Nikko TRM-230

Data

General

  • Manufacturer: Nikko
  • Model: TRM-230
  • Type: Integrated amplifier
  • Years of manufacture: 1971 - 1973
  • Made in: Japan
  • Color: front silver, cabinet wood (walnut?)
  • Remote control: no
  • Power consumption: 120 W (max)
  • Dimensions: 320 x 115 x 240 mm (WxHxD)
  • Weight: 4,8 kg
  • Original price approx.: 450 DM


Connections

  • Number of inputs: 5 (all DIN)

2x Phono, MM (1.8 mV / 50 kOhm)

    • Tuner, Aux, Tape (200 mV / 100 kOhm)
    • Tape Front (switchable with rear panel)
    • Main in (850 mV / 150 kOhm).
  • Number of outputs:
    • Headphones (6.3mm jack)
    • Tape (rear / front)
    • 2 speaker pairs (DIN plug)


Technical Data

  • Continuous power (at distortion factor)
    • 8 Ohm: 2x 16 W (1%, 100 Hz); 2x 14 W (1%, 40 Hz - 20 kHz); 20 W (one channel)
    • 4 Ohm: 2x 16 W (1%, 100 Hz); 2x 14 W (1%, 40 Hz - 20 kHz); 20 W (one channel)
  • Dynamic power
    • 8 Ohm:
    • 4 Ohm:
  • Total harmonic distortion: 1% at rated power, 0.2% / 1 W
  • Attenuation factor: 25 at 8 Ohm
  • Frequency response: 20 Hz - 30 kHz ±1 dB
  • Signal-to-noise ratio: phono 60 dB / high level 75 dB.
  • Tone control:
    • Bass: ±10 dB at 70 Hz

Treble: ± 10 dB at 10 kHz

  • Loudness: -30 dB, +10 dB at 70 Hz, + 5 dB at 10 kHz
  • Subsonic: Low Filter -3 dB at 50 Hz

High Filter: -3 dB at 7 kHz

  • Mute: no
  • Direct/Line-Straight: no
  • Stereo Channel Separation:


Special Features

  • 18 transistors, 4 diodes. Switchable AC output only for 110 V model


Remarks


Pictures

  • Image: Nikko TRM-230

Nikko TRM-230-1.jpg


  • Image: Nikko TRM-230

NikkoTRM230.18.JPG


  • Image: Nikko TRM-230 interior view

NikkoTRM230.03.JPG


  • Image: Nikko TRM-230, TRM-500, TRM-600

Nikko230.500.600.JPG


Reports

Links