The project was based on a PIC16F877A microcontroller for the basic purpose of encouraging radio amateurs to build their own SWR meter at a very cheap price compared to high-priced ready made. Two ...

When using a power meter that references to a 50 MHz, 1 mW output power reference it is important to know that the 50 MHz reference is within the specified performance limits. The TEGAM Model 1830A RF ...

Wondering how to get the best performance out of your homebrew WiFi antennae? This homebuilt SWR meter will help you measure and match the impedance of your antennae with your source. A good match ...

Generally works well as a very light left-side meter Buy if, You want a relatively inexpensive, lightweight power meter for a Shimano crankset You can buy 4iiii ...

Sturdy and seemingly accurate overall, but imbalanced left-to-right Buy if, You want power data in a crankset that matches your new Dura-Ace group and you don’t care about left/right metrics Shimano’s ...