The humble transistor radio is one of those consumer ... with a self-oscillating mixer, 455 kHz IF amplifier, and class AB audio amplifier. The devices are a little archaic by today’s standards ...

Connect a circuit using wire, a 9-V battery ... These circuits will allow you to observe the operation of a transistor as an amplifier, just as Walter Brattain did at Bell Labs in the winter ...

Enter an old Radio Shack P-Box stereo amplifier kit. After a few modernizations and tweaks, the result is an 8-transistor stereo ... to the push-pull bias circuit and limited the high-frequency ...

Explains the principles of transistor ... circuit, flip-flop, mathematical operations, efficiency Email us at [email protected] if you have questions about the footage and are interested in ...