HP 8481B Power Sensor
The HP 8481B power sensor can measure 1mW to 25W without an offset on the HP 438A power meter and can do so up to 18 GHz. The attenuator is part of the power sensor system. I will carry out a few tests.
![](https://blog.boscolab.de/wp-content/uploads/2024/06/hp8481bpowersensor-1024x768.jpeg)
The HP 8481B power sensor can measure 1mW to 25W without an offset on the HP 438A power meter and can do so up to 18 GHz. The attenuator is part of the power sensor system. I will carry out a few tests.