Designing a multiplier circuit using BJTs

ian field

Joined Oct 27, 2012
6,536
Attached below is an image. Please help me with ideas of designing this multiplier and obtaining the expression for output voltage. Thanks in advance
That resembles the Gilbert cell in the Motorola MC1495 or 1496 type chips.

There are great mounds of application notes for those on the web. Might take a bit of digging, but you should find everything you need.
 
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