30 W Digital Wattmeter With LCD

This project explains how you can build a very powerful wattmeter by using a simple circuit called AD8307. The author choose to make this wattmeter digital and the display showing the power in watts. A good wattmeter is very important for a hobbyist that is working with RF and transmitters, it will really make your work easier.

30 W Digital Wattmeter With LCD: [Link]