[sdiy] Trueno

Roman Sowa modular at go2.pl
Wed Dec 13 12:37:41 CET 2017


But with proper opamps BOM cost would rise by $0.50!

Roman

W dniu 2017-12-13 o 10:44, Neil Johnson pisze:
> So they're already operating the op-amps outside of their ratings (min
> is spec'ed at +/- 5V).
> Unless the circuit is designed with high impedances those poor old
> TL074s will struggle to get any more than a couple of volts either
> side of 0V.
> They could have chosen better op-amps and got more headroom and/or SNR.
> 
> Neil
> 



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