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Big Wheel for 144 MHz


Big Wheel for 144 MHz

Its radiation angle is very low on the horizon, which is interesting for background noise

post 24 Oct 2024


Antenna for UHF VHF Links

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Antena ringo para 144 MHz
The ringo antenna is commercially manufactured and very easy to build.It consists of an irradiating element and its base that is connected to the pipe that holds it, acts as earth or ground of the antenna

Antenna building for 70 cm
The opened DE-Box. The coax used is MIL-quality RG58 , the shown split open coax ends are about max. length that I would tolerate

Antenas fijas para satelites
The Turnstile are two directional two elements, physically crossed at right angles and electrically offset 90' to obtain a circular polarization

Antenna 144/430
This vertical VHF antenna is convenient as a base for a dual-band portable. It allows you to fully realize both the power of the transmitter and the sensitivity of the receiver

Antenna Ground Plane 1/4 d'onda autocostruita per VHF-UHF
Questa antenna puo' funzionare da circa 75 MHz a... infiniti MHz, semplicemente allungando o accorciando i 5 stili secondo la seguente formula...


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

Conrad Electronic

Conrad Electronic Electronic components online shop in German and Italian