Reading an article about the first transistorized Hi-Fi amplifier, [Netzener] got the itch to make one. But what to use for the starting point? Enter an old Radio Shack P-Box stereo amplifier kit.
Extend the LM358 op-amp family’s output voltage range by cascading the op-amp with a few simple, inexpensive components.
Using the TDA7052A audio amplifier to generate a five octave, linear in pitch voltage-controlled oscillator (VCO).
It used to be a rite of passage to be able to do the math necessary to design various bipolar transistor amplifier ...
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