Philco model 70 rebuild - by Tim P.
Posts: 1,114
Threads: 14
Joined: Feb 2013
City: Irvington, NY
That metal washer on the osc trimmer does not look right. The adjusting nut should be insulated from the brass metal contact underneath. Perhaps there is an insulating washer under the metal one?
Messages In This Thread
RE: Philco model 70 rebuild - by Tim P. - by Mondial - 02-21-2014, 07:19 PM
Users browsing this thread: 5 Guest(s)
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Recent Posts
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Philco 91 Restore Code ??
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| If you know the fc resistance you can use 120 ma nominal current through the resistor to get the voltage drop then calcu...RodB — 05:21 PM |
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Philco 91 Restore Code ??
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| Thanks Mike. I at least know why it is there if I don't fully understand it. I see where you talk about a cap and resist...dconant — 04:49 PM |
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Philco 91 Restore Code ??
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| Well, this cap you showed cannot possibly, due to the way it is constructed, be 1000pF (0.001).
It can be in tens of pF....morzh — 03:13 PM |
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Philco 91 Restore Code ??
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| I have two schematics for this radio one shows the 47 block (126-226) and the other (121-221) does not. My radio does no...dconant — 02:32 PM |
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Philco 91 Restore Code ??
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| No, that cannot be the 47.
The 47 is a regular backelite block cap. Look at the chassis picture, it is shown there. Rig...morzh — 01:45 PM |
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Philco 91 Restore Code ??
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| I have changed the title of this thread from Philco 91 Schematic.
I have gone through most of the cap replacements. I...dconant — 01:26 PM |
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462ron
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| Here is an online transistor substitution site…
Ron462ron — 08:44 AM |
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1930s Stewart-Warner Tombstone Radio need help identifying model number
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One way to repair a broken wire on a coil is to take a copper strand out of some 18 gauge electrical cord, make a &quo...captainclock1988 — 12:55 AM |
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B&K 1077B no video
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| Hello Tim,
I once had a Jcpenny 13inch tv /monitor built by NEC come into my repairshop it would start acting up at tim...radiorich — 10:59 PM |
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Restoring Philco 96
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| Mike;
The last time I took a potted condenser can apart, and it was maybe 1/4 the size of the one in the model 96, I ...Arran — 10:56 PM |
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