By A Mystery Man Writer
The B 77 is equipped with three AC asynchronous motors and a capstan which is controlled by a tachometer head that monitors impulses created by the
Studer-Revox B77 MKII – BOGIN, JR.
Let's talk: Analog Reel-to-Reel, Revox B77
Revox
File:Revox B77 MK II reel-to-reel audio tape recorder, ca. 1982 (cropped and edited).jpg - Wikimedia Commons
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Revox A77 3 Motor 2 Speed Reel to Reel Tape Recorder - electronics - by owner - sale - craigslist
Revox Reel To Reel Tape Recorders 1949-1993
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Revox B77 Tape Recorder (HSR Dec 83)