Multitrack Cassette Recorder MT8XII (2)

• alternative name: Nippon Gakki

Yamaha MT8XII is a combined eight channel audio mixing console with built-in multitrack cassette recorder.

MIXER
Frequency Response
  LINE IN (GAIN max.) – STEREO OUT - 20 Hz–20 kHz +1, –4 dB
  LINE IN (GAIN min.) – STEREO OUT - 20 Hz–20 kHz +1, –4 dB
  LINE IN (GAIN min.) – PHONES - 20 Hz–20 kHz +1, –4 dB
  Noise Level (12.7 kHz: – 6 dB/oct. L.P.F.)
  Equivalent Input Noise –115 dB (Rs=150 Ω)
  STEREO OUT – 80 dB/CH (STEREO fader at 7–8 mark)
  S/N Ratio (at rated input & output levels)
  LINE IN (GAIN max.) – STEREO OUT 68 dB, IHF-A
  LINE IN (GAIN min.) – STEREO OUT 70 dB, IHF-A
  Distortion (1 kHz signal at rated input & output levels)
  LINE IN (GAIN max.) – STEREO OUT 0.3% (30 kHz L.P.F.)
  LINE IN (GAIN min.) – STEREO OUT 0.05% (30 kHz L.P.F.)

EQ
  LOW ±12 dB @ 80 Hz, shelving
  MID ±12 dB @ 250 Hz–5 kHz, sweepable
  HIGH ±12 dB @ 12 kHz, shelving

TAPE TRANSPORT
  Tape Type: C46–C90, Cr02 (Bias: HIGH, EQ: 70 µs)
  Tape Heads: Record–play 8-track Hard Permalloy, Erase 8-track ferrite
  Motors: Capstan DC servo motor x1, Reel DC motor x1, Mechanism DC motor x1
  Tape Speed: 9.5 cm/sec
  Pitch Control: Approximately ±12%
  Wow & Flutter: Less than 0.08% WRMS
  Rewind Time:
   Normal Rewind: Approximately 95 seconds for a C60 tape
   High-Speed Rewind: Approximately 75 seconds for a C60 tape

RECORDER
  Overall Frequency Response 50 Hz–14 kHz +3, –5 dB (dbx NR off)
  Overall S/N Ratio 80 dB/IHA-F (at 3% distortion level, dbx NR on)
  Overall Distortion 2% (400 Hz, –10 dB)
  Overall Channel Separation (adjacent channels) 60 dB (1 kHz, –10 dB, dbx NR on)
  Erasure Rate 55 dB (1 kHz, 0 dB)
  Noise Reduction dbx NR (SYNC position: TR8 = off)
 
Optional Accessories: FC5 Footswitch
Power Consumption: 46 W

Here you find 769 models, 736 with images and 380 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Yamaha Co.; Hamamatsu