The TEDI4500-45 from Telemakus is a USB power meter that operates from 14 GHz to 14.5 GHz. It has a dynamic range of 45 dB with an accuracy of 0.5 dB and can handle the input of 20 dBm. The power meter can be used for basic power measurement, data logging for life test or system performance monitoring were the device needs to be left unattended for long periods. The device is powered from the USB interface and the power is read by a free utility running on any XP or Vista PC. It has an internal flash memory of 0.5 GB which can be used to store calibration tables, data, drivers and documentation on the power meter.