Pioneer A-09

Data[edit]

General

  • Manufacturer: Pioneer
  • Model: A-09
  • Type: Class-A integrated amplifier
  • Years of manufacture: 1992 - 1997
  • Made in: Japan
  • Color: Front, Cabinet Champagne
  • Power consumption: 220 W (max.)
  • Dimensions: 440 x 198 x 480 mm (WxHxD)
  • Weight: 23 kg
  • Original price approx.: 480'000 Yen (Japan, 1992), 8'500 DM


Connections

  • Number of inputs:
    • Phono MM: 2.5 mV / 50 kOhm, max. 150mV (0.05% THD, 1 kHz).

Line: 150 mV / 50 kOhm Tuner: 150 mV / 50 kOhm CD: 150 mV / 50 kOhm Tape Play 1, 2: 150 mV / 50 kOhm

    • XLR (Balanced): 150 mV / 600 Ohm
  • Number of outputs:
    • Tape Rec 1, 2: 150 mV / 1 kOhm.
    • Headphones:
    • 2 speaker pairs: 4 - 16 Ohm


Technical Data

  • Continuous power Class-A
    • 8 Ohm: 2 x 35 W (20 Hz - 20 kHz, distortion factor < 0.05%)
    • 4 Ohm: 2 x 70 W

2 Ohm: 2 x 140 W

  • Dynamic power
    • 8 Ohm: 2 x 45 W
    • 4 Ohm: 2 x 90 W
  • Total harmonic distortion: 0.05 % or less
  • Attenuation factor:
    • 150 (20Hz - 20kHz, 8ohm).
    • 200 (1Khz, 8 Ohm)
  • Frequency Response:
    • Phono: 20 Hz - 20 kHz (RIAA, ±0.2dB).

High Level: 1 Hz - 150 kHz (+0 / -3dB)

  • Rise Time: 1.4us (10 kHz) 10 Hz - 100 kHz (± 1dB)
  • Signal to Noise Ratio:
    • Phono: 87 dB
    • High Level: 109 dB
  • Tone control:
  • Loudness: -
  • High Filter: -
  • Low Filter (Subsonic): -
  • Mute: -
  • Direct/Line-Straight:


Special Features

  • Gold-plated input and output jacks
  • Amplifier including connections symmetrically separated


Notes[edit]






Pictures[edit]

  • Image: Pioneer A-09

A09.JPG


Reviews[edit]

  • Review by "Fidelity Magazine": [1]
  • Report from "Mackers": [2]


Links[edit]

  • External link: "The Vintage Knob" website: [3]
  • External link: "Audio Database, Japan" website: [4]