Category:Mid High Fidelity (most Japanese recorders fall into this category)
Country of Manufacture:Japan
Release dates:1974 - 1978
Speeds: 3 3/4, 7 1/2
Max Reel Size("): 7"
Number of heads: 2
Head Composition: Permalloy
Head Configuration: Stereo
Frequency Response:( 3dB): 7½ ips: 30Hz to 24kHz
Wow and Flutter:less than 0.08% at 7½ ips
Signal-to-Noise Ratio:better than 50 dB at 7½ ips
Sound quality rating:5 / 10
Long-term reliability rating: 5 / 10
The GX-1820D was another of Akai’s stereo reel-to-reel/eight-track cartridge combination units. It featured a three-motor tape deck with auto reverse and a black face panel. The reel-to-reel section offered two speeds, 7½ and 3¾ ips, two GX-heads and a 7″reel capacity. It was also available with an inbuilt six watt per channel power amplifier.
Fast wind time: either 80 or 65 sec. using a 1,200 ft tape at either 50 or 60 Hz / Dimensions: 17½ x 17 x 9½ ” (445 x 432 x 243mm) / Weight: 45.1 lbs (20.5 kg) / quarter-track stereo plus eight-track cartridge