BB#2 - TRUE ANALOG MULTIPLIER
November 11, 2018
We re-create this expensive building block using a few op amps and transistors, and see what it's useful for. Plus, a detailed explanation of the JFET working as a voltage controlled resistor.
BB#1 - CHARGE PUMP RAIL INVERTER
November 5, 2018
How to get from a single positive rail to having both a positive and a negative rail, with a few transistors, diodes, capacitors and resistors...
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