The VCO163-173 from Dynamic Engineers is a Voltage Controlled Oscillator with Frequency 163 to 173 MHz, Power 2.5 mW, Tuning Sensitivity 7 MHz/V, Tuning Voltage 1 to 4 V, Phase Noise -115 dBc/Hz. Tags: Surface Mount. More details for VCO163-173 can be seen below.