The story
From its shape, like the letter J.
Etymology from Wiktionary, CC BY-SA 4.0.
J-pole antenna
Today it means: A vertical omnidirectional transmitting antenna used in the shortwave frequency bands. Full definition →
Today it means: A vertical omnidirectional transmitting antenna used in the shortwave frequency bands. Full definition →
From its shape, like the letter J.
Etymology from Wiktionary, CC BY-SA 4.0.