Technics SH-9090

Data

General

  • Manufacturer: Technics
  • Model: SH-9090
  • Type: Mono Equalizer
  • Years of manufacture: 1975 - 1979
  • Made in: Japan
  • Color: Black
  • Power consumption: 40 W
  • Dimensions: 450 x 173 x 375 mm (WxHxD)
  • Weight: 9.2 kg
  • Original price approx.: 200,000 Yen (Japan, 1975), 2,200 DM


Connections

  • Number of inputs:
    • Input (Mono):
      • Balanced: 1 V / 100 kOhm
      • Unbalanced: 1 V / 50 kOhm
  • Number of outputs:
    • Output (Mono):
      • Rated:
        • Balanced: 1 V / 20 Ohm
        • Unbalanced: 1 V / 10 Ohm
      • Maximum: 7 V


Specifications

  • Adjustable frequency bands: 10, 30, 60, 125, 250, 500, 1,000, 2,000, 4,000, 8,000, 16,000, 32,000 Hz.
  • Center frequencies adjustable from/to:
    • 10Hz : 5Hz...20Hz

30Hz : 15Hz...60Hz 60Hz : 30Hz...120Hz 125Hz : 62,5Hz...250Hz 250Hz : 125Hz...500Hz 500Hz : 250Hz...1Khz 1Khz : 500Hz...2Khz

    • 2Khz : 1Khz...4Khz
  • Control range: ± 12 dB (stepless)
  • Frequency response:
    • 10 - 30,000 Hz (+0/-0.5 dB).
    • 3 - 80,000 Hz (+ 0/- 3 dB)
  • Signal-to-noise ratio: 94 dB
  • Signal-to-noise ratio: 90 dB (IHF A)
  • Distortion factor: 0.05


Special Features

  • Main level control: ± 6 dB (stepless)
  • Band level control: ± 12 dB (stepless)
  • Control range: ± 1 octave
  • Slope adjustment: Q = 0.7 - 7


Remarks

  • Single channel (mono), for stereo operation two equalizers are needed



Pictures

  • Technics SH-9090 mono equalizer x 2

Technics SH-9090-1.jpg


  • Technics SH-9090 mono equalizer rear panel

Technics SH-9090-3.jpg


Reports

Links

  • External link: "Audio Heritage, Japan" website: [[1]]