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My Philco 37-116 Restore
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| Hello MrFixr55,
Thank you for taking the time to explain. I measured 50 volts where you say. Today the 370 volts at ...dconant — 12:51 PM |
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462ron
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| Oh that sucks. It’s something easily overlooked. Hopefully it’s nothing more than a resistor!
Ron462ron — 08:08 AM |
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Philco 46-480 Electronic Restoration
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| Just confirmed that you are correct. It’s the function generator. I connected the signal output probe to one of the inpu...jrblasde — 07:52 AM |
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Philco 46-480 Electronic Restoration
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| Ouch, you may be right. Yes, it is solid state. It’s the signal output of my oscilloscope.
May be time to crack that ...jrblasde — 07:27 AM |
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462ron
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| If you didn’t put a DC blocking cap between the signal generator probe and the plate of the 1st IF it’s possible you ble...462ron — 07:07 AM |
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My Philco 37-116 Restore
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| Hi DConnant,
The reason why C127 is isolated from ground is because sets of this vintage did not have the center tap...MrFixr55 — 01:07 AM |
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Philco 46-480 Electronic Restoration
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| The shield is on the 6H6.
It was, in fact, a missing jumper to connect the main chassis ground to the RF chassis grou...jrblasde — 10:58 PM |
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Zenith H725
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| When dealing with noise on power lines, time to get my Jackery 240 out. Talk about clean can hold a portable am radio ne...David — 08:52 PM |
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Zenith H725
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| Arran - I bet you're right probably vinyl, there was no rubber smell when desoldering it, which you often get with the o...EdHolland — 08:23 PM |
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Zenith H725
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| Ed;
It was very likely vinyl covered wire given the vintage of the set, there was some rubber/gutta percha wire used ...Arran — 06:34 PM |
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