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The 80354A from Giga-tronics is a Power Sensor with Frequency 45 MHz to 40 GHz, Power Range -20 dBm to 0 dBm Peak / -30 dBm to 0 dBm CW, Max Input Power +23 dBm (200 mW) CW or Peak. More details for 80354A 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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