Pioneer - A70 Solid state stereo amplifier






Holds dual bachelor's degrees in electronics and physics with 20 years in audio engineering.
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Pioneer A70 integrated amplifier from 1983 in very good physical condition, tested and fully functional, weight 12 kg, includes power adaptor.
Description from the seller
Super Ampli Pioneer A70
Everything works and that's very good.
I love this look and all these settings and the red lights.
General
Manufacturer: Pioneer
Model: A-70
Type: Integrated amplifier
Manufacturing years: 1983 - 1985
Made in Japan
Color: Silver
Remote control: no
Power consumption: 800 W max.
Dimensions (L x H x P): 420 x 131 x 411 mm
Weight: 12.3 kg
Approximate original price: 1,400 DM
Relations
Number of entries:
Phono MM: 2.5 mV / 50 kOhm, 300 mV max.
Phono MC: 0.15 mV / 3 Ohm or 0.25 / 40 Ohm, 18 mV max.
Tuner: 150 mV / 50 kΩ
CD/Aux 1, 2: 150 mV / 50 kOhm
Reading of bands 1, 2: 150 mV / 50 kΩ
Number of outputs:
Recording on tape 1, 2: 150 mV / 2.2 kΩ
Headphones: 4 - 16 ohms
2 pairs of speakers
Technical data
Continuous power
8 Ohm: 2 x 120 W (RMS, 20 - 20,000 Hz)
4 Ohms:
Dynamic Power
8 ohms:
4 Ohms:
Total harmonic distortion: < 0.003%
Attenuation factor: 25 (8 ohms)
Frequency response
Phono, RIAA: 20 – 20,000 Hz, ± 0.2 dB
High level: 5 – 100,000 Hz, +0 dB, -3 dB.
Signal-to-noise ratio
Phono MM: 78 dB
Phono MC: 70 dB
High level: 109 dB
Tone control
Basses: ± 10 dB at 100 Hz
Aigus: ± 10 dB at 10 kHz
Sound amplitude: +9 dB at 100 Hz, +3 dB at 10 kHz.
High-resolution filter
Low-pass filter (subsonic): -6 dB/octave at 15 Hz
Sound cut: -20 dB
Straight line: yes
Special features
Gold-plated phono input
Double mono construction with separate power supplies.
Fast and careful delivery with UPS.
Super Ampli Pioneer A70
Everything works and that's very good.
I love this look and all these settings and the red lights.
General
Manufacturer: Pioneer
Model: A-70
Type: Integrated amplifier
Manufacturing years: 1983 - 1985
Made in Japan
Color: Silver
Remote control: no
Power consumption: 800 W max.
Dimensions (L x H x P): 420 x 131 x 411 mm
Weight: 12.3 kg
Approximate original price: 1,400 DM
Relations
Number of entries:
Phono MM: 2.5 mV / 50 kOhm, 300 mV max.
Phono MC: 0.15 mV / 3 Ohm or 0.25 / 40 Ohm, 18 mV max.
Tuner: 150 mV / 50 kΩ
CD/Aux 1, 2: 150 mV / 50 kOhm
Reading of bands 1, 2: 150 mV / 50 kΩ
Number of outputs:
Recording on tape 1, 2: 150 mV / 2.2 kΩ
Headphones: 4 - 16 ohms
2 pairs of speakers
Technical data
Continuous power
8 Ohm: 2 x 120 W (RMS, 20 - 20,000 Hz)
4 Ohms:
Dynamic Power
8 ohms:
4 Ohms:
Total harmonic distortion: < 0.003%
Attenuation factor: 25 (8 ohms)
Frequency response
Phono, RIAA: 20 – 20,000 Hz, ± 0.2 dB
High level: 5 – 100,000 Hz, +0 dB, -3 dB.
Signal-to-noise ratio
Phono MM: 78 dB
Phono MC: 70 dB
High level: 109 dB
Tone control
Basses: ± 10 dB at 100 Hz
Aigus: ± 10 dB at 10 kHz
Sound amplitude: +9 dB at 100 Hz, +3 dB at 10 kHz.
High-resolution filter
Low-pass filter (subsonic): -6 dB/octave at 15 Hz
Sound cut: -20 dB
Straight line: yes
Special features
Gold-plated phono input
Double mono construction with separate power supplies.
Fast and careful delivery with UPS.
