV Service Engineer
Ongoing interest in Telecine....

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Maurice Leakey
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 - posted January 10, 2014 06:12 AM      Profile for Maurice Leakey   Email Maurice Leakey   Send New Private Message       Edit/Delete Post 
Here is the wiring diagram of the 5 pin DIN plug.
http://pinouts.ru/Home/DinAudio_pinout.shtml

--------------------
Maurice

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Phil Mitchell
Expert Film Handler

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From: Melbourne, Australia
Registered: Aug 2013


 - posted January 10, 2014 09:12 PM      Profile for Phil Mitchell   Email Phil Mitchell   Send New Private Message       Edit/Delete Post 
Hi thanks for replies.
Yes Maurice my Sankyo has same plugs as yours.

So the 5 pin is bidirectional I guess is the term, I thought that was only Microphone input.

Well simple enough to try it out as not had to get a 5 pin Din plug as opoposed to a 2pin one.

Cheers
Phil

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Maurice Leakey
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From: Bristol. United Kingdom
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 - posted January 11, 2014 03:17 AM      Profile for Maurice Leakey   Email Maurice Leakey   Send New Private Message       Edit/Delete Post 
Phil
Pins 3 and 5 are stereo in (2 is common)
Pins 1 and 4 are stereo out (2 is common)
Note that it is possible that inside your projector pins 3 & 5 are strapped together, and pins 1 & 4 likewise. This enables a stereo connection to mono, but note that the projector itself is not a stereo machine.

--------------------
Maurice

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David Ollerearnshaw
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From: Penistone Sheffield UK
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 - posted January 11, 2014 02:43 PM      Profile for David Ollerearnshaw   Author's Homepage   Email David Ollerearnshaw   Send New Private Message       Edit/Delete Post 
Here's are some images of DIN connectors

Speaker

 -

3 Pin DIN Mono in/out

 -

5 Pin DIN Stereo in/out

 -

A 3 pin would fit in a five pin socket but not the other way

There was also an eight pin plug, now that must have been a devil to wire up.

--------------------
I love the smell of film in the morning.

http://www.thereelimage.co.uk/

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Phil Mitchell
Expert Film Handler

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From: Melbourne, Australia
Registered: Aug 2013


 - posted January 11, 2014 11:43 PM      Profile for Phil Mitchell   Email Phil Mitchell   Send New Private Message       Edit/Delete Post 
Thanks guys again, yes I took back of projector and wiring is like that.

Hey I know this is a bit off topic of my orginal post, but is it possible to use a lower Watt blub in Sankyo 600's, Max is 100W, just I read soemthing about capturing 8mm films to Digital, that if one uses a lower W bulb you may get less Strobing effect, which I think is what I cannot stop on some films, especially when my father may of had his exposure wrong, play around with WB and Iris of digital or CCR video cameras, doesn't quite get rid of a little halo effect off people or objects which are bright especially if sun is on them.

Or is using a lower W bulb just Rubbish suggestion?

Thanks
Phil

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Maurice Leakey
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From: Bristol. United Kingdom
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 - posted January 12, 2014 01:56 AM      Profile for Maurice Leakey   Email Maurice Leakey   Send New Private Message       Edit/Delete Post 
Phil
You can use a 75 watt lamp in place of the 100 watt. It's also 12 volt.
http://www.ebay.co.uk/itm/A1-230-12v-75w-Osram-64615-lamp-HLX-EFN-projector-bulb-/150590828538

--------------------
Maurice

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Vidar Olavesen
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 - posted January 12, 2014 09:28 AM      Profile for Vidar Olavesen   Author's Homepage     Send New Private Message       Edit/Delete Post 
Hi, Maurice. Someone's trying to reach you on the other forum (small format)

Just thought I'd let you know

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Phil Mitchell
Expert Film Handler

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From: Melbourne, Australia
Registered: Aug 2013


 - posted January 17, 2014 01:01 AM      Profile for Phil Mitchell   Email Phil Mitchell   Send New Private Message       Edit/Delete Post 
Thanks Maurice for info and Ebay link.

Interesting I got the 5 pin Dim plug and it output sound to 4 RCA leads, and yet I stil hear sound through projector speaker, I will look at your wiring diagram more. Not sure if it is extention cable to my PC sound card I am using but I am getting a buzz through line that I was not getting from the Mono Earphone out socket, hmm, hopefully audacity can clear off that buzz, but yes certainly stereo output from the din socket.

I will take off back of projector cover and make sure no dust with my can of air blower. Maybe contacts of socket are dirty or something, oh I know I could plug the microphone that came with it, as it is a DIN one as well, into same plug and test it without overecording any film and see if I get saem buzz, that should work out what is doing it.

Cheers Phil

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Maurice Leakey
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From: Bristol. United Kingdom
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 - posted January 17, 2014 02:27 AM      Profile for Maurice Leakey   Email Maurice Leakey   Send New Private Message       Edit/Delete Post 
Phil
Just turn down the volume control. The output on the 5-pin DIN is not controlled by it.

--------------------
Maurice

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Phil Mitchell
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From: Melbourne, Australia
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 - posted January 17, 2014 07:16 PM      Profile for Phil Mitchell   Email Phil Mitchell   Send New Private Message       Edit/Delete Post 
Thanks again Maurice,

I try that.

I did notice sound level wasn't as high compared to Earphone out socket, but that is the Din plug They don't out put as much sound as RCA does and from a You Tube video I was watching last evening, can also depend on quality of RCA leads, easy compensated for in Audacity, this guy on You Tube put little transisters between the wiring from Din to RCA, semed a lot of work to me for not much gain.

Cheers
Phil

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Phil Mitchell
Expert Film Handler

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From: Melbourne, Australia
Registered: Aug 2013


 - posted January 24, 2014 08:23 PM      Profile for Phil Mitchell   Email Phil Mitchell   Send New Private Message       Edit/Delete Post 
Hi Maurice, ( others)

The DIN plug is not doing as you said in earlier post, when I connect it, I need to turn volume up on projector to hear sound and as I said, I stil hear sound from projector's speaker even when outputing via Din to RCA cable to PC's sound card.
Not fussed by that, but since I started to use Din plug, now as soon as I connect power to Unit, I am hearing a buzzing noise and Audacity sound capture software picks that up, tiny bit annoying.
I have tried using Noise , anaylisng option in Audacity to get rid of it, which it does to a degree.

Any ideas what could be doing that and maybe how to fix?

Thanks in advance
Phil

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Steve Klare
Film Guy

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From: Long Island, NY, USA
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 - posted January 24, 2014 09:33 PM      Profile for Steve Klare   Email Steve Klare   Send New Private Message       Edit/Delete Post 
You are probably experiencing a ground loop. This is the difference of "ground" voltages at your projector and sound board adding noise into the audio signal you actually want.

The easiest thing to try is to connect everything into the same outlet so the difference is as small as possible. See if that helps.

There are commercial ground loop eliminators available.

--------------------
All I ask is a wide screen and a projector to light her by...

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Phil Mitchell
Expert Film Handler

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From: Melbourne, Australia
Registered: Aug 2013


 - posted January 24, 2014 10:39 PM      Profile for Phil Mitchell   Email Phil Mitchell   Send New Private Message       Edit/Delete Post 
Hi Steven thanks for reply and suggestions, I was actually reading another thread with your posts about what I think is very similar.

"Dan who had a Eumig S 802, with a hum, Post in 2010/11."

The buzz or Hum which might a be better word, starts as soon as I plug unit into power outlet and turn up projector sound knob.

Unless I am going nuts, this hum, was not there until I used Din Plug the 2nd time. And when I used Din plug first time, there was not sound still coming through Projector's speaker. Hmm, sounds like Din plug has changed something maybe.

Nah I think it is just something these things have, I just checked the Eumig S912 I have, that also has a hum, less noticable, and only can be Heard when I turn project knob to sound position and turn up volume.

EDIT

Steven you are spot on, I just plugged Projector power into same power outlet as my PC and although hum is still there, to hear it I have to have volume knob of projector up past half way plus. Thanks for suggestion, as it will elimate most of that hum , buzz Noise.

Cheers
Phil

[ January 25, 2014, 02:35 AM: Message edited by: Phil Mitchell ]

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Steve Klare
Film Guy

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 - posted January 25, 2014 05:24 AM      Profile for Steve Klare   Email Steve Klare   Send New Private Message       Edit/Delete Post 
"Sounds" like progress!

The hum you are hearing when you plug both into the same outlet is probably (mostly) not because of your ground loop.

Part of what makes fighting hum especially nasty when you hook into an external audio system is there are actually two kinds of hum: from external (the ground loop) and the internal hum of the projector. You can fix one without doing a thing to the other.

You hear internal hum when you crank the volume, even just through the machine's speaker without anything else connected.

I bet the noise cancellation in the software you are using can reduce the remaining hum.

--------------------
All I ask is a wide screen and a projector to light her by...

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Martin Jones
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From: Thetford , Norfolk,England
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 - posted January 25, 2014 05:55 AM      Profile for Martin Jones     Send New Private Message       Edit/Delete Post 
Phil,
Make doubly sure you are using the two pins cf the Din plug corresponding to the OUTPUT pins (1 and 4) of the projector DIN Socket, and that the Screens (shielding) of the cables are connected to pin 2.
And rest assured that if the cables you are using are continuous and are properly shielded the actual QUALITY (COST TO BUY!) is totally irrelevant.

--------------------
Retired TV Service Engineer
Ongoing interest in Telecine....

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Maurice Leakey
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From: Bristol. United Kingdom
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 - posted January 25, 2014 06:19 AM      Profile for Maurice Leakey   Email Maurice Leakey   Send New Private Message       Edit/Delete Post 
If the projector's inner speaker is still working you can silence it by inserting a DIN 2-pin speaker plug into the DIN speaker output socket.
No wiring is needed. The pins actually open circuit the internal speaker.

--------------------
Maurice

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Phil Mitchell
Expert Film Handler

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From: Melbourne, Australia
Registered: Aug 2013


 - posted February 05, 2014 04:01 AM      Profile for Phil Mitchell   Email Phil Mitchell   Send New Private Message       Edit/Delete Post 
Thanks again Maruice and also Martin for 2 din plug only suggestion, plenty of those on Ebay even in Australia,

Now question if I may again using the 75watt Bulb, well I suspect it is due to 75W one, I am seeing on film when projected or even without film when I set to lamp projection onto screen, two black bars down screen one is more promiment, they are about centre of screen. Never noticed them with 100W, I looked inside unit in case of dirt or something, nothing it is clewan, I did however noticed on what I assume is the part which enlarges the film you are projecting, looks like window with a frame in the middle , well not frame, but a bar in it's middle, this part is just before film gate, on the Sankyo there is, this blade for want of correct word the spins around when you project that when not projecting covers this small window like part.
Hope that makes sense. Anyway I suspect lesser watt Bulb is not hiding the bar that runs down middle of this window part ( excsuee lack of right names, still newish to projectors, but I am sure you guys wil know what I mean.

Anyway am I right in assuming that is causing the bar down screen? Or is soemthing wrong, as it is a shame this is happening as I can notice less Strobing on films, espeically older ones using 75W bulb.

I'll see if I can take a photo of this part and post it, if it will help people.

Cheers
Phil

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Phil Mitchell
Expert Film Handler

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From: Melbourne, Australia
Registered: Aug 2013


 - posted February 06, 2014 03:09 AM      Profile for Phil Mitchell   Email Phil Mitchell   Send New Private Message       Edit/Delete Post 
Hi,

As I said, I've upload a picture of this part in question.

Taken from front of projector with Lense removed.
Does that look normal?

 -

And this is what it projects as without any film.

 -

Thanks Phil

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Martin Jones
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From: Thetford , Norfolk,England
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 - posted February 06, 2014 04:07 AM      Profile for Martin Jones     Send New Private Message       Edit/Delete Post 
Phil,
That looks to me like the "Heat Filter" which drops behind the film when it is stationary (projector not running) to prevent the heat from the lamp damaging the film.
When the projector starts, this should move out of the way to allow full light to reach the film.
If your other picture (Projector running)is of the projected light with the heat filter still in position, then you have a problem with the mechanism that retracts it. If it HAS retracted, then the result you are getting is a lamp problem.... one NOT designed for the purpose (8mm projector) or NOT aligned properly in it's mount.
There are many Halogen reflector types that LOOK like projector ones but are built for disco lights etc. They will not perform correctly in 8 mm projectors.

--------------------
Retired TV Service Engineer
Ongoing interest in Telecine....

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Maurice Leakey
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From: Bristol. United Kingdom
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 - posted February 06, 2014 04:34 AM      Profile for Maurice Leakey   Email Maurice Leakey   Send New Private Message       Edit/Delete Post 
As the Sankyo does not have a still device it is unlikely that it has a heat filter.

I think Martin is right when he says the lamp is not designed for use in cine projectors, many lamps for disco use look the same but are not suitable.

It could just be (as Martin says) that the lamp is not aligned on its fitting. Remove it and carefully refit ensuring that it is tight all around its receptacle.

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Maurice

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Phil Mitchell
Expert Film Handler

Posts: 144
From: Melbourne, Australia
Registered: Aug 2013


 - posted February 06, 2014 10:41 PM      Profile for Phil Mitchell   Email Phil Mitchell   Send New Private Message       Edit/Delete Post 
Thanks for replies guys,

Behind that small part is a series of blade that spin around when one runs projector, Is Shutter blade right word for that,
When projector not running the blades cover where light would project towards lenses. So it does make sense that is there to stop burning film. Well the blades I mean.

yes 2nd picture is of projector running without any film.

As for Bulbs, well when one buys off EBay who knows huh, fortunately I can test this theory as my father's old Eumig S912 has it's original blub which is same type Sankyo takes. The Sankyo I bought didn't come with Bulb, seller ordered one for me, but I also ordered the 75Watt one, anyway I understand about alignment as the bulbs have a metal marker ( alignment) on their rim to line up with bulb holder. Let's see how Eumig bulb goes and I will make sure everything is aligned.

Edit.

I just found this other thread and if I not mistaken the picture on this thread is same thing I have just smaller.

http://8mmforum.film-tech.com/cgi-bin/ubb/ultimatebb.cgi?ubb=get_topic;f=1;t=006637

Interesting he took it out and look at the projected image change, big diff, even with 50W, I know different Sankyo model, but if it is a heat sink and my one cannot do still projection, why is it required, would I do any harm takning it out and comparing of course using a film I do not care about, have a few of those from my father's playing around filming things we don't care about keeping.

I see if I can get a pic of it from other direction should be able to, just need to take bulb out and manualy move that blades part.

Cheers
Phil

Updated Feb 9th
Bulbs are fine, tsted them in Eumig projector, and yes they are aligned okay too. Interestign Eumig S912 has a space for the Heat Sink window if that is what I ssupect it is and no window there, strange as the Eumig S912 etc can with knob on rear of unit be used to pause film. One thinks it would need a heat sink to protect film. Anyway I prefer to use Sankyo for film transfers as this Eumig loves to eat film, Doesn't like joins in films, puts movies out of frame etc and pressing the button that is meant to put it back, only works for s few seconds, that is like the Button on top of the Sankyo near Feeder button.

Well this is what part looks like taken out, same as in the other thread.

With it out no more black bars down screen and mor elight gets through, why it is in two peices seems strange,

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[ February 09, 2014, 02:28 AM: Message edited by: Phil Mitchell ]

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