Ham Radio World - Multiband J-Pole Antenna by IZ0UPS... | Facebook
Antenna j-pole bibanda - Personal WebSite IK1YRC
Antena OSJ bibanda VHF/UHF - Open-Stub J-pole | Ham radio, Ham radio antenna, Antennas
K9JEB - Ham Radio and Electronics
K9JEB - Ham Radio and Electronics
I've constructed a 144/440 Dual band Open Stub J-Pole Antenna. I saw the plans for this on the internet (link t… | Ham radio antenna, Ham radio, Dipole antenna