re microphone pre amp low noise phantom powered in c jjj tf cmcl nyu edu ali cns nyu edu alan macaluso writes i m looking to build a microphone preamp that has very good low noise characteristics large clean gain and incorportates phantom power volts dc for a pzm microphone i m leaning towards a good low cost instrumentation amplifier to maintain the balanced input from the microphone for its good cmrr internal compensation and because i can use a minimal of parts does anyone out there have any experience suggestions advice etc that they d like to pass on i d greatly appreciate it a l a n m a c a l u s o purple moon giants ali cns nyu edu e th st b nyc without doing anything really tricky the best i ve seen is the burr brown ina their databook shows a good application of this chip as a phantom power mic pre josephson engineering san jose california microphones tel fax instrumentation email david josephson com ftp info from rahul net pub davidj
