The MLPX-2028 from Micro Lambda Wireless, Inc. is a General Crystal Oscillator with Frequency 20000 to 28000 MHz, Supply Voltage +15 Vdc, Current 100 mA, Standby Current 50 mA - 250 mA, Output Power +8 dBm. Tags: YIG Oscillator. More details for MLPX-2028 can be seen below.