Amazon.com: Arrow Dual Band J-Pole - 2-Piece Ele OSJ146/440 ELC : Electronics
Dual Band J-Pole
Figure I from Design and analysis of dualband J-Pole antenna with variation in “T” shape for transceiver radio communication at VHF and UHF band | Semantic Scholar
Copper Cactus J pole 2 metter 70 Cm dualband - Resource Detail - The DXZone.com