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The E9301H from Keysight Technologies is a Power Sensor with Frequency 10 MHz to 6 GHz, Power Range -50 to +30 dBm (10 nW to 1 W). More details for E9301H can be seen below.
TVAC compliant USB and LAN Power Sensor
10 MHz to 8 GHz Three-path Diode Power Sensors
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