Beocord 1800

Data

General

  • Manufacturer: Bang & Olufsen
  • Model: Beocord 1800
  • Type: Reel-to-reel tape
  • Years of manufacture: 1969 - 1973
  • Made in: Denmark
  • Color: Teak veneer / black
  • Remote control:
  • Power consumption: max. 50 W
  • Dimensions: 450 x 225 x 358 mm (WxHxD) incl. dust cover
  • Weight: 16,2 kg
  • Original price approx.: 1'675 DM


Connections

  • Number of outputs: 3
    • Radio (1.25 V / 7.5 kΩ)
    • Line (1.25 V / 7.5 kΩ)
    • Headphones: (0.8 V / 47 kΩ or 1.8 V at 470 Ω, volume adjustable).
  • Number of inputs: 4
    • Microphone (50-200 Ω sym., 35 μV / 1,000 Hz).
    • Radio low impedance: (47 kΩ 2.5 mV / 1,000 Hz).
    • Radio high impedance: (100 kΩ 2.5 mV / 1,000 Hz).
    • Phono low impedance: (47 kΩ 2.5 mV / 1,000 Hz)
    • Phono high impedance: (100 kΩ 2.5 mV / 1,000 Hz)

Line (47 kΩ 250 mV / 1,000 Hz)


Technical Data

  • Coil diameter: max. 18 cm
  • Drive: 1 motor
  • Heads:
    • Type 4132 (half gauge): 4
    • Type 4138 (quarter gauge device): 3
  • Tracks:
    • Type 4132 (half-gauge unit): 2, reproduction also for quarter gauge
    • Type 4138 (quarter-track unit): 4
  • Tape speeds: 4.75 - 9.5 - 19 cm/s, max. deviation 1%.
  • Slip:
  • Synchronous fluctuations:
    • at 4.75 cm/s: < 0.18% (effective), < 0.5% (peak).
    • at 9.5 cm/s: < 0.11% (effective), < 0.3% (peak)
    • at 19 cm/s: < 0.07% (effective), < 0.2% (peak).
  • Pitch fluctuations:
  • Overall frequency response:
    • at 4.75 cm/s: 30 - 7,500 Hz (±2 dB, 40 - 6,000 Hz).
    • at 9.5 cm/s: 20 - 15,000 Hz (±2 dB, 30 - 13,000 Hz)
    • at 19 cm/s: 20 - 20,000 Hz (±2 dB, 30 - 18,000 Hz)

Signal-to-noise ratio:

    • Type 4132 (half-track unit): > 60 dB (DIN 45 405), > 65 dB (IEC 123-A).
    • Type 4138 (quarter-track device): > 57 dB (DIN 45 405), > 62 dB (IEC 123-A)
  • External voltage spacing:
  • Distortion factor:
  • Equalization: DIN 45 513, 1966-67, NAB 1965.
  • Distortion: < 3% über Band bei VU Null
  • Übersprechdämpfung Mono: >60 dB /1,000 Hz, > 50 dB / 10,000 Hz
  • Stereo crosstalk attenuation: > 55 dB / 1,000 Hz, > 45 dB / 10,000 Hz
  • Cancellation attenuation: 70 dB with 100kHz push-pull oscillator
  • Premagnetization and cancellation frequency: 100 kHz


Special Features

  • Trick options: Sound on Sound, Synchro Playback.
  • Amplifier: Amplifier equipment can be used without turning on the player.
  • Mixer with slider
  • Hyperbolic ground recording and playback heads


Remarks


Pictures

  • Excerpt from advertising: Beocord 1800, Beocord 2400

Bang & Olufsen Beocord 1800-2400-Prospekt-1.jpg


Reviews

Links

</3%>