Shure Stereo Preamplifier M64 AMTRAK Train Original Box Paper RARE New Old Stock
RARE Shure Stereo Preamplifier M64 for AMTRAK Trains. New Old Stock w/Original Box & Paperwork. These pieces come from the estate of a long time Railroad employee and enthusiast. The Shure M64 is designed for conversion of stereo record playing systems from ceramic to magnetic cartridges, as a preamplifier for microphones and as a low …