Kenwood KD-4100 R

Data

General

• Manufacturer: Kenwood
• Model: KD-4100R
• Type: Direct-drive turntable with fully automatic tonearm guidance and repeat function
• Years of manufacture: 1979 - 1981
• Made in: Japan
• Colour: Metallic grey
• Dimensions (W/H/D): 44cm/13cm/37cm
• Weight: 7.9 kg
• Original price approx.: 650 DM

Connections

• Outputs: 2 x RCA (Cinch), ground wire

Technical Data

• Drive type: Direct drive

Motor: brushless DC servo motor for platter, 2-pole DC micromotor for automatics

• Turntable: 31cm diameter, die-cast aluminium, 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 connection
• Tonearm length: 225mm
• Overhang: 15mm
• Tracking angle: +/- 1,5 degrees
• Tracking force: 0-30mN, adjustable

Special Features

• Features advertised in a 1980 Kenwood catalog include:
  • Solid frame made of ARCB special material (minerals, glass fiber, polyester resins).
  • Turntable with high moment of inertia, newly developed brushless DC shaded-pole motor, "... both guarantee optimum synchronisation consistency even when playing the new ** direct-cut and digital records with their distinctive dynamics and strong groove modulation."

Notes

• The R in the model name stands for "Repeat." This means that the record player has a repeat function which, when activated, is limited to playing the record again after it has expired.

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

• Kenwood KD-4100 This unit is similar to the KD-4100R, but does not have a repeat function.

Pictures

• Picture: Kenwood KD-4100 R

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Links

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