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Yagi antenna 4 elements UHF
Questo tipo di antenna funziona veramente bene
post 03 Feb 2024
Antenna for UHF VHF Links →
10 El.Homebrew UHF Yagi for Satellites
Ideal relationship between length & Gain... for 3-4 DBd more Gain we need in practice about a double Boom in length and much higher number of Elements
144 mhz long yagi constrution details
Uses .125' 3.175 mm diameter aluminum elements, which are to be supported on two parallel non conducting lines that will not stretch
2 meter Halo antenna
Flat aluminium bar is the easiest material to make an antenna with as it is easy to bend and if 3 mm or more thick, is strong enough for most applications at VHF and UHF
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Ideal relationship between length & Gain... for 3-4 DBd more Gain we need in practice about a double Boom in length and much higher number of Elements
Uses .125' 3.175 mm diameter aluminum elements, which are to be supported on two parallel non conducting lines that will not stretch
Flat aluminium bar is the easiest material to make an antenna with as it is easy to bend and if 3 mm or more thick, is strong enough for most applications at VHF and UHF
Ferrite Shop Ferrite-shop on-line shop, cable clamps,toroids, cable cores, technic,ferrite material choice
Amateur radio kits by Kanga US
Pcs Electronics RF power amplifiers-pallets archives-ABC of FM AM DAB+ DRM radio transmitters