Telefunken M15A 1/4 inch Analog Master Tape recorder
The Giants of Tape, Part Eight: The Telefunken M15A, Part Two – PS Audio
Magnetophon - Wikipedia
TELEFUNKEN M15: Reel-to-reel playback at its best - YouTube
AEG / Telefunken M20tc | machine, wheel | Relics from the king of tape machines. In 1983 Telefunken brought out the M20 line of machines (M20, M21, M21r) Here is an in
Telefunken 32 Track Tape Recorder - Dan Alexander Audio
Telefunken M15 Tape Machine: Revival and Maintenance | blog:analog
Telefunken M15a 1/4 Inch 2-track Master Tape Recorder