Hits 

The clemens match


The clemens match

The Clemens match is easy to make and reliable, and is preferable to a single Gamma match as it is balance

post 05 Dec 2024


Antenna Yagi Links

63



Feeding and Matching
There are effectively two types of feed arrangements, balanced and unbalanced. Balanced feed line are readily available in various impedances (75/300/450 Ω), but the use of a balanced feedline presents some physical requirements that are not easy to get around

Gamma match per 21 Mhz
Come potete constatare con questo artifizio creiamo un condensatore in cui un'armatura e' rappresentata dalla superficie interna del tondino

Hairpin Match
I don't like this name, and would prefer to call it a "shunt match" because it is really just a simple coil shunted across the coax

Le gain d'une antenne Yagi-Uda
The simplest yagi-uda antenna consists of two elements, a radiator and a director, a radiator and a reflector


Psion ham software

PSION Greyline Clock PSION Greyline Clock v. 1.0 is a UTC/Local clock showing sunlight/darkness area on the world map

Radioassistance

Radioassistance Radioassistance E Kenwood Dealer, vendita ricetrasmittenti, antenne, parti di ricambio, elettronica

SunCalc

SunCalc SunCalc - sunrise, sunset, shadow length, solar eclipse, sun position, sun phase, sun height, sun calculator, sun movement, map, sunlight phases, elevation, Photovoltaic