HELP!!! Fostex A8 Reel to Reel volume fluctuation problem

Fostex early A8 8 track reel to reel will not erase or record - Music Electronics Forum

Fostex A2 crackling noise

Reel to Reel Tape Recorders www.reeltoreeltech.com

Fostex R8 Reel to Reel Demo

Fostex A8 and A2 Reel to Reel machines Photo #1716506 - US Audio Mart

Tape

The Fostex A-8 multitrack tape machine – Preservation Sound

Perfectly working and functional Fostex A8 tape machine. Does not need servicing. Tape heads all clean and ready to go., Comes with tape reels shown

Fostex A8 Tape Machine with Remote

Fostex A-8 8-Track Recorder/Reproducer Manual

What's wrong with this Fostex Model 80 - muddy/fluctuating sound