Akai X-2000SD

• Track System: 4-track, 2-channel stereo/monaural quarter-track system with crossfield bias head

• Tape Speeds: 1⅞, 3¾, 7½, and optional 15 ips (inches per second) with adapter

• Motors: Single two-speed capacitor motor

• Heads: 3 heads — record/playback, erase, and separate bias head for crossfield system (permalloy)

• Frequency Response: Approximately 30 Hz to 23 kHz at 7½ ips

• Wow and Flutter: Better than 0.09% RMS at 7½ ips

• Signal-to-Noise Ratio: Better than 50 dB on reel tape; 45 dB on cartridge and cassette

• Total Harmonic Distortion: 2%

• Inputs: Microphone (0.15 mV), line and DIN inputs with level controls

• Outputs: Line (1.3 V), DIN (0.4 V), and headphone outputs

• Amplifier: Built-in 8 watts per channel amplifier driving two 4" speakers

• Dimensions: Approximately 350 x 465 x 270 mm

• Weight: 22.4 kg (49.4 lbs)

• Features: Combination 3-in-1 system — reel to reel, 8-track cartridge, and cassette recorder with transfer dubbing between formats; auto shutoff on tape end; mechanical tape counter

• Power: AC 110-120 V

• Manufacture Period: Early 1970s (1970-1973) in Japan

• Additional: High-quality build with walnut side panels; compact and versatile with extensive format support

The X-2000SD is a versatile combination machine notable for its crossfield bias head technology providing excellent high-frequency response and its ability to work with multiple tape formats, making it a unique choice for home and semi-professional use.