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Sound Rating: 6 / 10 # Owners: 1
Relaibility Rating: 6 / 10 Views: 186

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Technical Details

Brand: Akai

Model:X-1800 SD

Category:Mainstream

Application:Consumer

Electronic:Solid State

Country of Manufacture:Japan

Release dates:1968 - 1971

Tracks:1/4 Rec/PB

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

Max Reel Size("): 7"

Number of heads: 3

Dimension: 15 x 13½ x 9½ " (381 x 343 x 241mm)

Head Composition: Permalloy

Head Configuration: Stereo

# Motors:

Voltage(s): 110-120v

Frequency Response:(all 3 dB): 7½ ips: 30-23kHz

Wow and Flutter:reel: < 0.12& at 7½ , < 0.15% at 3¾ and < 0.2% at 1 ips. cartridge: < 0.25%

Signal-to-Noise Ratio:reel: better than 50 dB cartridge: better than 45 dB

Sound quality rating:6 / 10

Long-term reliability rating: 6 / 10

Weight: 37.4 lbs (17 kg)

Additional Details

Description

A combination stereo reel-to-reel and 8-track cartridge recorder with the ability to transfer from tape
to cartridge.
The Akai patented cross-field recording system plus one micron gap heads gave very good frequency response and low distortion. A two-speed induction motor was used. three speeds were provided (1 7/8, 3¾ and 7½ ips) with an optional fourth speed of 15 ips available with a special capstan and pinch roller adaptor kit.
Other features included: pause control, straight-through amplifier mode, monitoring and input mixing.
Audio output was 4 watts per channel RMS into two internal 4″ speakers.
Akai also made a matching pair of remote speakers.

Additional Info

Cartridge: 50-17kHz / Rewind speed: reel: 150 seconds for 1,200 ft cartridge: 230 seconds for 300 ft cartridge tape / Audio output power: four watts RMS per channel / Inputs: microphone: 0.5 mV / 50Kohms line: 60 mV / 150 Kohms / Outputs: line: 1.23V (“0″ VU) / 100 ohms (required load impedance > 20Kohm) headphones: 150 mV / 8 ohms extension speakers: 6 watts 8 ohms / Speaker(s): two 4” speakers /  quarter-track stereo – cartridge: eight-track stereo

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