Technics SL-1900

Data

General

  • Manufacturer: Technics
  • Model: SL-1900
  • Type: Record player
  • Year of manufacture: 1976 - 1978
  • Made in: Japan
  • Color: Brown
  • Power consumption: 4,5 Watt
  • Dimensions: 137 x 430 x 334mm
  • Weight: 7.2 kg
  • Original price approx.: 550 DM


Connections

  • Outputs: Cinch red/white + GND
    • sound cell EPC-270: 3,2 mV, 47 kOhm
    • pickup: Technics EPC-270 C-II (MM standard system as original equipment)
  • Inputs: -


Technical Data

  • Drive: Direct drive
  • Motor: counter electromotive power frequency generator servo DC motor
  • Speed: 33 1/3 and 45 rpm
  • Synchronous fluctuation: 0.03% WRMS (JIS C5521), ±0.042% evaluated zero-to-peak (DIN 45507)
  • Rumble noise ratio:
    • DIN 45539A: 50 dB
    • DIN 45539B: 73 dB
  • Turntable: Injection moulded aluminium, 310 mm
  • Operating mode: Automatic or manual
  • Pitch: ±5%
  • Tonearm: Tubular arm, statically balanced
    • needle support: 0 - 3 g
    • effective axis length: 230 mm
    • overhang: 15 mm
    • crank angle: 21.5
    • Friction: 7mg (horizontal and vertical)
    • track misalignment angle: within + 3 (145mm from center), + 1 (55mm from center)
    • Pickup weight range: 5.5 - 9.5 g
    • Weight of tonearm head: 9.5 g
  • Cartridge: Technics EPC-270 C-II (MM)


Special Features

  • Set-up point: Adjustable for 12",10" and 7" records.

Memo-Repeat: repeat play from one to six times, or continuous repeat play adjustable Heavyweight design: Heavy polymer sub-chassis on Viscoelastic damped steel springs.

  • Motor-rotor directly connected to turntable (developed by Technics)
  • Electronically controlled with then revolutionary One-Chip-IC AN 630
  • Highly sensitive tonearm with cardan suspension in precision pivot bearings. Equally exceptional at the time.
  • Visco-damped tonearm control and anti-skating - a novelty at the time, as were the thick, low-capacity phono cables.


Comments


Pictures

  • [[Image:Technics SL-1900

bild:TechnicsSL-1900_1.jpg|


  • More pictures: Please click to enlarge


  • Excerpt from brochure: Technics SL-1900

Technics SL-1900-Prospekt-1.jpg


Reports

Links

  • External link to website "Vinyl Engine": [[1]]