The RF Power Meter presented is based on the AD8313 Log Detector manufactured by Analog Devices. The IC can be ordered as a sample direct from ADI, or you can search for it in some disabled GSM mobile phones available on the market. In GSM phones AD8313 is used as a Log Detector, part of the Power Control Loop circuit. Generally could be easy identified near the Power Amplifier module.AD8313 is a Logarithmic Detector which can accurately convert an RF signal at its input to an equivalent decibe....
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