[QRZ.com via rec.radio.amateur.moderated Admin]

"Boat Anchor" & Classic Equipment

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Who owns a Johnson Thunderbolt?

Posted: 16 Feb 2018 07:10 AM PST
https://forums.qrz.com/index.php?thr...erbolt.599529/

Im curious about how many own these old amplifiers. I suspect they were
one of only a small handful of old amps that can operate in WARC bands.

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Working my way back in time - Drake TR-4

Posted: 16 Feb 2018 06:05 AM PST
https://forums.qrz.com/index.php?thr...e-tr-4.599531/

Hey all,



I got into Amateur Radio because I like tinkering, electronics, and repair.
I started with a 7300, then got a Kenwood Ts-820s, which I restored from a
broken state, and now I have acquired a Drake TR-4. Soon enough I will have
a spark gap transmitter (and lose my license for using it).



I have the manuals. The circuit is amazingly simple given all it does! I
love this older gear I can really wrap my head around.



I got the AC-4 power supply with it. The whole thing was supposedly...



Working my way back in time - Drake TR-4