Nagra III

Portable full-track reel-to-reel tape recorder
"Being battery powered, these machines were
heavily used by TV, film crew and radio reporters
to record news events from all over the world,
even behind the Iron Curtain, right until
the mid-nineteen eighties."
•Input: balanced XLR microphone,
classic unbalanced line
•Output: 600ohm (0dB == 4.4V) balanced,
low-impedance monitoring headphones,
unbalanced.