Keithley Instruments Inc.
The Model 3500 from Keithley Instruments Inc.
, Cleveland, OH, is a lab-quality, handheld RF power meter with a 10 MHz to 6 GHz frequency range. Dynamic range is –63 dBM to 20 dBM, allowing the meter to measure signals directly from the device under test or through layers of cabling and fixtures. Features include a built-in power sensor and internal power reference. Absolute accuracy is ±0.21 dB. Applications include testing mobile phone and cellular infrastructures, WLAN devices, RFID readers, WiMax devices, and wireless sensors. In the lab you can use it as an RF power data logger.