Akai GX-280D

The Akai GX-280D is a solid-state, 4-track stereo reel-to-reel tape recorder produced in the early to mid-1970s, recognized for its superb construction quality and advanced features for analog tape playback and recording.

Core Technical Specifications

• Production Years: 1972–1976

• Track System: 4-track, 2-channel stereo/monaural system

• Tape Speeds: 3¾ ips and 7½ ips (inches per second)

• Maximum Reel Size: 7 inches

• Number of Heads: 4 (1 x record, 1 x playback, 2 x erase heads)

• Head Composition: Patented Akai GX glass/crystal ferrite heads

• Motors: Three motors (1 servo capstan motor, 2 eddy current reel motors)

• Wow and Flutter: 0.08% at 7½ ips

• Frequency Response: 30 Hz to 24 kHz (±3 dB using low noise tape at 7½ ips)

• Signal-to-Noise Ratio: Approx. 55 dB

• Total Harmonic Distortion: 0.8% at 1 kHz, 0 VU

• Inputs: 150 mV line, 0.8 mV microphone

• Outputs: 1.23 V line out, 0.4 V DIN output

• Dimensions: 445 mm (W) × 465 mm (D) × 237 mm (H)

• Weight: 23 kg

• Power Consumption: Approx. 140 W

• Voltage Variants: Available from 100V to 240V AC

Features and Highlights

• Direct Capstan Servo Drive: Eliminates belts and idler wheels, ensuring precise tape speed and reduced wow and flutter.

• Akai GX Heads: Known for excellent durability and superior sound quality with minimal wear.

• Auto-Reverse: Supports continuous playback with automatic tape direction switching.

• Built for Durability: Heavy-duty chassis and robust components ensure precision and reliability.

• Automatic Stop/Shut-Off: Stops tape movement at tape end or tape break to protect the mechanism.

• Compatibility with Akai Low Noise Tape: Optimizes sound quality using specially formulated tapes.