The ECX-H33BN-148.500 from ECS Inc. International is a General Crystal Oscillator with Frequency 148.5 MHz, Supply Voltage 3.3 V, Current 40 mA, Frequency Stability ±50 ppm, Operating Temperature -40 to 85 Degree C. Tags: Surface Mount. More details for ECX-H33BN-148.500 can be seen below.