The Akai GX-747 is a reel-to-reel tape recorder that was manufactured by Akai in the 1970s. It is part of the GX series and is considered a high-end model. The GX-747 features four motors, three heads, and offers multiple tape speeds including 3.75 ips, 7.5 ips, and 15 ips. It has a maximum reel size of 10.5 inches and supports both half-track and quarter-track recording. The recorder has various advanced features like Dolby noise reduction, auto-reverse, and pitch control. It is known for its excellent build quality and audio fidelity. The Akai GX-747 is highly sought after by audiophiles and vintage audio enthusiasts.