The PE1V21000 from Pasternack Enterprises Inc is a Voltage Controlled Oscillator with Frequency 125 to 250 MHz, Power 12.589 mW, Tuning Sensitivity 4 to 11 MHz/V, Tuning Voltage 0.5 to 18 Vdc, Pulling 3 MHz. Tags: Surface Mount. More details for PE1V21000 can be seen below.