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| 4-04 — elektor april 1981 "transistor match-maker" A transistor tester for finding matched pairs. "Oh no, not another transistor tester!"...

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| The General Instruments `piano-IC` (the AY-1-1320) took some taming ... Initially, several manufacturers of elec-tronic musical instru...

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| This simple circuit can be used as a party trick which should completely flummox anyone who has little knowledge of electronics