re microphone pre amp low noise phantom powered davidj rahul net david josephson writes 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 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 i ve had very good results from the ssm from pmi part of analogue devices they have also now introduced the ssm which looks good on paper but which i haven t tried yet christopher christopher hicks paradise is a linear gaussian world cmh uk ac cam eng also reported to taste hot and sweaty
