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Are there any 30$ ish amplifier modules for up to 500kHz?
(1/1)
eTobey:
I am thinking of using it with a functiongenerator.
I would be happy with 2W, and +- 5V.
coromonadalix:
but not 30 ish :palm: and too high power ....
https://www.aliexpress.com/i/4000019808949.html
https://www.aliexpress.com/i/4000590155430.html
and some can be found on fleabay ? some have gain controls ?
50khz ??
https://www.ebay.ca/itm/182412356272?
Feeltech FPA series
eTobey:
Thanks for those links.
The first item is denied by ali express in my country! :rant:
The juntek has 2x gain? Can it be disabled without compromising the performance?
voltsandjolts:
Schematic is here:
https://www.eevblog.com/forum/testgear/juntek-dpa-2698-10mhz-signal-amplifier-digilent-analog-discovery/msg3649978/#msg3649978
Minimum non-inverting gain on the LM7171 is specified as +2
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