Philco 42-350

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Philco 42-350

Post by Ben Delk on Mon May 14, 2012 1:42 pm

Came across a Philco 42-350 for $20 last week so I said "what the heck? Recapped and replace some rotten bushings and now it play A.M. very well but I cannot get FM. I was reading an article about the radio stating
the FM station were assign by the FCC but not license while this radio was in production. Humor me here but before I start digging around trying to find a solution, does this radio play FM stations?

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Re: Philco 42-350

Post by Bill Cahill on Mon May 14, 2012 6:06 pm

What aree the frequencies on the fm dial? If it's the old fm band, it's no longer used. Sounds like it might be.
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Re: Philco 42-350

Post by Ben Delk on Mon May 14, 2012 7:43 pm

BC 42 to 50 mhz. It would appear the FM is nonexistent in the year model 42-350. FM stations became obsolete by the end of WWII.
What about SW...SW covers 9 to 15 Mhz, with high sensitivity. Is it picked up on a standard areial?

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Re: Philco 42-350

Post by Bill Cahill on Tue May 15, 2012 12:02 am

That was the old FM band. It stopped being used after 1960, I believe.
Some SW bands are no longer used, but, most are. I get alot of sw on my GE J-805 at night.
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Re: Philco 42-350

Post by Ben Delk on Tue May 15, 2012 6:55 am

I was able get several SW stations late last night, seems they were are Latino. Since you are on a roll here.....Must of the AM stations I receive are loud and clear but a couple even though they are loud and clear they chirp. Is this must like internal(electricalcomponent) or external (electrical interference, feeback, lighting, etc...)

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Re: Philco 42-350

Post by Bill Cahill on Tue May 15, 2012 10:33 am

Lightnning would be loud, drowning out static, varying with pitch, and, frequency, depending on how manny strikes, and, how near.
Chirping, if you mean a squeling that goes in oscilation, sounds like it may be your radio oscilator.
Could mean your radio needs a better alignment.
Placement of certain componnents, especially in the oscilator cicuits can be crittical.
Also, certain things, appliances, etc., can cause interference. Coputers running, even in the same room can rais a havic with am radio, as can television.
The modern cfl light bulbs create their own noise, as do florescent lights.
I have even seen two radios playing in the same room where when one is tuned near the same frequency as the other, will cause harmonic noises, and, make at least one of the radios get a loud squeel.
Hope this helps some.
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Re: Philco 42-350

Post by Ben Delk on Tue May 15, 2012 12:28 pm

No lightNing involved just lighting. I do have lots of elecrical in the area and a laptop with wireless within 2 feet of the radio, I'll try removing it. The sound is not like an ac hum or sequlc or squeel. It sounds like a baby bird chirpping. Oddest thing.

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Re: Philco 42-350

Post by Doug Burskey on Tue May 15, 2012 2:55 pm

Zenith and a few others made sets after ww2 with both FM bands on them.Is that old FM band used for anything today?

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Re: Philco 42-350

Post by Ben Delk on Tue May 15, 2012 3:01 pm

All the documentation I can find states the pre and post WWII FM stations were unlicensed by the FCC and when the FCC got around to licensing FM the FM station were in a different frequency range so the old one no longer exist.

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