[R-1051] 100CPS Synth Schematic

Dennis McLaughlin dmclaughlin3 at neo.rr.com
Sat Mar 3 21:53:50 EST 2007


John Schmitz wrote:
> Anybody got a scan of the 100CPS Synthesizer schematic in the six pack?
> 
> I have a straight 1051 (no suffix) and it needs a six pack with a 500 CPS
> synth but it came with a six pack for a B model with a 100 CPS synth. I just
> learned the long way they are not compatible. To make a long story short I
> was getting an incredible amount of noise from the receiver that would not
> quite with a signal applied. I started tracing and discovered the 100KHz
> injection was where the noise was coming from. Further tracing revealed that
> one of the inputs to the 100KHZ Synth is from the 500 CPS synth, which was
> not present. Further investigation revealed that the non B 500 CPS Vernier
> circuit is not compatible with the B and beyond 100 HZ steps Vernier
> circuit. I am now going to attempt to try and make the 100CPS synth work in
> the non B 1051 by supplying what the 100 CPS synth needs just to produce
> 000, 500, and Vernier outputs. I am attempting this because I don't know of
> any sources of non B six packs or 500cps synthesizer so if I want an
> operational R-1051 I'm gona have to make this one work.
> 
> However, I do not have a B techmanual, I can only find the non B tech manual
> on the internet. So if someone could be so kind as to send me a scan of just
> the 100cps synth I think I can get this thing to work with a B and beyond
> six pack. Of course if someone has a spare 500cps synth or a non B six pack
> that could work to. I could even trade my B model six pack or 100 cps synth
> for your non B six pack or 500cps synth. You send me yours and I'll send you
> mine.
> 
> Thanks in advanced for any help.
> 
> 
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> 
John,

I have a pdf file named R-1051-B-C-tech-supl.pdf that is 45.5 MB.  It 
shows the differences between the 1051 and 1051B.  I think that this 
will help. Do you want be to email you the file?

Dennis



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