Posts: 1,106
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Joined: Jun 2011
City: Tacoma
State, Province, Country: Washington
I got to seriously looking under the chassis of this thing... someone who knows NOTHING about electronics has worked on it. There are resistors that have been put in parallel that should be in series (voltage divider), missing resistors, a large cap to ground from the grid of the output tube... lots of fun carp. This is going to be a lot of work.
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RE: marconi 157 - by BrendaAnnD - 12-08-2016, 08:28 PM
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Recent Posts
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Zenith H725
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I completed the insulation on the cabinet interior (Al foil and hi temp silicone rubber), and reglued the speaker gasket...EdHolland — 06:18 PM |
HiFi (Chifi) tube amp build - but my own design.
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Tim - Photos of 8 octal tube sockets. (Top and bottom)
Send me a PM if you're interested.RodB — 04:11 PM |
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Haha! I hope so. It seemed rather lost and forgotten languishing in the frozen Northeast of England.EdHolland — 02:36 PM |
VTVM meter moves when my hand is next to it & not on
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Ed - it's in the Cayman's enjoying the good life.RodB — 02:14 PM |
VTVM meter moves when my hand is next to it & not on
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Static electricity - but the other chaps beat me to it again. I've seen this before with analogue meters.
I've also ...EdHolland — 01:56 PM |
Need to purchase some accessories for restoration of my Old Philco Radio
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Hi Paulo,
Welcome to the Philco Phorum.
I can see why you want to find good reproduction parts. That is a bea...MrFixr55 — 11:10 PM |
HiFi (Chifi) tube amp build - but my own design.
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Tim,
I have some bakelite sockets in my work shop that I can dig up. I believe quite a few are NOS. I will take photo...RodB — 10:03 PM |
Philco 610B oscillator wiring
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> The cathode as noted is wired directly to the ground side of the heater filament for that tube, not to the #17 and ...Radioroslyn — 08:12 PM |
HiFi (Chifi) tube amp build - but my own design.
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Tim;
I noticed your post a little late, but I would take one of the junk sockets and try to break a chunk out of it wi...Arran — 08:07 PM |
Need to purchase some accessories for restoration of my Old Philco Radio
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Here is a list of resources found in our online library that you might find useful. Mike's Gobs of Knobs email addres...klondike98 — 01:46 PM |
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