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Fred Bartoli Fred Bartoli is offline
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Default A better mic preamp

Eeyore a écrit :

Fred Bartoli wrote:

Winfield Hill a écrit :
Eeyore wrote...
In response to various posts please find attached a mic amp
which has seen volume production in commercial equipment.

Feel free to ask any questions / criticise whatever.

Graham

Content-Type: image/jpeg; "mic amp.jpg"
It's nice to see the diff-pair currents going directly to
the output opamp, with it's 6.8k resistors. But why'd ya
steal away loop gain so aggressively by choosing 680-ohms?

The opamp has not enough distorsion to his taste maybe.


IDIOT.


Wasn't expecting anything else than that splendid remark.


--
Thanks,
Fred.