The DCSR570-8 from Synergy Microwave Corporation is a Voltage Controlled Oscillator with Frequency 570 MHz, Power 2.239 mW, Tuning Sensitivity 2 to 2.25 MHz/V, Tuning Voltage 0.5 to 8 V, Pulling 0.5 MHz. Tags: Surface Mount. More details for DCSR570-8 can be seen below.