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A look inside a ’70s voltage and current standard

Posted on Tuesday, October 28th, 2014 in Teardowns by DP

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SQKYBeaver did a teardown of a Techtron Standards type 51 voltage and current standard:

Absolutely amazing inside! The wires to the front panel look like the were loomed by a professional Spacecraft mechanic. every one individually numbered it must have taken hours. only 4 rc4136 quad opamps for all this functionality, two dating back to 1973.

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