600

Nakamichi HiFi-Stereo-Cassette-Recorder 600.

ICs: 1.

Dealer in Germany: ELAC.

Type: 2-head, single compact cassette deck
Track System: 4-track, 2-channel stereo
Tape Speed: 4.76 cm/s (+/- 1%)
Heads: 1 x record/playback, 1 x erase
Tape Type: type I, CrO2
Noise Reduction: B
Dolby B; frequence range: 20···18000 Hz ± 3 dB; built in 400-Hz-test generator.
Frequency Response: 40Hz to 18kHz  (Cr02 tape)
Signal to Noise Ratio:
   better than 60dB 400Hz, 0 dB WTD rms.
   better than 68dB 400Hz, 3% THD WTD rms. (with DOLBY IN, SX Tape, WTD)
Wow and Flutter: less than 0.12%WTD Peak
Total Harmonic Distortion:
   less than 1.5% 400Hz 0dB
   less than 0.5% 400Hz 0dB with IM Suppressor IN (SX, EXII Tapes)
Erasure: better than 60dB below saturation level at 1kHz
Separation: better than 35dB at 1kHz, 0dB
Crosstalk: better than 60dB at 1kHz, 0db
Bias frequency: 105kHz
Input: 60mV (line), 50 kOhms
Output: 0.58V (line), 400Hz, 0dB, output level MAX

Here you find 140 models, 113 with images and 14 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Nakamichi Co.; Tokyo