To tune your CB antenna, you will need an SWR meter. Full-size CB radios, such as the Cobra 29, have a built-in SWR meter while most compact radios do not. If you have a compact CB, you can ...

The best place is usually on the center of the roof, but you should perform a CB radio setup to find the perfect spot using an SWR meter. (Find instructions for that here.) Then just connect the ...

Set the switch on your SWR meter to FWD. Connect a jumper cable from the antenna jack on your amplifier to the amplifier or transmitter jack on the SWR meter. Connect the antenna cable to the ...

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 ...

The diy swr meter circuit schematic we present can be used to powers up to 100W rf and can help you obtain the maximum power to antenna. Usually a transmitter is adjusted to the maximum power at the ...