Basics of SWR

A radio needs a matched tuned load to perform properly. Serious damage can result from operating a transmitter with a mis-matched antenna
post 14 Feb 2024
Basics of SWR

Swr Meter Links


Externe s-meter for YAESU FT-857 EN FT-897
FT-857 has the ability to connect an analog instrument

HF + 6m LCD RF Power and SWR meter 1500W
Si tratta di un semplice ma efficiente sistema di misura con display LCD della potenza RF diretta

RF measuring bridge for the standing wave alignment
bridge circuit for standing wave measurement has the advantage that only small RF

Homemade UHF SWR meter
Below you can see my homemade VSWR for UHF

Noise suppression with X-phase II

Noise suppression with X-phase II This device similar devices are known as QRM eliminators or noise killers, makes it possible

The K9AY loop antenna for 160 and 80m bands

The K9AY loop antenna for 160 and 80m bands You don't have the space to put up a 4 beverage antenna's, an ewe or a 4-square and want 'good ears' on 160 and 80m? no problems try a k9ay loop antenna

Spiderbeam 10-15-20m

Spiderbeam 10-15-20m E' una Yagi tribanda full-size leggera, fatta di tubi in vetroresina e filo