Fun With Analog Multipliers

Need a frequency doubler? Want to plot a cubic function on your ‘scope? How about a square root extractor, or a voltage controlled amplifier? Analog multipliers make all this (and more) a snap!

Description Reference
Analog multiplier background and basics MT-079: Analog Multipliers, Analog Devices
A variety of multiplier applications and circuits ADI Multiplier Applications Guide, Analog Devices
How the Gilbert cell works Basics of the Gilbert Cell, W2AEW
Datasheet for the AD633 used in the video AD633 Datasheet, Analog Devices

3 thoughts on “Fun With Analog Multipliers

  1. Pingback: Fun with Analog multipliers: Squares, cubes, and VCAs | Electronics Infoline

  2. Pingback: ‘Analog Multipliers: Squares, Cubes, and VCAs’ Explained « Adafruit Industries – Makers, hackers, artists, designers and engineers!

  3. Hello, which are the power levels and the schematic of the circuit?, slaudos from Colombia c:
    I tried to run the circuit and the AD633 gets very hot, it’s not stable

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