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Vintage Test Gear and Workshop Equipment For discussions about vintage test gear and workshop equipment such as coil winders.

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Old 15th Jan 2022, 5:33 pm   #1
Cruisin Marine
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Join Date: Jul 2018
Location: Worthing, West Sussex, UK.
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Default HP8591A Spectrum Analyser Power Supply info. wanted

I am not sure HP ever gave info on the power supply units (I recall reading there was more than one design, I have no idea if that is true?).

I am after whatever I can get info. wise, it is about time those RIFA caps were changed by now, anybody know where I can find diagrams or info. please, Thank you.
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Old 15th Jan 2022, 6:42 pm   #2
chriswood1900
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Default Re: HP8591A Spectrum Analyser Power Supply info. wanted

I don't know any schematics for this model of SA, it is from the era when HP stopped providing board level information so I doubt it was ever published there are a few bits on the net where people have reverse engineered things to repair them such as this,.
https://www.schematicsunlimited.com/...a-power-supply
Good luck
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Old 15th Jan 2022, 8:45 pm   #3
Cruisin Marine
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Default Re: HP8591A Spectrum Analyser Power Supply info. wanted

Thank you Chris
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