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A 5 band trap antenna


For this model the details as given by the ARRL Antenna Handbook, With a 75-Ohm twin-lead feeder the SWR with this antenna is under 2 to 1
post 15 Feb 2024
A 5 band trap antenna

Coils Traps Antennas Links

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Trap dipole antenna
My trap dipole exists in the form it does because, like many of us, the garden is too small

Traps-about antenna traps
It contains measurements of traps, performance of trap antennas using models of traps, and ideas on how to make trap antennas more efficient

Traps antenna 40/20 meter
More than 5 years ago I already made a few cheap traps and put a small piece about it on my website

Le mie sloper per 80/160 Lunghe solo MT. 17,50
Una trappola per gli 80mt con del filo di 2 mm avvolgendo 40 spire su un diam. di 50 mm e spaziate 3 mm interponendo un condensatore da 100Pf 10 kv


Antenna switch arduino for icom IC-7300

Antenna switch arduino for icom IC-7300 A solution built around an arduino nano and one of the readily available four relay switching boards

Satellite Antenna Rotator Controller and TRACker

Satellite Antenna Rotator Controller and TRACker ARCTRAC is a portable integrated satellite tracking system

Duplexer 2m-70cm

Duplexer 2m-70cm- Usare un'antenna bibanda 2/70 con due radio separate V/UHF, usare due antenne separate V/UHF con una singola radio bibanda