Sony TC-K 661 S

Specifications

Model

• Stereo Cassete Deck Sony TC-K661S
• Years of manufacture:1995-96
• Color: Black
• Power consumption: 21 W
• Dimensions: 430 x 123 x 310 mm
• Weight: 4.4 kg
• Purchase price: about 600 DM

Connections:

• Inputs: 1

Line in - Cinch (phono jacks), Sensitivity 0.16V, Impedance 47kΩ

• Outputs: 2
  • Line out- Cinch (phono jacks), output voltage 0.5V at 47kΩ,
  • Headphones output (output power 0-3mW at 32Ω, not adjustable)

Technical Data

• Audio heads: 3 - erase head (F&F), record (SD), playback(SD).
• 3 motors: Capstan motor(DC servo), Reel motor (DC motor), Servo motor (DC motor)
• S/N ratio (Dolby NR off):
  • Type IV: 61dB,
  • Type II: 59dB,

Type I: 57dB

• improved height dynamics (aproximate values):
  • with Dolby B NR: 5dB at 1kHz; 10dB at 5kHz.

with Dolby C NR: 15dB at 500Hz; 20dB at 1kHz

• • with Dolby S NR: 10dB at 100Hz; 24dB at 1kHz
• Distortion factor:
  • 0.4% (Type I, 160nWb/m, 315Hz, 3rd H.D.).

1.5% (Type IV, 250nWb/m, 315Hz, 3rd H.D.)

• Frequency response (Dolby NR off)
  • Type IV (SONY METAL): 20-20,000Hz (±3dB, IEC), 20-16,000Hz [±3dB (-4dB recording)]

Type II (SONY HIGH): 20-18,000Hz (±3dB, IEC)

• • Type I (SONY NORMAL): 20-17,000Hz (±3dB, IEC).
• Coincidence fluctuations:
  • ±0.065% (IEC)
  • 0.045% W.RMS (NAB)
  • ±0.12% (DIN)
• Fast forward and rewind time during rewind: approx. 90 sec. (with SONY C60 cassette)

Features 3-head cassette deck with rear tape control (with monitor button) 3 motors, one of them servo motor motorized cassette compartment Dolby B, C and also Dolby S, Dolby HX Pro green glowing cassette compartment illumination

• Single Capstan drive
• Title search AMS
• Electronic 3-digit counter, real time
• Prepared for remote control, sensor built in. With the RM-J701 remote control, the display can even be dimmed.
• CD Synchro with a Sony CD player and the RM-J701 remote control.
• Semi-automatic test tone calibration for bias and level, very adjustable
• MPX- Filter for radio recordings switchable

Remarks

• The unit has no timer anymore (like TC-K615 S)
• Headphone output is not adjustable (like TC-K615 S)
• Drive similar in construction to TC-K 615 S, using the TCM-190 mech. Compared to the 611 S from 1993 the equipment was "slimmed down"
• compared to the TC-K715 S built 1 year earlier ( had no successor) there is no quartz control and no sapphire reinforced drive shaft
• belts, tone heads, tone shaft (capstan) and pressure roller were the same on several Sony cassette decks (5xx and 6xx series) since 1993.
• Predecessor unit: Sony TC-K 615 S
• Successor unit: Sony TC-KE 600 S (QS)
• Other models of the same series:
  • TC-K 361
  • TC-K 461 S
  • TC-K 561 S
  • TC-K 661 S

Reports

• Stereo 11/1995: satisfactory, no star. "Plumply equipped, including Dolby S, but despite 3-motor drive synchronization problems." (Stereo Testspiegel 1995/96)

Pictures

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