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70cm-Longyagis
The elements have 10 mm, 8 mm or 6 mm diameter, because this is very uncritical and you get the expected datas! For the tuning let the radiator 2mm longer and cut for best SWR at 432 MHz
post 10 Sep 2024
Antenna for UHF VHF Links →
23cm double bi quad antenna
It's fed with a short length of RG-223 co-ax, fitted with a balun sleeve made from the braiding off some UR67
2 meter VHF Antennas 7 elements and 10
2 meter VHF Antennas 7 elements and 10
2 Meter 5 Element Quad
I used EZNEC to model this antenna. I got the boom from a large UHF TV antenna that was 70 long
12 element zl speciale
150
It's fed with a short length of RG-223 co-ax, fitted with a balun sleeve made from the braiding off some UR67
2 meter VHF Antennas 7 elements and 10
I used EZNEC to model this antenna. I got the boom from a large UHF TV antenna that was 70 long
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