Onkyo TX-51

Data

General

• Manufacturer: Onkyo
• Model: TX-51

Type: Receiver

• Years of manufacture: 1982 - 1984
• Made in: Japan
• Color: Silver
• Remote control: no
• Power consumption:
• Dimensions: 418 x 114 x 392 mm (WxHxD).
• Weight: 9.5 kg
• Original price approx.: 1'050 DM

Connections:

• Number of inputs: 3
  • Phone 2,5 mV 50 kOhm
  • Tape 1 150 mV 50 kOhm
  • Tape 2 150 mv 50 kOhm
• Number of outputs: 5
  • Speaker A
  • Speaker B
  • Rec Out 1
  • Rec out 2
  • Headphones

Technical data:

Amplifier:

• Continuous power (at distortion)
  • 8 Ohm: 2 x 40 Watt
  • 4 Ohm: 2 x 50 Watt
• Total harmonic distortion: 0.06 % at 30 Watt 8 Ohm
• Attenuation factor: 35 at 8 Ohm
• Frequency response: 20 - 30,000 Hz (± 1 dB)
• Signal-to-noise ratio: phono 85 dB, tape 95 dB
• Stereo channel separation:
• Tone control:
  • Bass: ± 12 dB at 100 Hz

Treble: ± 10 dB at 10 kHz

• Loudness:
  • + 9 dB at 40 Hz
  • + 5 dB at 20 kHz

Tuner:

• Reception: FM / AM
• FM frequencies: 87.5 - 108 MHz
• Frequency response: 30- 15.000 Hz
• Input sensitivity:
  • Mono 1 µV

Stereo 3 µV

• Distortion factor:
  • Mono 0.15 %

Stereo 0.3

• Signal-to-noise ratio:
  • Mono 71 dB

Stereo 66 dB

• Channel separation: 55 dB
• AM frequencies: 525 - 1,620 kHz
• Input sensitivity: 30 µV
• Distortion factor 0.8

Remarks

• Other models in the same series:
• Onkyo TX-11
• Onkyo TX-21
• Onkyo TX-31
• Onkyo TX-41
• Onkyo TX-51
• Onkyo TX-61

Pictures

• [[Picture: Onkyo TX-51