Automatic Record Changers and Recorders By John F. Rider (1941) In Adobe PDF format on CDROM 748 Hi Resolution pages Topics Covered: Motors and Drives Speed Regulators and Reduction Drives Recorders and Phonographs Automatic Record Changer…
Automatic Record Changers and Recorders By John F. Rider (1941) In Adobe PDF format on CDROM 748 Hi Resolution pages Topics Covered: Motors and Drives Speed Regulators and Reduction Drives Recorders and Phonographs Automatic Record Changer…