Measuring Noise - HP 3400A True RMS Voltmeter - Part 2

[SeanB]

Measuring Noise - HP 3400A True RMS Voltmeter - Part 2

https://www.youtube.com/watch?v=1Pdcoi8-K60


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A look at the challenges of measuring power supply noise and ripple on oscilloscopes and multimeters. A look at the HP 3400A True RMS Voltmeter
which has enough bandwidth, impedance matching and crest factor to do these measurements to less than 1 mV or up to 300 V.

Dave's video: https://www.youtube.com/watch?v=Edel3eduRj4

eBay seller that sells refurbished HP 3400A units (now SOLD):
https://www.ebay.com/itm/HP-3400A-RMS-AC-Voltmeter-Upgraded-to-SS-Refurb-Calibrated-w-Certificate-/284025406435?_trksid=p2349526.m4383.l10137.c10&nordt=true&rt=nc&orig_cvip=true

HP 3400A Docs:
https://archive.org/details/hp_3400A_manual/page/n1/mode/2up
https://www.hpl.hp.com/hpjournal/pdfs/IssuePDFs/1964-01.pdf
https://ia600202.us.archive.org/24/items/hp_3400A_manual/3400A_manual.pdf
http://bee.mif.pg.gda.pl/ciasteczkowypotwor/HP/3400A.pdf
https://www.manualslib.com/manual/1197872/Hp-3400a.html


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