The MLOS-1840 from Micro Lambda Wireless, Inc. is a General Crystal Oscillator with Frequency 18000 to 40000 MHz, Supply Voltage +24 +/- 4 Vdc, Current 200 mA, Standby Current 25 mA - 250 mA, Output Power +13 dBm. Tags: YIG Oscillator. More details for MLOS-1840 can be seen below.