The Yaesu FP-757GX low-profile, switching power supply fits right underneath your FT-757GX or FT-757GXII. It provides 13.5 VDC at up to 20 amps (50% duty cycle at 20 A less than 30 seconds). For 100% continuous duty operation the current capacity is 10 amps. Input voltage is selectable at either 85-132VAC or 170-264 VAC. Ripple is 600mV p-p at 20 A. The rear panel has a removable AC cord. There is a hard-wired DC output cord to a Molex plug. Additionally, there are low amperage screw terminals (under 10A) for operating accessory items. To change the input voltage, remove the fuse (5A) panel jack on the rear panel and adjust jumpers per the directions. 9.5 x 1.5 x 9.5 inches 4.4 lbs (238x39x238mm 2 kg).