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Lower-Pot Antenna
The type of Co-Ax is Important. Use braided co-ax only. Do not use co-ax with a foil shield as the foil tends to break during assembly especially at
post 03 Dec 2024
Antenna for UHF VHF Links →
Array 2 yagi 5 elementi VHF
Le caratteristiche sono queste 5-Element 28-Ohm-Type Boom 2m, Gain 9dBd F/B > 20dB
Big wheel 432 Mhz
Simile ad un trifoglio, in parallelo nonche' in fase e posizionati a 120 gradi fra loro,coprendo cosi' una circonferenza virtuale
Built and tested his the antennas
These are mainly airs for UHF and SHF, for some in circular polarization satellite traffic requires
150
Le caratteristiche sono queste 5-Element 28-Ohm-Type Boom 2m, Gain 9dBd F/B > 20dB
Simile ad un trifoglio, in parallelo nonche' in fase e posizionati a 120 gradi fra loro,coprendo cosi' una circonferenza virtuale
These are mainly airs for UHF and SHF, for some in circular polarization satellite traffic requires
Ferrite Shop Ferrite-shop on-line shop, cable clamps,toroids, cable cores, technic,ferrite material choice
Amateur radio kits by Kanga US
50MHz to 28MHz RX Converter The concept of the rx converter is quite simple and nothing really new. the local oscillator is a standard colpitts crystal oscillator producing the 22mhz lo signal