The CVCO55CL-0105-0121 from Crystek Corporation is a Voltage Controlled Oscillator with Frequency 105 to 121 MHz, Power 25.119 mW, Tuning Sensitivity 4 MHz/V, Tuning Voltage 1 to 9 V, Pulling DC to 5 MHz. Tags: Surface Mount. More details for CVCO55CL-0105-0121 can be seen below.