HP 437B

Power Meter

The 437B Power Meter is a high-performance, single channel, programmable, average power meter which uses the 8480 series of sensors. Depending on sensor, measurements can be made from -70 dBm (100pW) to +44 dBm at frequencies from 100kHz to 110Ghz. Dynamic range of 50 dB. Digital display in absolute watts, dBm and relative percent, dB.