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Sound Rating: 5 / 10 # Owners: 1
Relaibility Rating: 6 / 10 Views: 247

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Technical Details

Brand: Akai


Category:Mid High Fidelity (most Japanese recorders fall into this category)


Electronic:Solid State

Country of Manufacture:Japan

Release dates:1971 - 1975

Tracks:1/4 Rec/PB

Speeds: 1 7/8, 3 3/4, 7 1/2

Max Reel Size("): 7"

Number of heads: 3

Dimension: 14 x 14 x 8.9" (358 x 358 x 227mm)

Head Composition: Permalloy

Head Configuration: Stereo

# Motors: 3

Auto Reverse?:Yes

Voltage(s): 110-120v

Frequency Response:( 3dB): 7½ ips: 30Hz - 26KHz

Wow and Flutter:(less than) 0.08% at 7½ , 0.12% at 3¾ and 20% at 1 ips

Signal-to-Noise Ratio:better than 50 dB at maximum tone control

Sound quality rating:5 / 10

Long-term reliability rating: 6 / 10

Weight: 37.5 lbs (17 kg)

Additional Details


A smartly designed, solid state stereo ‘Custom’ deck with auto reverse and featuring three heads: erase, combined record/playback and an Akai patented cross-field head bias.

Auto reverse was enabled via foil tape inserts for continuous playback in both directions .
Three motors were employed. a hysteresis synchronous three-speed motor for capstan and two 6-pole outer-rotor motors for supply and take-up reels.
Slide type level controls were provided and the standard Akai two-lever transport operation was retained. Tape lifters ensured quiet wind/rewind and ensured minimum tape and head wear.

Additional Info

Hum and noise: less than 10mV at minimum tone control / Distortion: less than 2% (1,000 Hz “0” VU) / Bias frequency: 100 kHz / Erase ratio: better than 70 dB / Semi-conductors: 14 transistors and 2 IC’s / Rewind speed: 75 seconds for 1,200 ft / Equalisation: correct equalisation for playback of tapes recorded to the NAB curve / Inputs: Microphone: more than 0.5mV Line: more than 50mV DIN: more than 50 mV (high), more than 5mV (low) / Outputs: Line: ‘0’ VU (1.23V) DIN 0.4V Headphones: 150 mV / 8 ohms / quarter-track stereo (half-track version also available)


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