37-630 I.F. connections?

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37-630 I.F. connections?

Ron Ramirez
Silent Key

Posts: 13,776
Threads: 580
Joined: Sep 2005
City: Ferdinand State, Province, Country: Indiana

#5

01-21-2012, 06:06 PM

This was a revision to the 37-620 and 37-630; documented in Bulletin 251A.

The extra winding is in the 1st IF transformer. The "long black" lead goes to the suppressor grid (pin 5) of the 6K7 IF amplifier tube; the "short black" lead goes to ground.

--
Ron Ramirez
Ferdinand IN

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Messages In This Thread

37-630 I.F. connections? - by Dad - 01-21-2012, 03:22 AM

Re: 37-630 I.F. connections? - by codefox1 - 01-21-2012, 12:54 PM

Re: 37-630 I.F. connections? - by Texasrocker - 01-21-2012, 02:07 PM

Re: 37-630 I.F. connections? - by codefox1 - 01-21-2012, 03:31 PM

Re: 37-630 I.F. connections? - by Ron Ramirez - 01-21-2012, 06:06 PM

Re: 37-630 I.F. connections? - by Dad - 01-22-2012, 03:06 AM

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