Akai X-335D

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

• Heads: 4 heads including separate erase, record, playback, and cross-field bias head made of permalloy

• Tape Speeds: 3¾, 7½, and optional 15 inches per second (IPS)

• Maximum Reel Size: Up to 7 inches standard, larger with adapters

• Motors: Three motors - hysteresis synchronous capstan motor and two reel motors for tape tension and speed stability

• Frequency Response: 30 Hz to 24 kHz (±3 dB) at 7½ IPS

• Wow and Flutter: 0.08% at 7½ IPS

• Signal-to-Noise Ratio: Approximately 45 dB

• Total Harmonic Distortion: Approximately 3%

• Inputs: 50 mV line input and 0.5 mV microphone input with mixable controls

• Outputs: 1.23 V line output and headphone output

• Output Power: 20 watts per channel (depends on amplifier connected, deck-only version has none)

• Dimensions: 440 mm (W) x 407 mm (H) x 310 mm (D)

• Weight: 28.5 kg (62.7 lbs)

• Features: Automatic reverse play, mechanical tape counter, multi-speed support with optional 15 IPS adapter, electric push-button transport controls

• Construction: Solid-state electronics with cross-field bias recording technology for superior high-frequency response

• Manufacture: Mid-1960s, Japan

The X-335D is known for its durable construction, excellent audio quality, and versatility, favored by audiophiles and professionals for its advanced features and ease of servicing via modular electronic components.