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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:    • EEVblog #594  How To Measure Power S...  

eBay seller that sells refurbished HP 3400A units (now SOLD):
https://www.ebay.com/itm/HP3400ARMS...

HP 3400A Docs:
https://archive.org/details/hp_3400A_...
https://www.hpl.hp.com/hpjournal/pdfs...
https://ia600202.us.archive.org/24/it...
http://bee.mif.pg.gda.pl/ciasteczkowy...
https://www.manualslib.com/manual/119...

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Patreon:   / mjlorton  

Amazon Store: http://astore.amazon.com/m071120'>http://astore.amazon.com/m071120
Or anything on Amazon:
http://www.amazon.com/?_encoding=UTF8...
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SignUp below to join over 20,000 awesome people to learn from our Arduino Crash Course it's 12 optimized video lessons to get you up and running quick with Arduino.
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