N
The Daily Insight

What is a good mobile CB antenna?

Author

John Hall

Updated on March 06, 2026

What is a good mobile CB antenna?

Best CB Antennas

  • Browning BR-28 High-Performance Broad Band 63- Inch CB Antenna. 99%
  • Aries Automotive CB Radio Antenna Kit. 96%
  • WILSON 305-497 3500-Watt Trucker Antenna. 93%
  • FireStik 4ft Black Firefly. 89%
  • RoadPro (RP-711) 24in Magnet Mount Stainless Steel CB Antenna Kit.

What is the length of a 5’8 wave CB antenna?

Now, when folks refer to a full wave antenna they speak of one that would be 36′ 2-1/4″ long on channel 19. You can see that arriving at the lengths for 5/8 wave (multiply 36.181 x . 625), 1/2 wave (multiply 36.181 x .

What is a 5’8 wave CB antenna?

The 5/8 wave antenna consists of a vertical radiator which is fed at the base of the antenna. The computer shows that the antenna (mounted 1 foot above ground) has a gain of about 1.5 dBd higher than a dipole’s gain (also mounted 1 foot above ground.)

Which CB antenna has longest range?

steel 102″ whip antennas
The type of antennas with the greatest range are the stainless steel 102″ whip antennas, which may not be practical for parking in garages, under trees, and so forth. The single center load antenna also has about the same transmit and receive range as the whip.

What CB channel do truckers use?

Truck drivers traditionally use channel 40 for driver to driver conversations but recently UHF channel 35, which is shared with the emergency frequency in the Wagin zone, has become the frequency of choice for truckie banter.

Does 5/8 wave antenna need ground plane?

The absence of a ground plane or very small ground plane will cause the matching circuit for the 5/8 wave to be a little different due to less capacitance between the vertical element and the ground plane, otherwise there is no “reflection or radiation from a second source” to produce gain in a 5/8 wavelength antenna.

What is the gain of a 5’8 wave antenna?

4 dBd
When used as a vertical radiator against a ground plane this translates to a length of 5/8 wavelength. It is found that a five eighths wavelength vertical antenna has a gain of close to 4 dBd, i.e. 4 dB gain over a dipole.

How do I increase the range of my CB radio?

There are several procedures for ensuring maximum output.

  1. TUNE THE RADIO. A CB radio is only as good as the coax and antenna connected to it.
  2. USE CB-SPECIFIC ANTENNAS.
  3. ESTABLISH A GROUND PLANE.
  4. CHECK THE VSWR.
  5. ELIMINATE RESISTANCE.

How far can a 4 watt CB radio transmit?

Transmitter power is limited to 4 watts in the US and the EU. CB radios have a range of about 3 miles (4.8 km) to 20 miles (32 km) depending on terrain, for line of sight communication; however, various radio propagation conditions may intermittently allow communication over much greater distances.

What is the maximum wattage for a CB radio?

CB radios are only allowed to transmit at a maximum of 4 watts by law. With GMRS frequency, the FCC allows up to 50 watts of power.

What is Delta tune on a CB radio?

The delta tune is the CB name for a very similar function on amateur radios called RIT, or receive incremental tuner. The Delta Tune controls the frequency your radio’s receiver is operating on.