The VCO1212BQ-5000MHz-5500MHz-A from Dynamic Engineers is a Voltage Controlled Oscillator with Frequency 5 to 5.5 GHz, Power 0.6 to 2.5 mW, Tuning Sensitivity 80 MHz/V, Tuning Voltage 0 to 10 V, Pulling 10 MHz. Tags: Surface Mount. More details for VCO1212BQ-5000MHz-5500MHz-A can be seen below.