[Collins] 32S-1 unknown mod

[Carl]

AM or RTTY?

Carl
KM1H


----- Original Message ----- 
From: "Bill Riches" <bill.riches at verizon.net>
To: <collins at mailman.qth.net>
Sent: Saturday, March 08, 2014 4:12 PM
Subject: [Collins] 32S-1 unknown mod


> Just obtained a clean 32s-1 that has a mod in it that I have not seen.  I
> have not fired up the unit yet.  Pin 6 of v2 plate of BFO  osc is 
> connected
> to a 100 k pot thru a 51 pf cap.  The wiper of the pot is connected to p7 
> of
> V4 first mixer through a 100 pf cap in series with a 22k resistor.  The 
> 100
> k pot is mounted on the same type of add-on bracket that is used for the 
> vox
> time const control mod. The knob on this control is identical to the other
> knobs on the other three controls.  Workmanship is first class.  Is this a
> Collins mod?  What is it for?  Inquiring mimes want to know!
>
>
>
> 73,
>
> Bill, WA2DVU
>
> Cape May, NJ
>
>
>
> .
>
>
>
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