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It sounds like the RF stage might be in oscillation itself at around 900 kHz, which is why you get the squeal at that freq and noise when tuning above and below. You could try removing the 44 RF tube completely and feed the ant into the 36 to see what you receive then.
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RE: Model 89 Cathedral - by Mondial - 03-04-2014, 07:15 PM
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Recent Posts
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Philco model 38 code 121 not receiving signal.
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Thankyou for the kind words sir.
I double checked it with my component tester and it read 2.7 ohms at .02mH.Stormlord5500 — 08:14 AM |
PT 6 chassis screws size???
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Hello bridKarl,
that sounds right or maybe 8/32 .
Sincerely Richardradiorich — 01:00 AM |
PT 6 chassis screws size???
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Have this done except for missing chassis screws.
It looks like 1 inch 6/32 sheet metal screw may work but can anyone s...bridkarl — 10:32 PM |
Philco model 38 code 121 not receiving signal.
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Hello Stormlord,
Well done on rewinding that coil it turned fairly good for your first one.
Sincerely Richardradiorich — 09:12 PM |
Philco model 38 code 121 not receiving signal.
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Well here it is. It ain't pretty, but hopefully it'll work.
I checked it with my DMM on continuity and it keeps and r...Stormlord5500 — 08:56 PM |
Philco 42-345 Restoration/Repair
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Yes, 57 is an electrolytic cap that should be 12 mfd 400 volts according to the parts list from the Phorum library schem...RodB — 06:01 PM |
Philco 42-345 Restoration/Repair
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Looks like if I am reading it correctly it looks like the silver capacitor#57 that appears to be a replacement is of a l...osanders0311 — 05:09 PM |
Philco model 38 code 121 not receiving signal.
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Thanks Arran. Yeah this plastic is pretty thin. It's a little thinner than the original stuff. It kinda reminds me of p...Stormlord5500 — 04:37 PM |
Testing a speaker and output transformer Trutone A2-G
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The equivalent of one short turn is basically the same as that of a shorted load.
If it is the primary's turn, then the ...morzh — 03:53 PM |
Testing a speaker and output transformer Trutone A2-G
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I've never had an output transformer become shorted, the failure mode is usually an open primary, or in a center tapped ...Arran — 03:52 PM |
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