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Old 05-15-2019, 03:39 PM   #7
Badcaps Veteran
Join Date: Dec 2010
City & State: Alberta
My Country: Canada
Posts: 1,759
Default Re: Frequency measurement

You can just measure Vin and Vout. Use your multimeter on ACV and put in say 200mV and find the -3dB corner frequency where the output dips by 70.7%
Some DMM's are only good to around 1.5kHz before they roll off. Others are good to much higher.
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