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Homebrew 23cm 12 element Yagi Antenna
I am using 18 mm square Western Red Cedar as the antenna boom. I am using Yagi Calculator, written by VK5DJ to generate the element lengths and spacings. At 1.2 GHz
post 10 Oct 2024
Antenna 23cm 1.2 GHz Links →
23cm patch antenna
This is just a precisely-shaped conductive plate suspended above a ground-plane but by using PCB techniques
23 cm yagi 13 element
Build your own antenna for the 23cm band 1250Mhz - 1280Mc
23cm Antennen
Questa antenna e' stata calcolata utilizzando il programma di simulazione 4NEC
23cm Double Quad
This is probably the most simple and inexpensive antenna you could make for 23cm
23/13cm feed for parabolic dish ant
60
This is just a precisely-shaped conductive plate suspended above a ground-plane but by using PCB techniques
Build your own antenna for the 23cm band 1250Mhz - 1280Mc
Questa antenna e' stata calcolata utilizzando il programma di simulazione 4NEC
This is probably the most simple and inexpensive antenna you could make for 23cm
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