TEAC A-7300

The TEAC A-7300 is a high-quality, semi-professional reel-to-reel tape deck produced in Japan during the mid-1970s, designed for stereo recording and playback with advanced features for its class.

• Track System:
  4-track, 2-channel stereo/monaural quarter-track system.
  Also available in a 2-track, 2-channel half-track version (A-7300-2T).

• Heads:
  Three heads: one erase, one record, and one playback head.

• Motors and Drive:
  Three motors total:
  One direct-drive DC servo capstan motor for precise tape speed control and minimal wow and flutter.
  Two six-pole eddy current induction reel motors for smooth tape tensioning and transport.

• Tape Speeds:
  Three selectable speeds: 3¾ ips, 7½ ips, and 15 ips (depending on model/version).
  Typical wow and flutter: 0.05% at 7½ ips, 0.04% at 15 ips.

• Frequency Response:
  Approximately 25 Hz to 28 kHz at 7½ ips.
  Up to 30 kHz at 15 ips on half-track models.

• Signal-to-Noise Ratio:
  Around 60 dB.

• Total Harmonic Distortion:
  Approximately 0.8%.

• Inputs and Outputs:
  Built-in mixer supporting up to 4 microphone or line inputs (or combination).
  Input sensitivities: 100 mV (line), 0.25 mV (mic).
  Line output: 0.775 V.
  Outputs include tape-source and tape-only for effects processing.
  Stereo headphone jack.

• Reel Size:
  Supports reels up to 10.5 inches.

• Additional Features:
  Edit switch to deactivate take-up reel motor for tape editing.
  Separate cue and pause controls for precise tape positioning.
  Uniform wind rewind for tape preservation.
  Logic-controlled transport functions for smooth operation.
  Optional remote control (RC-170).
  NAB reel hub adaptors included.

• Physical Dimensions and Weight:
  Dimensions: approx. 548 x 440 x 246 mm (WxHxD).
  Weight: about 28 kg (61.6 lbs).

• Build and Design:
  Solid aluminum and plastic chassis with wood side panels.
  Permalloy heads for high fidelity.
  Considered reliable and robust with professional-level components.
  Comparable to Ampex ATR-700 in design and quality (joint production).