Amazon.com: AD8307 RF Signal Power Meter Logarithmic Detector 0.1-600M Wide Band Amplifier -75~+15dBm Radio Frequency Detection : Industrial & Scientific
Digital Wattmeter with AD8307, PIC16F876, LCD Display
Alan Yates' Laboratory - AD8307 RF Power Meter
Amazon.com: AD8307 RF Power Meter Logarithmic Detector, 0.1-600M, -75~+15dBm High Precision Low Power Consumption Radio Frequency Detection,Module : Industrial & Scientific