Aim tti single power supply usbrs232lan lxianalog pl601 p aim tti pl601 pg the aim tti pl601 pg achieves an exceptional power density for a linear regulated power supply by offering up to 90w from a frac14 rack 3u sized casing this gives it an unusually small bench footprint taking up less space on a crowded bench for rack mount application up to four units can be mounted into a single slot this version is supplied with the gpib interface despite its small size and linear