Nakamichi 610

Data[edit]

General

  • Manufacturer: Nakamichi
  • Model: 610
  • Type: Preamplifier
  • Years of manufacture: 1974 - 1980
  • Made in: Japan
  • Color: Black
  • Remote control:
  • Power consumption: 20 W
  • Dimensions (WxHxD): 400 x 170 x 237 mm
  • Weight: 7 kg
  • Original price approx.: 1'600 DM


Connections

  • Number of inputs:
    • Phono MM 1, 2: 1 mV, switchable 200 Ohm, 50 kOhm, 100 kOhm.
    • Microphones 1 - 5: 0.2 mV / 1 kOhm

Tuner: 75 mV / 25 kOhm

    • AUX 1, 2: 75 mV / 25 kOhm
    • Tape Play: 230 mV / 75 kOhm
  • Number of outputs:
    • Tape 1, 2 Rec: 316 mV / 10 kOhm
    • Monitor: 0 - 1 V / 1 kOhm
    • Pre Out: 316 mV / 10 kOhm
    • Headphones: 40 mW at 8 Ohm (6.3mm jack plug)


Technical Data

  • Frequency response:
    • Phono: 30 - 15,000 Hz, ± 0.3 dB.
    • Microphone: 30 - 100'000 Hz, + 0 dB, - 1,5 dB
    • Aux, Tuner: 20 - 100'000 Hz, + 0 dB, - 1,5 dB
    • Tape: 10 - 50'000 Hz, ± 0,3 dB

Distortion factor: < 0,005 %

  • Signalrauschabstand:
    • Phono: >80 dB
    • Microphone: > 65 dB

High level: > 93 dB

  • Tone control
    • Bass:
    • Treble:
  • Contour Filter: adjustable
    • at - 8: - 14 dB / 20 Hz, - 30 dB / 3 kHz, - 25 dB / 20 kHz
  • Loudness:
  • High Filter:
  • Low Filter (Subsonic):
  • Mute:
  • Sinus Generator: 1 kHz, 3.16 kHz, 4.16 kHz, 10 kHz, 11 kHz, 13.16 kHz, 14.16 kHz
  • Pink noise: 50 - 15'000 Hz, ± 0.2 dB
  • Phase Check: Phase check of the inputs


Special Features

  • Mixer for microphones, line inputs
  • Generator for test tone and pink noise


Remarks[edit]





Pictures[edit]

  • Extract from brochure: Nakamichi 610 in black

Nakamichi 610-Prospekt-1.jpg


  • Extract from brochure: Nakamichi 610 in silver

Nakamichi 610-Prospekt-2.jpg


Reports[edit]

Links[edit]

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