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Comment by CarolineW

It's also worth mentioning that transistors are basically back-to-back diodes, and that understanding a diode, really understanding a diode, is the first step towards understanding semi-conductor physics, and electronics in general.

I remember well making crystal radios, firstly with store-bought diodes and capacitors, subsequently making my own capacitors, and then diodes. Taught me so much.

The diode - gateway drug to semi-conductor physics and electronics.

parent CarolineW 10 years ago

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