Model SOV-77305215-12-I1 is an E band Varactor tuned InP Gunn oscillator which operates at 76.5 GHz center frequency with output power +15 dBm and ± 0.25 GHz voltage tuning bandwidth. The bias condition of the VCO is at +10.0 volts and 200 mA typically. To achieve ± 250 MHz, a voltage capable of swinging from 0 to +20 Vdc is required.