[DXZone] Repairing HP 8753C VNA
 

The DXZone.com Amateur Radio Internet Guide

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Repairing HP 8753C VNA

Posted:
https://www.dxzone.com/dx34226/repai...8753c-vna.html

Technical Reference/Vector Network Analyzer
A true detective story about a interesting repair project, putting back to
life a malfunctioning HP 8753C VNA that was rebooting after startup with
noise and clicking sounds produced by the attenuator and switch relays.