The VTO-10500-29 from NI Microwave Components is a Voltage Controlled Oscillator with Frequency 9 to 12 GHz, Power 10 mW, Tuning Sensitivity 125 to 250 MHz/V, Tuning Voltage 0 to 20 V, Pulling 10 MHz. Tags: Module with Connectors, Surface Mount. More details for VTO-10500-29 can be seen below.