TNP #31 – Teardown, Repair & Experiments with HP 87421 & 83017A 26.5GHz Microwave System Amplifier
#TNP #Teardown #Repair #Experiments
“The Signal Path”
In this episode Shahriar repairs an HP 87421 power supply in order to revive a HP 83017A 0.5-26.6GHz Microwave System Amplifier. The power supply has multiple bad capacitors which can be readily exchanged. An X-ray of a bad versus good capacitor is also shown. A custom cable must be made and the…
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