Proton99 18 Foot Tall Base CB Antenna 4 Screw Together Fiberglass Sections

Proton 99 18 Foot Tall Base CB Antenna

30 days
In stock


Introducing the ProComm, Inc. Proton 99 18 foot tall base station CB Antenna it’s comprised of four screw together fiberglass sections. The Proton 99 antenna is the perfect solution for those looking for a tall and sturdy base station CB antenna. The 4 part break-down makes it ideal for shipping, since it is not oversized. The fiberglass sections are lightweight but extremely durable and weatherproof. Tuning is very easily achieved with the tuning rings located on the base component of antenna.

The Proton 99 is a top rated high performance CB base station antenna. A 1/2 wave rated Omni-directional CB base station antenna, the Proton 99 is fully tunable for 10 or 11 meter radios. The threaded tuning rings offer precise and easy in the field tuning for lowest SWR settings across all channels.

Mounting hardware is included with the Made in the U.S.A. Proton 99 base station antenna.

Our customers report great success using the Proton 99 at remote sites, since it is easy to set up and tune – the Proton 99 is a great alternative antenna for a DXing weekend getaway!

27-30 MHz CB and 10 meter radio frequencies

The Proton 99 is compatible with coaxial cables that have PL259 terminators and all CB or 10 meter radios.

The ProComm Universal Ground Plane Kit makes an excellent base for the Proton 99 base station antenna and boosts performance by up to 30%.

ProComm high quality RG8X is the coaxial cable of choice for use with the Proton 99 antenna.

Tune your antenna
The Proton 99 comes pre-tuned from the factory for 27 MHz CB radio bands, but field tuning may be required to ensure best performance. Tuning the ProComm Proton 99 CB antenna is easily accomplished via threaded tuning rings and using the guide to tuning your CB antenna available from CB World’s help center.

Power handling
2000 Watts P.E.P. max power

Product features

  • 1/2 Wave Rated
  • 9.9 Gain DBI
  • 1.5:1 SWR range
  • SO-239 termination
  • 18.6' total height
  • 1.250" maximum diameter
  • 2000W PEP maximum power
  • Mounting hardware included
  • Factory tuned for 11 meter band – fully field tunable
  • Offers extreme ease of installation and operations
  • 5 LB weight
  • Made in the U.S.A.



Antenna Type:
Mount Type:
  • Mast Mount


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