The CVCO55CL-0225-0425 from Crystek Corporation is a Voltage Controlled Oscillator with Frequency 225 to 425 MHz, Power 3.981 mW, Tuning Sensitivity 75 MHz/V, Tuning Voltage 0.5 to 6.5 V, Pulling 1 to 5 MHz. Tags: Surface Mount. More details for CVCO55CL-0225-0425 can be seen below.