Available from Telemakus, LLC
True RMS power sensor with frequency range 50MHz to 6GHz. Dynamic range 50dB and accuracy of 0.5dB. The unit us controlled via USB. This PC software required is stored on internal flash memory which also contains calibration data. Both XP and Vista are supported. Applications include power monitoring, ALC loops and fault detection. Weighing less than 1oz it can be easily carried offsite.