The Akai X-2000 SD is a reel-to-reel tape recorder that was manufactured by Akai during the 1970s. It features a two-track stereo system, with the ability to record and play back audio on 1/4-inch tape. The X-2000 SD has a speed of 7.5 and 3.75 inches per second (ips), and it has a frequency respons...