Onkyo TX-7830

Data

General:

  • Manufacturer: Onkyo
  • Model: TX-7830

Type: Receiver

  • Years of manufacture: 1991 - 1992
  • Made in: Malaysia
  • Colours: Black, Polar silver
  • Remote control: yes (RC-211S)
  • Power consumption: 250 watts
  • Dimensions: 455 x 150 x 331.5 mm (WxHxD)
  • Weight: 9.7 kg
  • Original price approx.: 800 DM (400 €)


Connections:

  • Number of inputs: 6
    • Video 1
    • Video 2
    • Tape 1
    • Tape 2
    • Phono
    • CD
  • Number of outputs:
    • list the outputs here (with level/impedance).


Technical data:

Amplifier:

  • Continuous power (at distortion)
    • 8 Ohm: 2 x 60 Watt
    • 4 Ohm: 2 x 90 Watt
  • total harmonic distortion: 0.08 %
  • Attenuation factor: 60 at 8 Ohm (front)
  • Frequency response: 20 - 30.000Hz +/-1 %
  • Simul Mode

MAIN: 8 Ohm: 2x 55 W (effective), both channels driven, only main speaker pair REMOTE/ FRONT: 8 Ohm: 2x 12W (rms), both channels driven, FRONT speaker pair only

  • Signal-to-noise ratio: phono 80 dB, CD/tape 100 dB.
  • Tone control:
    • Bass: +/- 10 dB at 100 Hz

Treble: +/- 10 dB at 10,000 Hz

  • Loudness: yes
  • Subsonic: -
  • Selective Tone: yes (Selective Tone control - this gives a clearer reproduction of the very low and high frequencies).
  • Mute: yes
  • Direct/Line-Straight: yes
  • Stereo Channel Separation:
  • Impedance: Phono: 2.5 mV/ 50 kOhm, CD/Tape Play: 150 mV/ 50 kOhm, Tape Rec: 150 mV/ 2.2 kOhm.

Loudspeaker Impedance: Main min. 4 Ohm / Remote min. 8 Ohm (2 pairs of speakers)


Tuner:

  • Reception: FM, MW
  • Frequencies:
    • FM: 87.5 - 108.0 MHz

MW: 522 - 1611 kHz

  • Frequency response: 30 - 15,000 Hz +/- 1.5 dB
  • Input sensitivity FM: 0.9 µV (mono, 26 dB S/N, 40 kHz deviation); 23 µV (stereo, 46 dB S/N, 40 kHz deviation)

Distortion factor FM: Mono: 0.15 %, Stereo: 0.25 % Distortion factor MW: 0.7 % Signal-to-noise ratio: Mono: 73dB, Stereo: 67 dB

  • Channel separation: 45 dB for 1 kHz
  • Selectivity: 50 dB (DIN)
  • Co-wave selection: 1.5 dB
  • Spurious wave selection:
  • Image frequency attenuation: 85 dB
  • IF attenuation: 90 dB
  • AM suppression: 50 dB
  • Output level:
  • RDS:
  • Station memory: 40


Special Features

  • Second amplifier 2x 12 watts at 8 ohms, 0.8% distortion factor ("Remote" connection for pair of speakers).
  • Room-to-room
  • R1-compatible remote control and R1 Remote Control connector (black terminal)

MR Remote Control connector for HR-10 (green terminal, additional remote control for 2nd room)

  • Two switched power outlets (100 W max.)

Simul-Source Simul-Source selection (e.g. radio and tape, so it is possible to listen to another source in the next room).


Remarks


Pictures

  • [[Picture: Onkyo TX-7830

Tx7830.jpg


  • Picture: Onkyo TX-7830

Onkyo tx-7830.png


Reviews

According to Onkyo, this receiver was awarded in 1991 by the technical magazine "Stereoplay".

  • Quote: "1991 - By outstanding convenient operation and excellent sound characteristics the Onkyo TX-7830 with large projection/lead reference (is awarded by the technical periodical "Stereoplay").


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