The PSM4000 series of USB power meters from Tektronix operate from 10 MHz to 20 GHz. These power meters have a power range from -60 to 20 dBm and can measure 2000 readings per second. The power meters can be controlled by a windows PC. The combination of the sensor/meter and PC provides a complete solution, eliminating the need for a separate, dedicated meter mainframe. They are ideal for applications like characterization of repetitive pulsed signals, validation and characterization of of power amplifiers, switches and other components. These power meters are available with 3 year warranty.