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Black helical CB antenna with fiberglass rod and coiled wire winding

FRANCIS

FRANCIS 300-CB24B 100-Watt CB Helical Antenna Black

SKU CH-39SC-1H6AC

A 100-watt black helical CB antenna covering 26–30 MHz for compatible Cobra, President, RoadKing and Uniden radios

  • TypeAutomotive Accessories
  • Color MappingBlack
  • Handles 100 watts for strong CB transmission
  • Helical design covers 26 to 30 MHz band
  • Black fiberglass construction resists weather and vibration
  • Compatible with Cobra, President, Uniden and other CB radios
  • Works with popular models such as 19 DX IV and Bearcat 880

FRANCIS 300-CB24B 100-Watt CB Antenna

The Francis 300-CB24B is a black helical antenna built for citizens band radios. It handles up to 100 watts of power across the 26 to 30 MHz range. The fiberglass construction suits mobile installations on vehicles. Drivers seeking a durable CB antenna for daily use will find it fits the purpose.

For CB radio owners needing 100-watt capacity

This antenna suits operators running compatible Cobra, President, RoadKing, Uniden and other listed CB models such as the 19 DX IV, 78 LTX, 510 XL, 520 XL and 880 series. Buyers who need a different frequency band or a non-helical design should look elsewhere. It is not for marine, amateur or cellular installations.

Helical design covers 26 to 30 MHz

The helical antenna type determines the radiation pattern and bandwidth for the CB band. This specification decides whether the antenna matches your radio and mounting requirements. Verify that your radio operates within the 26 to 30 MHz limits before fitting. No other frequency ranges are supported.

Highlights

  • Handles 100 watts for strong CB transmission
  • Helical design covers 26 to 30 MHz band
  • Black fiberglass construction resists weather and vibration
  • Compatible with Cobra, President, Uniden and other CB radios
  • Works with popular models such as 19 DX IV and Bearcat 880

Specifications

TypeAutomotive Accessories
BrandFrancis
Color MappingBlack

Questions about this item

What CB frequency range does the helical antenna cover?

The helical antenna covers the CB band from 26 MHz to 30 MHz.

What mounting thread does the Francis 300-CB24B use?

The antenna uses a standard 3/8"-24 thread for mobile mounts.

How is the antenna installed and what step is often missed?

Screw the antenna onto a 3/8"-24 mount, then adjust the stainless steel whip for lowest SWR.

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