Kenwood KD-3100

Data

General

• Manufacturer: Kenwood
• Model: KD-3100
• Type: Direct-drive turntable with automatic tonearm return
• Years of manufacture: 1978 - 1981
• Made in: Japan
• Colour: Metallic Grey
• Dimensions (WxHxD): 440 x 130 x 370 mm
• Weight: 7.9 kg
• Original price approx.: 500 DM

Connections

• Outputs: 2 x RCA (Cinch), ground wire
• Inputs: none

Technical data

• Drive type: Direct drive
• Motor: brushless DC servo motor for platter, 2-pole geared motor for automatics
• Turntable: 31cm diameter, die-cast aluminum, 1.15kg
• Speeds: 33 1/3 and 45U/min.
• Synchronisation fluctuations: less than 0.03% (WRMS), less than +/- 0.055% (DIN)
• Rumble noise voltage ratio: -71dB (DIN)
• Rumple-noise-voltage-distance: -48dB (DIN)

Tonearm Data

• Effective mass: 24.7g
• Construction: statically balanced S-shaped tube tonearm with EIA tone head connector
• Tonearm length: 225mm
• Overhang: 15mm
• Tracking angle: +/- 1.5 degrees

Special Features

• Features advertised in a 1980 Kenwood catalogue include:
  • Turntable with a moment of inertia of 220Kg/cm².
  • Solid frame made of ARCB special material (minerals, glass fibre, polyester resins)
  • Excellent synchronisation characteristics
  • Tonearm with precision bearing and hardly measurable tracking angle error

Remarks

• Other models of the same series:
• KD-2100
• KD-3100
• KD-4100
• KD-5100

Pictures

• 

Links

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