[sdiy] Semi-OT: phantom-powered balanced line driver?

Ingo Debus debus at cityweb.de
Fri Oct 13 19:36:58 CEST 2006


Thanks to to all for the good advice.

Am 10.10.2006 um 20:45 schrieb Magnus Danielson:

> First off all, I assume you ment to say SSM2142 (which is the  
> balanced driver,
> rather than the balanced receiver SSM2141). Personally I think it  
> is shooting
> over the top and not very well fit.
>

Oops, yes of course I meant the 2142.

> I would use rather classic op-amps for the drive, such as the  
> NE5534 or NE5532.

But how? Re-build the 2142 with opamps? That would be 3 opamps and  
quite a few resistors in total.
Or did you mean I should drive the transformer with an opamp? Can't I  
drive the transformer with the mic directly?

Ingo



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