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Best CB Antenna In 2024 – 10 Reviews

CB radios usually come with the worst quality CB antennas attached to them by the manufacturer. That’s why the first thing a CB radio owner should do is to change its antenna to the best CB antenna you can find.

But the question arises, how do you know which CB antenna is reliable and is of the highest quality, as there are hundreds of antenna options available in the market? That’s where we jump in. This article will give you a complete guide on what to look for in a CB antenna, and suggest you some of the best CB antennas in 2024.

Here they are listed below:

Best CB Antennas – Our Top Three Picks

1. Larsen NMO 27C – Our Top Choice
2. Wilson 305-38 Magnet Mount CB Antenna – Runner Up
3. Wilson 5000 Trucker – Best Premium CB Antenna

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The best CB antenna is the Larsen NMO 27C antenna. It’s a short but powerful CB antenna.

7 Best CB Radio Antennas Reviews

Now, let’s review these top-performing CB antennas in detail so you can determine the best option for your needs.

1. Larsen NMO 27C – Our Top Choice

Larsen’s mobile whip antenna (part number NMO27C) is quite the catch for CB radio needs, making it our top choice. 

Designed to handle frequencies in the range of 27-30 MHz, this quarter wave-antenna can handle CB needs without any problem.

Though it’s a quarter-wave antenna, the full length there is obviously not 102-inches. Instead, it employs a stainless steel whip standing on a coil for the base. 

The maximum length for this antenna is 52.5 inches. And that’s just fine.

Larsen’s CB antenna is tall enough to get a good range and signal quality. Its construction quality is pretty good too. The steel whip and the base make for a nice and durable combo.

The power rating for this antenna is 150W, which is more than sufficient for most CB uses.

There are many antennas with a much higher power rating but that doesn’t make much of a difference unless the RF power output of the radio has been altered.

The FCC mandates that the maximum power output from a CB radio be limited to 4 Watts. 

Even with SSB, the maximum only goes to 12W. So, this antenna will easily handle whatever power your CB radio throws at it.

Before mounting this antenna, users will need to buy some necessities not included in the antenna package. The NMO mount and coax cable need to be purchased separately.

Personally, I find it a bit disappointing (or even ironic) that an antenna with part number NMO27C doesn’t come with an NMO mount.

Mounting will also require a RG58A/U coax and PL259 connector. The package does include a gasket and O ring.

Larsen calls this antenna “field tunable,” possibly to imply that tuning it, is easy. There is some truth to this statement, but as with any antenna, you will have to put in some work to get it right.

The antenna doesn’t have a tunable tip, so it might require some trimming for best results onVSWR, though managing the cable should be helpful too.

Overall, this is an excellent base-loaded antenna with good power, range, stability, and quality. Mounted and tuned the right way, it will easily last years, providing good CB radio communication.

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2. Wilson 305-38 Magnet Mount CB Antenna – Runner Up

The Wilson 305-38 Little Wil takes the top spot for the best CB antenna overall. The best thing about it, is the short length without compromising performance. At 36 inches, it’s suitable for all kinds of setups from urban roads to tight off-road trails with low-hanging branches.

How Is The Range and Ease of Tuning?

At 3 feet height, the Little Wil is spot on for short-range communications. Thanks to the 14 gauge copper wire coil, the clarity it provides will blow your mind. On the downside, this short height also means that it won’t serve you well if you want long-range communication.

Its frequency range is the regular 26 to 27 MHz for CB radio so it requires only slight fine-tuning to achieve the perfect SWR using an SWR meter or an analyzer.

What Are The Mounting Requirements?

The Wilson 305-38 is a magnetic CB antenna for mounting on metallic surfaces. It comes with a standard PL 259 connector for connecting to any CB radio, a coax cable long enough to give you flexibility regarding where to install it, and a screw to hold the antenna in place. All you have to do is plug it in and secure it.

To protect your vehicle’s paint job from scratches, the magnetic base has a plastic covering.

Key Features

• Low profile 36 inches antenna
• Large 10 oz. magnetic base mount
• 300 Watts power handling capacity
• Low-loss coil with a 14-gauge copper wire
• High impact plastic base construction

How Does It Hold Up?

This antenna is held in place by a strong 10-ounce magnet so you can rest assured it will hold securely even during high-speed rides down the highways or when gusts of wind blow. The whip itself is made of stainless steel, which makes it tough enough if you’ll be driving through overhangs.

The outer shell is made of high impact thermoplastic, which is resistant to heat, moisture, and other weather elements. The low-loss coil is a heavy-duty 14-gauge copper. As for power handling, the Little Wil can withstand up to 300 watts.

Verdict

All in all, the Wilson 305-38 Little Wil is one of the best short CB antennas currently available on the market. It manages to strike the fine balance between convenience and performance.

If you need a high-performance antenna but don’t want the hassles a long antenna will present, it’s hard to go wrong with the Little Wil. It’s the best antenna to install on a semi-truck. The height, magnetic base, and weatherproof construction make it ideal for rooftop mounting.

It’s on the expensive side, though, especially given its short height that delivers only a limited range. Because of the limited height and base-loaded coil, the Little Wil is not the CB antenna for you if you plan to install the antenna anywhere else other than the roof.

Wilson 305-38 Specifications

• Mount: Magnet Mount
• Height: 36 inches
• Power Rating: 300 Watts
• Coverage: All CB Frequencies
• Material: 14-Gauge Copper, Thermoplastic

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3. Wilson 5000 Trucker – Best Premium CB Antenna

Wilson will proudly tell you that their T5000 range offers the most powerful CB radio antennas in the world. Coming from the same series, Wilson Electronics 305550 lays claim to the same performance. It’s partially for this reason, along with its build quality that this antenna is our pick for the best premium CB antenna.

The antenna can handle 5000W RF power output on AM. If you take it to SSB, the RF power output can get as high as 20,000 W. If you ever reach a power output that this antenna can barely handle, there’s a good chance you’d have the FCC looking for you!

Wilson has engineered the antenna to provide good performance. Perhaps even over-engineered it a bit. The result is remarkable performance, but also a price that might give you pause.

Although it’s expensive, it feels that the price is well-deserved. The loading coil for the antenna is a 3/16-inch solid copper wire plated with silver. That’s a combo you want for excellent gain and signal quality.

A special high-impact thermoplastic housing keeps the coil safe and working even in extreme weather conditions. This thermoplastic cover also prevents the coil from breaking or icing up in bad weather.

The coil is removable for safe storage when needed. Removing it also reduces the height of the antenna, making it easier to pull into garages and similar structures.

Since this is a center-load antenna with steel shafts. You could use it with a five-foot or ten-foot shaft, as necessary. The default packaging includes the five-foot shaft, with the base measuring about 10 inches while the whip covers 52 inches. The whip and the shaft are both made from stainless steel.

Apart from allowing excellent signal quality, the length also keeps room for tuning the antenna.

Some trimming might be necessary to manage the VSWR, so the long length of the shaft comes in useful.

Mounting the antenna is simple enough, as it works with the 3/8″ x 24″ threaded mount.

However, it’s worth remembering that though built quite well, this is a heavy antenna. It needs secure mounting with consideration for the shaft during use. 

Any change would require accounting for torque, which might otherwise break the antenna.

Overall, if you want a powerful truckers antenna for a CB radio, this antenna would be more than adequate. For once, a marketing tagline actually rings true, at least in this case. As they say, “You can’t go wrong with a Wilson antenna.”

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