The MLTO-50409 from Micro Lambda Wireless, Inc. is a General Crystal Oscillator with Frequency 4000 to 9000 MHz, Current 60 mA, Output Power +9 dBm, Phase Noise 10 kHz -100 dBc/Hz, Pulling 2 MHz@12 dB RL. Tags: YIG Oscillator. More details for MLTO-50409 can be seen below.