Help with Readrite 410 tube tester
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I fixed it. The filament selector switch is not that great of quality. Cleaned it and it takes some fiddling with to get...daveone23 — 06:58 AM |
Looking for place to donate unique Philco Philco J-1930 Prototype
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It's a vacuum tube set and it's over 60 years old. My uncle acquired it for my parents when Philco was done with it, an...jeibner — 10:24 PM |
Looking for place to donate unique Philco Philco J-1930 Prototype
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Hi J Eibner,
Welcome to the Phorum. Lots of Phriendly Pholks with Phine (See a pattern here?) advice.
It is very...MrFixr55 — 09:54 PM |
Philco 89B code 123 newbie
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Or you can do what Terry suggests. Thx Terry for remembering that. A lot cheaper. I remember an article about that, b...MrFixr55 — 09:07 PM |
Philco 48-200 alignment questions
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Thanks to everybody for all the info so far.
RodB, thanks for the additional info. I worked on this radio years ago a...transitony — 08:40 PM |
Philco 89B code 123 newbie
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Now that I've been thinking about it somewhere I saw a replacement made using a section of pvc pipe and a cap to cover t...Radioroslyn — 08:25 PM |
Philco 48-200 alignment questions
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Terry's gimmick cap is two insulated wires twisted together about 2 inches long, one wire attaches to the generator outp...RodB — 07:46 PM |
Philco 48-200 alignment questions
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Hi, in this case I would be certain that pin 7, which is B-, of the 14A7 is not "hot". If it is then reverse t...RodB — 07:39 PM |
Philco 48-200 alignment questions
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Yup.
The gimmick is to take the place of the 100mmfd cap you don't have.Radioroslyn — 07:34 PM |
Philco 48-200 alignment questions
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Thanks for the reply Terry.
Yes I am definitely using an isolation transformer. If I work with your method and connec...transitony — 07:29 PM |