HRL CM-3 / APN-3

Here is a parts list for the military CM-3 / APN-3 comparator made by Harvey Radio Labs. No specific date found, but probably written 1945 because of the order number. Many thanks to Tom French W1IMQ for selling it to me!

Cover page

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Calculation (1)

Calculation (2)

Calculation (3)

Calculation (4)