[sdiy] Buffered opamp used as a 2Mhz power amp...

Jean-Pierre Desrochers jpdesroc at oricom.ca
Wed Aug 20 15:59:05 CEST 2014


This is out of 'usual' topics for synth DIY forum but
some of you guys could have some clues about it..

I want to build a small power amp (5-10w @ +/- 15vdc) that
could drive a 50 ohms load with a fixed 2Mhz pure sine.
I'd like to use an opamp driving a push-pull stage (ex: using TIP29-30)
What type of opamp could be used at that frequency ?
The input level would be around 1vpp.
I was thinking of NE5532 as a frontend..

Thanks..



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