Cleaning up the Akai GX-630D-SS QR2R - Oh My!, Page 2
REVOX A77 3 Motor, 2 Speed, Reel to Reel Tape Recorder - Vintage
Repairs – M² Circuits
A77 - Revox A77 - Audiofanzine
Reel to Reel Tape Recorder Manufacturers - Akai - Museum of Magnetic Sound Recording
Compact Cassette Encyclopedia MDPI
greatbear blog posts: audio tape
The famous Revox A77 taperecorders
7 Revox A77 recap and overhaul
Revox A77 ELECTRONIC Control Systems & Audio upgrade overhaul kit
A77 - Revox A77 - Audiofanzine
Newbie in reel to reel. What to look for? (mostly PR99MK II)
Revox A77 mkIV Dismantling