Bang and Olufsen Beogram 1800 5813

The Bang & Olufsen Beogram 1800 5813 turntable is a fully automatic, belt-driven stereo turntable produced from 1984 to early 1986. It is part of the 1800 series, which includes types 5811, 5813, 5814, and 5815. The 5813 is functionally and technically identical to the 5811, with only minor differences in finish or regional specifications.

• Drive System:
  Motor: Electronic servo-driven DC motor with tacho feedback for stable speed.
  Drive: Flat belt.

• Speeds:
  Playback Speeds: 33⅓ and 45 rpm, automatically selected based on record size.

• Operation:
  Automatic: Fully automatic—record size detection by weight, automatic pickup movement, and speed selection.
  Mechanism: Fast-acting with dual mode cams for quick response times.

• Tonearm:
  Type: Radial, lightweight, with a low effective mass (about 8g).
  Pivot: Resting on three small steel ball-bearings for smooth movement.
  Stylus Pressure: Adjustable via a threaded, cylindrical counterweight at the rear (range: 0–3.5g).
  Arm Length: 229 mm.

• Cartridge:
  Pickup: MMC5 moving magnet cartridge (some sources note the SP10 is also compatible, but MMC5 is standard for this model).

• Bearing:
  Vertical: Knife edge.
  Horizontal: Ball bearing.

• Tracking Error: 0.11 degrees per cm.

• Anti-skating: Integrated into the tonearm system.

• Arm Friction:
  Vertical: 0.019 mN.
  Horizontal: 0.19 mN.

• Wow and Flutter:
  DIN: < ±0.09%.
  WRMS: < ±0.045%.

• Rumble:
  Weighted: >62 dB.
  Unweighted: >42 dB.

• Speed Deviation: < ±0.1%.

• Power Supply: 180–265 V (some units 110 V), 50/60 Hz.

• Power Consumption: 8 watts.

• Output: 5-pin DIN connector, stereo.

• Dimensions: 44 x 8.5 x 33 cm (W x H x D).

• Weight: 6 kg.

• Finish: Aluminum (some sources list rosewood, teak, or white, but 5813 is typically aluminum).

• Accessories: Removable dust cover.