Nakamichi 610

Data

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

• Other models in the same series:
• Preamplifier:
• Nakamichi 410
• Nakamichi 610

• Power amplifier:
• Nakamichi 420
• Nakamichi 620

• Tuner Preamplifier:
• Nakamichi 630

• Tape Deck:
• Nakamichi 350
• Nakamichi 500
• Nakamichi 550
• Nakamichi 600
• Nakamichi 700
• Nakamichi 1000

Pictures

• Extract from brochure: Nakamichi 610 in black

• Extract from brochure: Nakamichi 610 in silver

Links

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