Revox B 285

Data

General

• Manufacturer: Revox
• Model: B 285

Type: Receiver

• Years of manufacture: 1984 - 1988
• Manufactured in: Switzerland
• Color: Silver / Grey
• Remote control: yes
• Power consumption: 550 W max.
• Dimensions (WxHxD): 450 x 153 x 332 mm
• Weight: 15 kg
• Original price approx.: 3'500 DM

Connections

• Number of inputs:
  • Phono MM: 2.7 - 50 mV, 47 kOhm, 50, 150, 450 pF switchable, 160 mV max.
  • Phono MC: 0.1 - 2 mV, 100 Ohm, 6 mV max.

CD: 250 mV, 47 kOhm, 8 V max.

• • Tape Play 1, 2: 250 mV, 47 kOhm, 8 V max.

Tape Play DIN 1, 2: 250 mV, 47 kOhm, 8 V max. FM antenna: 75 Ohm, 300 Ohm

• • MW antenna: 300 Ohm
• Number of outputs:
  • Tape Rec 1, 2: 250 mV, 680 ohms.
  • Tape Rec DIN: 30 mV, 80 kOhm
  • Headphones (6.3mm jack):
  • 2 speaker pairs

Technical Data

Amplifier

• Continuous power (at distortion)
  • 8 Ohm: 2x 80 W (RMS, 20 - 20'000 Hz)
  • 4 Ohm: 2x 110 W
• Dynamic power
  • 8 Ohm: 280 W
  • 4 Ohm: 440 W
• Total harmonic distortion: 0.01 %
• Attenuation factor: 100 at 8 Ohm
• Frequency response:
  • Phono: 20 - 20'000 Hz, ± 0,3 dB
  • High level: 20 - 20'000 Hz, + 0 dB, - 0,3 dB
• Signal-to-noise ratio:
  • Phono MM: 82 dB
  • Line: 105 dB
• Tone control:
  • Bass: ± 12 dB at 40 Hz

Treble: ± 10 dB at 15 kHz

• Loudness: + 10 dB at 100 Hz
• High Filter:
• Low Filter (Subsonic): - 3 dB at 15 Hz, 12 dB / octave.
• Mute: - 20 dB

Tuner

• Reception: FM, MW
• Frequencies:
  • FM: 87.5 - 108 MHz
  • MW: 530 - 1610 kHz
• Input sensitivity:
  • FM: 2.5 µV
  • MW: 25 µV
• Frequency response: 20 - 15'000 Hz, + 0,3 dB, - 0,8 dB
• Distortion factor:
  • Mono: 0.08 %

Stereo: 0.1

• Signal-to-noise ratio:
  • FM:
    • Mono: 78 dB
    • Stereo: 72 dB
  • MW: 50 dB
• Channel separation: 50 dB
• selectivity: 60 dB
• Co-wave selection: 0.8 dB
• Spurious wave selection: 110 dB
• IF attenuation: 110 dB
• IF attenuation: 110 dB
• MW suppression: 72 dB
• Station memory: FM, MW a total of 29 memory locations for free programming

Special Features

• Tone Linear switch
• Tape Dubbing
• Peak display
• Automatic station search
• IF band switchable: Narrow / Wide
• Mono / Stereo switchable

Remarks

• Other models in the same series:
• Amplifier:
• Revox B 150

• Tuner:
• Revox B 160

• Receiver:
• Revox B 285

• CD player:
• Revox B 126

• Tape Deck:
• Revox B 215

• Speakers:
• Revox Forum B MK II
• Revox Plenum B MK II
• Revox Atrium B MK II
• Revox Symbol B MK II
• Revox Piccolo
• Revox Piccolo Flat
• Revox Agora B MK II
• Revox Agora B Slimline
• Revox Power Cube

Pictures

• Image: Revox B 285