Akai GX-1820
Akai
Japan
Tape Deck Details
Number of Motors
1
Number of Heads
2
Head Configuration
Stereo
Wow & Flutter
0.08
Signal-to-Noise [dB]
50
Dimensions [mm]
445 x 432 x 243
Weight [kg]
20.5
Year built
1974 - 1978
Head Composition
Permalloy
Equalization
NAB
Frequency Response
30 Hz to 24 kHz at 7½ ips
Speed
3¾, 7½
Max Reel [inch]
7
Tracks
1/4 Rec/PB
Price
User
Consumer
Additional Information
Track system: 4-track, 2-channel stereo/monaural
Heads: 2 heads total — erase head and combined record/playback head, both permalloy
Motors: 1 eddy current outer rotor motor
Tape speeds: 3¾ and 7½ inches per second
Maximum reel size: 7 inches
Frequency response: 30 Hz to 24 kHz at 7½ ips
Wow and flutter: less than 0.08% at 7½ ips
Signal-to-noise ratio: better than 50 dB at 7½ ips
Total harmonic distortion: 1.5%
Outputs: RCA line output
Dimensions: 445 mm (W) x 432 mm (H) x 243 mm (D) (17½ x 17 x 9½ inches)
Weight: 20.5 kg (45.1 lbs)
Additional features: Some models combined with an 8-track cartridge player, three motors for tape mechanism including auto reverse, black face panel
Power: 110-120 V AC
Release period: Manufactured from 1974 to 1978 in Japan, positioned as mid-high fidelity consumer model
Sound quality rating: 6/10
Reliability rating: 7/10
The GX-1820 was praised for its practical design, moderate sound quality, and reliability. It was also known for use in combination units incorporating 8-track cartridge players. Its compact size with 7" reel capacity is less than some larger consumer decks.