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Naturally occurring diode junctions!

❤3

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The pyrite doesn't seem to work as well as the Galena, by far. There is only a very slight knee.

119 views16:40

I love this boat anchor. But man, it needs help

141 views17:08

I hate not having the right parts. Finding replacement transistors is such a pain in the neck.

195 views13:19

Selenium rectifiers!

🤩2

445 views08:21

More rectifiers

104 viewsedited 08:25

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