Electronic Laboratories Inc Model 601 E-l Standard Power Supply Make Electronic Laboratories Inc Model 601 Year 1945 Description E-L Standard Power Supply/Converter Power Output 225 VDC @ 50mA250 VDC @ 65mA275 VDC @ 80mA300 VDC @ 100mA30 Watts Power Input 6 VDC Weight 6 lbs. Electronic Laboratories Model 601 E-L Standard Power Supply Dimensions 4-1/4 x 4 x 6 in.