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Aha! For some reason I had it in my mind that early telephones were moving coil type, and the carbon mic came along later. You're absolutely correct - thanks fo
by camtarn 2y ago
Aha! For some reason I had it in my mind that early telephones were moving coil type, and the carbon mic came along later. You're absolutely correct - thanks for setting me right.
- Aloha 2y agoIts really an ingenious device, I've wanted to build one, just because I'm a phone nerd, think its cool.