> 110 volts 3 phase 400 Hz won't be convenient...... ================================== The 618T-3 requires single phase 400~, not 3 phase. Only the 618T and 618T-2 require 3 phase. Synopsis: 618T-3 Transceiver, 2-30 MHz, 1 KHz steps, USB LSB CW AM, 400 W PEP, 125 W AM/CW, 115 VAC 400Hz, 1-Phase @ 100 VA, and 27 VDC @ 35 Amp, Collins. K7DFW ..._._