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TEAC X-700R

TEAC

Japan

TEAC X-700R

Tape Deck Details

Number of Motors

3

Number of Heads

6

Head Configuration

Stereo

Wow & Flutter

0.03% at 7½ ips, 0.04% at 3¾ ips

Signal-to-Noise [dB]

65

Dimensions [mm]

432 x 364 x 262

Weight [kg]

18

Year built

1983-1986

Head Composition

Permalloy

Equalization

NAB

Frequency Response

40 Hz to 30 kHz at 7½ ips

Speed

3¾, 7½

Max Reel [inch]

7

Tracks

​

1/4 Rec/PB

Price

User

Consumer

Additional Information

The TEAC X-700R is a high-quality, auto-reverse, 4-track, 2-channel stereo reel-to-reel tape deck produced between 1983 and 1986. It is designed for audiophiles and semi-professional users seeking excellent analog tape performance with advanced features.


Track and Head System

  • 4-track, 2-channel stereo system with six permalloy heads:
    2 erase heads
    2 record heads
    2 playback heads

  • This 6-head configuration allows simultaneous monitoring and precise tape handling.

Tape Transport and Motors

  • Three motors:
    One FG servo DC brush motor driving the capstan for stable tape speed control
    Two DC slotless motors driving the reels with precise tension control

  • Tape speeds: 7½ ips (19 cm/s) and 3¾ ips (9.5 cm/s)

  • Maximum reel size: 7 inches

  • Auto-reverse mechanism enables continuous playback and recording without manual tape flipping.

Performance Specifications

  • Frequency response:
    7½ ips: 40 Hz to 30 kHz (±3 dB)
    3¾ ips: 40 Hz to 22 kHz (±3 dB)

  • Wow and flutter: 0.03% at 7½ ips, 0.04% at 3¾ ips

  • Signal-to-noise ratio: 65 dB at 3% THD, improving to 110 dB with dbx noise reduction engaged

  • Total harmonic distortion: approximately 0.8% at 1 kHz

  • Crosstalk: 40 to 50 dB at 1 kHz

  • Bias frequency: 100 kHz

Inputs and Outputs

  • Line input: 60 mV, 50 kΩ impedance

  • Microphone input: 0.25 mV, -72 dB sensitivity (200 Ω or more)

  • Line output: 0.45 V for 10 kΩ load

  • Headphone output: 8 Ω

  • Connectors: RCA for line and mic I/O

Additional Features

  • dbx noise reduction system integrated for superior noise suppression and dynamic range

  • LED peak level indicators and memory circuit for precise recording level control

  • Rewind time: approximately 150 seconds for 1800 feet of tape

  • Solid construction with a compact footprint (432 x 364 x 262 mm) and weight around 18 kg (39.7 lbs)

  • Includes accessories such as empty reels and RCA cables in some packages

  • Known for clear, balanced sound quality praised by users and reviewers

This model is regarded as a quality machine in TEAC’s 1980s lineup, offering excellent sound clarity and operational versatility in a compact design.

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