DBJ-2

Specs (from https://edsantennas.weebly.com and https://kbcubed.com:

• Bands: 2 m and 70 cm
• Maximum input power: 50 W
• Impedance: 50 Ohm
• Gain: 2.1 dBi
• SWR: less than 1.7:1 for VHF and less than 1.5:1 for UHF

Primary source:

• https://edsantennas.weebly.com

Links to buy antennas:

• Ham Radio 2.0
• KB Cubed, LLC

Videos:

• Ham Radio Antenna - DBJ-2 Dual Band J-Pole Antenna (HT Antenna)
• DBJ-2, Ed Fong, Dual Band Portable HAM Roll Up Antenna - QUICK LOOK : Eye-On-Stuff
• Ed Fong DBJ-2 Portable Dual Band UHF/VHF Antenna - AF5DN

Resources for creating a DBJ-2 antenna:

• https://edsantennas.weebly.com, PDF
• https://www.qsl.net, PDF