Keysight Technologies Inc. 1MHz to 1GHz, SWR 1.05 at 50MHz. Std lab cal 1, 3, 10, 30, 50, 100, 300, 1000 MHz
The Keysight 478A-H83 is a precision thermistor mount designed for accurate RF power measurements from 1 MHz to 1 GHz. It features a standing wave ratio (SWR) of 1.05 at 50 MHz, ensuring minimal reflection and high measurement accuracy. The 478A-H83 is factory-calibrated at standard laboratory frequencies of 1, 3, 10, 30, 50, 100, 300, and 1000 MHz, providing traceable and reliable performance across its frequency range. This thermistor mount is compatible with Keysight power meters and is widely used in metrology and calibration laboratories for its stability and repeatability. The 478A-H83 is engineered for demanding RF power measurement applications, supporting precise calibration and verification tasks.