Pioneer A-7

Data

General

• Manufacturer: Pioneer
• Model: A-7
• Type: Integrated amplifier
• Years of manufacture: 1981 - 1983
• Made in: Japan
• Colour: Champagne
• Remote control:
• Power consumption: 420 W
• Dimensions (WxHxD): 420 x 132 x 423 mm
• Weight: 12.2 kg
• Original price approx.: 1'250 DM

Connections

• Number of inputs:
  • Phono MM: 2.5 mV / 50 kOhm, 200 mV max.

Phono MC: 0.25 mV / 100 Ohm, 20 mV max.

• • Tuner: 150 mV / 50 kOhm
  • Aux / Video: 150 mV / 50 kOhm
  • Tape Play 1, 2: 150 mV / 50 kOhm
• Number of outputs:
  • Tape Rec 1, 2: 150 mV / 2.7 kOhm
  • Headphones: 4 - 16 Ohm
  • 2 pairs of speakers

Technical Data

• Continuous power
  • 8 Ohm: 2x 70 W (RMS, 20 - 20'000 Hz)
  • 4 Ohm:
• Dynamic power
  • 8 Ohm:
  • 4 Ohm:
• Total harmonic distortion: < 0.003 %
• Attenuation factor: 60 (8 Ohm)
• Frequency response:
  • Phono, RIAA: 20 - 20'000 Hz, ± 0,2 dB
  • High level: 5 - 200'000 Hz, + 0 dB, -3 dB
• Signal-to-noise ratio:
  • Phono MM: 88 dB

Phono MC: 70 dB

• • High level: 110 dB
• Tone control:
  • Bass: ± 10 dB at 100 Hz

Treble: ± 10 dB at 10 kHz

• Loudness: + 9 dB at 100 Hz, + 3 dB at 10 kHz
• High Filter:
• Low Filter (Subsonic): - 6 dB / octave at 20 Hz
• Mute: - 20 dB
• Line Straight: yes

Special Features

• LED peak display

Remarks

• Previous model:
• Pioneer SA-7800

• Successor model:
• Pioneer A-70

• Other models in the same series:
• Amplifier:
• Pioneer A-5
• Pioneer A-6
• Pioneer A-7
• Pioneer A-8
• Pioneer A-9

• Tuner:
• Pioneer F-5
• Pioneer F-7
• Pioneer F-9

• Receiver:
• Pioneer SX-4
• Pioneer SX-5
• Pioneer SX-6
• Pioneer SX-7
• Pioneer SX-8
• Pioneer SX-9

• Tape Decks:
• Pioneer CT-3
• Pioneer CT-4
• Pioneer CT-5
• Pioneer CT-6 R
• Pioneer CT-7 R
• Pioneer CT-8 R
• Pioneer CT-9 R

• Record Player:
• Pioneer PL-2
• Pioneer PL-4
• Pioneer PL-5
• Pioneer PL-7
• Pioneer PL-8
• Pioneer PL-L 800

Pictures

• Image: Pioneer A-7

• Excerpt from brochure: Pioneer A-7

Tests

• Stereoplay April 1981 9 amplifiers in comparison