Onkyo T-4250

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Data

General

  • Manufacturer: Onkyo
  • Model: T-4250
  • Type: Tuner
  • Years of manufacture: 1985 - 1987
  • Made in: Japan
  • Color: Black and silver
  • Remote control: no
  • Power consumption: 17 W
  • Dimensions: 435 x 77 x 372 mm (WxHxD)
  • Weight: 5.2 kg
  • Original price approx.: 599 DM


Connections

  • Number of outputs: 1

Chinch OUTPUT

  • Number of inputs: 2

FM 75 Ohm coaxial, AM frame or outdoor antenna


Technical data

  • Reception: FM/MW
  • Frequencies:
    • VHF : 87.5 - 108.0 MHZ (50 kHz grid).

MW : 531 - 1611 kHz (9 kHz raster)

  • Frequency response: 30Hz - 15kHz +- 1,5dB
  • Input sensitivity: FM
    • Mono: 0.9 µV

Stereo: 20 µV

  • Input sensitivity: MW

25 µV

  • Distortion factor:
    • Mono: 0.1%

Stereo: 0.2%

  • Noise floor:
    • Mono: 75dB

Stereo: 68dB

  • Channel separation:
    • 40dB at 1kHz
    • 30dB from 70Hz to 10kHz
  • selectivity: 60dB
  • Co-wave selection: 1.3dB
  • Spurious wave selection:
  • IF attenuation: 90dB
  • IF attenuation: 90dB
  • AM suppression: 50dB
  • Output voltage: 0.8V
  • RDS: -
  • Station memory: 20


Semiconductor

  • 10 ICs
  • 5 FETs
  • 36 transistors
  • 57 diodes + 26 LEDs


Remarks













Pictures

  • [[Picture: Onkyo T-4250

Onkyo Integra T 4250.jpg


  • Excerpt from brochure: System Onkyo Integra DX-2200, A-8250, TA-2350, T-4250

Onkyo A-8250-DX-2200-TA-2350-T-4250-Prospekt-1985.jpg


Reports

Links