Stereo Decoder

ID: 106336
Stereo Decoder 
28.Mar.06 05:59
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Omer Suleimanagich (USA)
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Omer Suleimanagich

Is anyone familiar with FM stereo on early sixties table radios that have the FM stereo decoder option?

Would this kit work on old table radios with the FM multiplex option?

http://www.kemo-electronic.com/en/bausaetze/b127/index.htm 

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 2
 
28.Mar.06 07:45

Georg Beckmann (D)
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Georg Beckmann

It's hard to judge, if this circuit is done right and works correct, because on the schematic there is no
information about the IC type.
I would say it would be a nice experiment and this could not be that expensive.
Probably, the input level of the mpx signal and the output level of the audio signal have to be watched.
Look that the coupling capacitors DC voltage are sufficient for the tube radio. To be save, please send
a schematic from the radio, how you would connect the decoder.
 
Georg Beckmann
 

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 3
 
28.Mar.06 07:55

Omer Suleimanagich (USA)
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Omer Suleimanagich

 4
decoder information 
29.Mar.06 08:21

Georg Beckmann (D)
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Georg Beckmann

Hello,
I made a detailed doc how to connect the decoder, but had some problems with the upload, today, after work you'll get it.

Georg

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 5
 
29.Mar.06 09:05

Omer Suleimanagich (USA)
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Omer Suleimanagich

 6
trouble with acrobat 
29.Mar.06 21:59

Georg Beckmann (D)
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Georg Beckmann

Hello Omer,
I was not able to make a pdf, because something is wrong with MS-word or the acrobat. So I sent a email to you directly. As soon as the problem is fixed, I try to load it up, that anyone can get it.

Georg

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 7
 
30.Mar.06 07:11

Omer Suleimanagich (USA)
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Omer Suleimanagich

Thanks for the detailed power supply instructions for the decoder.  I already have an external power supply that I intend to use for the Telefunken Concertino 5384W, but I definitely do intend to use this outline for future power supplies in other radios.

I was able to translate your attachment into JPEG via Irfanview, by copying and pasting from the word file.

Thank you for your help and i hope that others at RMorg can use this thread for a reference for stereo reception. 

Again, many thanks,

Omer Attachments:

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