Keysight 432A Power Meter

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The Keysight Model 423A are 50Ω (nominal) devices designed for measurement use in coaxial systems. The instruments convert RF Power levels applied to the 50O input connector into proportional values of dc voltage. The instruments measure relative power up to 100mW and have BNC female connector for the output jack which allows the detected output to be connected to a SWR meter. The output voltage polarity in negative, unless Option 003 is selected. The frequency range of the 423A is 100 kHz to 18 GHz.