The 5019D from Bird is a RF Power Meter & Sensor with Frequency 25 MHz to 1.0 GHz, Power Range 20 to 50 dBm (100 mW - 100 Watts Avg. 360 Watts Peak), Peak Power Range 55.56 dBm. Tags: Inline Power Meter, Power Meter. More details for 5019D can be seen below.