Pioneer QX-8000
Data
General
- Manufacturer: Pioneer
- Model: QX-8000
Type: Quadraphonic Receiver
- Years of manufacture: 1971 - 1972
- Made in: Japan
- Color: silver, wooden case walnut
- Power consumption: 330 watts max.
- Dimensions: 509 x 172 x 377 mm
- Weight: 15,6 Kg
- Original price approx.: 500 US-$, 2'000 DM
Connections:
- Number of inputs:
- Phono 1: 2 mV, 50 kOhm
- Phono 2: 2 mV, 50 kOhm
- AUX 1, 2: 170 mV, 110 kOhm
- Tape Play 1, 2: 180 mV, 120 kOhm
Main In:
- Coaxial FM antenna connection (75 Ohm)
- AM- Antenna Connector (300 Ohm).
- Number of outputs:
- Tape Rec 1, 2:
- Pre Out
- 2 x speaker pairs: 1 x front, 1 x rear
- 2 x headphone output front + rear: 6.3 mm jack each
Technical Data:
Amplifier:
- continuous power: quadrophonic, 20-20 kHz
- 8 Ohm: 4 x 20 Watt
4 Ohm: 4 x 25 Watt
- music power: quadrophonic, 20-20 kHz
- 8 Ohm: 130 Watt
- 4 Ohm: 180 Watt
- Total harmonic distortion: < 1 % at rated power
- Attenuation factor: 35 at 8 ohms, 1 kHz
- Frequency response: 5 - 100'000 Hz ± 3 dB
- Signal-to-noise ratio:
- Phono: > 75 dB
- Line: > 90 dB
- Tone control:
- Bass: + 11 dB, - 12 dB at 100 Hz
- Treble: + 10.5 dB, - 8.5 dB at 10 kHz
- Loudness: + 11.5 dB at 100 Hz, + 7 dB at 10 kHz
- Low Filter (Subsonic): - 6.5 dB at 50 Hz (6 dB / octave)
- High Filter: - 11.5 dB at 10 kHz (6 dB / octave)
Tuner:
- Reception: FM, AM
- Frequencies:
- FM: 87.5 - 108 MHz
- MW: 525 - 1605 kHz
- Input sensitivity:
- FM: 2.2 µV
- MW: 15 µV
- Frequency response: 20 - 15'000 Hz
- Distortion factor FM: Stereo < 0.8 %, < Mono 0,6 %
- Signalrauschabstand:
- UKW: 60 dB
- AM: 50 dB
- Stereo-Kanaltrennung: >38 dB at 1 kHz
- Selectivity:
- FM: 60 dB
MW: > 25 dB
- Co-wave selection: 3.0 dB
- Spurious wave selection: > 80 dB
- Image frequency attenuation:
- FM: > 50 dB
MW: > 45 dB IF attenuation:
- FM: > 85 dB
- MW: > 30 dB
- AM suppression: 50 dB
Special Features
- Quadralizer
- MPX Noise Filter
- FM Muting
- Bass / Tweeter control V + H separately
Remarks
- All Pioneer Quadro Receivers at a glance:
Pictures
- Extract from brochure: Pioneer QX-8000
Reports
- Review of the Pioneer QX-8000 by "Hifi Studio": [[1]]
Links
- External link Pioneer brochure on "Hifi Archive": [[2]]</Mono>