Any way to fix this old radio?

coinman123

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Feb 21, 2013
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I got this cool late 1940's radio a couple months ago for $7 from an antique shop. Any ideas how to fix this. It looks like someone cut off the battery cord. Is this salvageable? I want to hear it play again but will be fine either way. It has been sitting on my bookshelf ever since I bought it as a cool decoration.


Pre 1949 Motorola
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I am not sure if the speaker works but I am guessing most of the internal stuff is fine, never tried it, like I said, some cut off the cord thingy and it needs batteries, the tunes are fine. Not sure though, I ca't open it today, I can only remove to back, the main problem is the cord.
 

The hard part will be finding a pair of 67.5V batteries for the thing!

Here's a way to make your own.

"B" battery replacement

Tubes are still available, but you need to locate a radio shot that has a tube testor.
 

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I used to rebuild 40s era radio receivers back in the 70s. The primary tools I used were a quality multimeter, audio and radio frequency generators, and a good oscilloscope. Because some types and sizes of batteries used in the 40s are no longer made, I had to make do by finding something of the appropriate voltage and current ratings that was close to the correct physical size and making it fit. Because I had the specifications for the vacuum tubes, I did not use a tube tester.

Have fun!
 

they are generally repairable, however the radio has paper/wax capacitors use that go bad over time and should be replaced, you might get it to work without replacing them for a while, but time takes its toll and they might short out or worse cause a fire. I had a 1940's worldband philco that I loved listening to.
 

The hard part will be finding a pair of 67.5V batteries for the thing!

Here's a way to make your own.

"B" battery replacement

Tubes are still available, but you need to locate a radio shot that has a tube testor.

Thanks for the info, any idea on how to make the two "A" batteries too?
 

According to this link you can use "D" cells. The "A" battery is 1.5v.

Here's a couple links that also have links to an antique radio and electronics supply websites.

Powering Your Antique Battery Radio

Antique Radio Parts & Repairs

When I was in high-school I was in a pre college engineering class for electronics. We studied tubes; anodes, cathodes, gates and heating elements. Who knew it might come back as handy? I had an old cloth covered "portable" radio that worked when I was a kid that I wish I had kept. It weighed about 20 pounds and was the size of a cat carrier.
 

According to this link you can use "D" cells. The "A" battery is 1.5v.

Here's a couple links that also have links to an antique radio and electronics supply websites.

Powering Your Antique Battery Radio

Antique Radio Parts & Repairs

When I was in high-school I was in a pre college engineering class for electronics. We studied tubes; anodes, cathodes, gates and heating elements. Who knew it might come back as handy? I had an old cloth covered "portable" radio that worked when I was a kid that I wish I had kept. It weighed about 20 pounds and was the size of a cat carrier.

Thanks so much, any ideas on the cord.
 

A picture of the radio would be nice for reference. Also, where does the cord attach to the radio?
 

Coinman you know that when you repair it that it will only play Golden Oldies.
 

This is how they fixed radios and other things on the Russian Space Station, so it might work for you!:tongue3:


Frank

 

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that has always been a tried and true method in the old days of switches and relays instead of todays microchips
 

A picture of the radio would be nice for reference. Also, where does the cord attach to the radio?

Right under where the cord starts lol.
 

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