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"I've always received quality LP to CD conversions. This new sound restoration process continues and builds upon the original (excellent) process. The sound is crystal clear. I can't detect any hisses, pops or any other background noises. I will definitely be sending some more of my old recordings to be converted to CDs using sound ..."

Matrix

1. Generic term applied to all processing electroforms. 2. Circuit designed to mix or separate electrical signals. 3. A transformer network, in which the outputs of an M-S microphone pair are combined additively and subtractively, to produce left and right output signals for stereo reproduction.