The Boonton 4530 Series RF power meters combine the accuracy of a laboratory-grade instrument with the speed required for production test. They employ proprietary measurement techniques that accurately measure digitally-modulated signals faster than any other RF power meters on the market. So whether you are measuring CW power or the peak power of W-CDMA or HDTV signals, Boonton single-channel Model 4531 and dual-channel Model 4532 are the logical choice for high-volume production test. Features Frequency Range: 10 Hz to 40 GHz Dynamic Range: Peak Power 60 dB, CW Power -90 dB Synchronous/Asynchronous Triggering Dual-channel statistical measurements (CDF/PDF) Modulation bandwidth to 20 MHz GPIB - SCPI / RS232 commands