Category Archives: Mailbag

Mailbag: Can An Antique Permanent Magnet Speaker Catch Fire?

Here’s a question I received recently that I thought could use a Mailbag post: Can an antique permanent magnet speaker catch fire? Interesting question. Short answer? Maybe. Longer answer? Well: It really depends what the source of the fire is. Pretty … Continue reading

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September Update

Welcome to KF7LZE! I’m an amateur radio enthusiast and freelance electronics technician. I write this site with a goal to make it easy and enjoyable to put together electronics projects and perform your own repairs to save money, have fun, … Continue reading

Posted in Collections, Commentary, Ideas, Internet, Mailbag | Leave a comment

Visitors From Around the World

I’m working on a couple of projects – another Bose equalizer, and a Grunow radio – but they’re not quite finished to post photos, so in the mean time I’d like to post some meta commentary for a moment. WordPress … Continue reading

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More Strange Coiled Wires [Mailbag]

I had an interesting call the other day with a gentleman about a radio he’s working on, among other topics: That’s a Philco 46-420. They’re nice little bakelite radios with 6 tubes designed to receive the AM broadcast band. He’d come … Continue reading

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What’s that piece of wire, some kind of gimmick? [Mailbag]

I was talking with a fellow antique radio hobbyist on the phone the other day about a repair he was working on. A TrueTone battery radio, he’d taken care of all the important steps – checking out the tubes, replacing … Continue reading

Posted in Electronics, Mailbag, Photos, Radios and Tubes, Vintage | Tagged , , , , , , , , , , , , | 1 Comment