PMI Model No. DRO-7D7G-CD-1 is a Dielectrically stabilized GaAs FET Oscillator with a center frequency of 7.7 GHz. This model provides minimum output power of +11 dBm with all spurs held to -55 dBc and harmonics held to -20 dBc. The mechanical tuning frequency is +/-25MHz and the unit has a phase noise of -80 dBc/Hz. The unit requires +15 VDC and 150 mA and measures 1.60" x 2.75" x 1.04"