RCA 1X Alignment

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RCA 1X Alignment

Eric
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Posts: 451
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City: Cumming, GA

06-20-2015, 04:29 PM

(06-20-2015, 04:08 PM)Radioroslyn Wrote: I would use the pin on (12SA7) to adjust both IF transformers. As for the RF adjustments on the top of the tuning cap One will adjust the frequency(local oscillator) and the other will peak the loop ant.
Set the dial to a local station up at the high end of the dial. Check the dial for the proper frequency. Adjust the osc trimmer to correct if necessary. Adjust the other trimmer for max volume.

Terry

Hi Terry,
Having a hard time picking the pin on the 12sa7 would it be pin 5 or 7?

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Messages In This Thread

RCA 1X Alignment - by Eric - 06-20-2015, 03:03 PM

RE: RCA 1X Alignment - by Radioroslyn - 06-20-2015, 04:08 PM

RE: RCA 1X Alignment - by Eric - 06-20-2015, 04:29 PM

RE: RCA 1X Alignment - by Radioroslyn - 06-20-2015, 04:38 PM

RE: RCA 1X Alignment - by Eric - 06-20-2015, 05:21 PM

RE: RCA 1X Alignment - by Warren - 06-20-2015, 06:17 PM

RE: RCA 1X Alignment - by Radioroslyn - 06-21-2015, 06:46 AM

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