With the contribution of headfiers I'd like to make a permanent and updated list of headphone amps with Balance Control. The Balance control is a must have feature for the following reasons: - most of us have a slightly worse hearing in one side (younger the better, just like eyes), image is...

Hi,   I want to upgrade the Texas Instruments TL071CP (JFET Input Op Amp) inside my SPL Volume 2 preamp. Is it possible to use OPA604AP or the even better OPA627 without ANY problem? Any other suggestion of a perfectly compatible/replacement upgrade in  the FET input Op Amp category?  ...

Since I'm picky, I've tested different audio converters.   From the same AIFF audio file each converter outputs a different ALAC file size: iTunes=11.956.256 dbpoweramp=11.923.869 Xrecode=11.921.156   From another FLAC file to AIFF: dbpoweramp=19.075.432 Xrecode=19.075.323...

iPad and iPhone bit-perfect wi-fi streaming of 24bit or DSD files using high storage capacity in a portable setup: Which configuration works without downsampling? [DSD bit-perfect wi-fi streaming to iOS instructions at the end of this guide] The targets for 24 bit or DSD bit-perfect...