Additional Features: Frequency Range: 100 kHz to 50 GHz and 75 GHz to 110 GHz, sensor dependent Power Range: -70dBm to +44dBm (100pW to 25W), sensor dependent High-performance, single-channel, programmable power meter Fully compatible with the Agilent 8480 series of power sensors and the ECP series of power sensors Designed for bench and automatic test equipment (ATE) use, the Agilent EPM-441A makes fast (up to 200 readings per second with ECP series sensors), accurate and repeatable power measurements Power Sensors: Compatible with all Agilent 8480 series and ECP series sensors Single Sensor Dynamic Range: 90 dB maximum (HP ECP series sensors) 50 dB maximum (HP 8480 series sensors) Display Units Absolute: Watts or dBm Relative: Percent or dB Display Resolution: Selectable resolution of 1.0, 0.1, 0.01 and 0.001 dB in log mode, or 1 to 4 digits in linear mode Default Resolution: 0.01 dB in log mode, 3 digits in linear mode Power Reference - Power Output: 1.00mW (0.0 dBm) The Agilent HP EPM-441A is a high performance, single channel power meter. Depending on sensors, available separately, it can measure from -70dBm to +44dBm at frequencies from 100 kHz to 110 GHz.