COMET ANTENNA CX-333 Ham Radio Base 146/220/446MHZ 10FT SO-239

( Brand: Comet Antenna ), ( Type: Base Antenna ), ( Manufacturer Part Number: CX-333 ), ( Item Weight: 6.0 )

Review COMET ANTENNA 146/220/446mhz 10ft Inch Ham Radio Base

The Comet Antenna CX-333 is a versatile ham radio antenna designed for use in the 146 MHz, 220 MHz, and 446 MHz bands. This base antenna comes with a SO-239 connector and measures an impressive 10 feet in length, offering excellent signal reach and reliability.

The CX-333 is a dual-band, collinear design that delivers superior performance in both the 2 meter and 70 cm bands. Its collinear element configuration ensures a broad radiation pattern, reducing the need for adjustments and providing consistent coverage in all directions.

This antenna features a high-quality, corrosion-resistant construction, ensuring it can withstand various weather conditions. Its durable, powder-coated finish protects the antenna from the elements, while the heavy-duty mounting hardware ensures a secure installation.

The CX-333's SO-239 connector provides a reliable, standardized connection point for your ham radio equipment. It is compatible with a wide range of transceivers and base stations, making it a versatile choice for many ham radio applications.

The antenna's 10-foot length offers increased signal reach, making it an excellent choice for those operating in areas with weak signal strength or for those looking to cover larger areas. Its high gain and directional properties make it an ideal choice for repeater work, EMS communications, and other mission-critical applications.

In summary, the Comet Antenna CX-333 is a high-performance, dual-band ham radio antenna designed for use in the 146 MHz, 220 MHz, and 446 MHz bands. Its collinear design, durable construction, and SO-239 connector make it a versatile and reliable choice for various ham radio applications, while its 10-foot length offers increased signal reach and coverage.

The Comet Antenna CX-333 is a 10ft (3 meter) dual band (146/220/446 MHz) ham radio base antenna with a SO-239 connector. This antenna is popular among ham radio operators due to its affordability and versatility. Here are some pros and cons of buying this antenna:

1. Wide frequency range: The CX-333 covers the popular ham radio bands of 146, 220, and 446 MHz, making it a versatile choice for many operators.

2. Affordable price: This antenna is relatively inexpensive compared to some other ham radio antennas, making it an attractive option for budget-conscious hobbyists.

3. Easy to install: The CX-333 is a simple, straight dipole design, making it easy to install and tune. It can be mounted on a mast or pole and requires no additional tuning equipment.

4. Durable construction: The antenna is made of high-quality materials, including UV-stable fiberglass and rust-resistant hardware, ensuring long-lasting performance.

1. Limited gain: The CX-333 has a relatively low gain of around 3-5 dBi, which may not be sufficient for long-distance communications or in areas with strong interference.

2. Limited directionality: The antenna has a omnidirectional radiation pattern, meaning it radiates equally in all directions. This may not be ideal for operators who need to focus their signal in a specific direction.

3. May require additional tuning: Depending on the specific operating conditions, the CX-333 may require additional tuning to achieve optimal performance.

4. Limited mounting options: The antenna is designed for vertical mounting and may not be suitable for horizontal mounting or other non-standard mounting configurations.

In conclusion, the Comet Antenna CX-333 is an affordable and versatile ham radio base antenna that covers the popular 146, 220, and 446 MHz bands. However, it has a relatively low gain and limited directionality, which may not be suitable for long-distance communications or operators who need to focus their signal in a specific direction. If you are looking for an affordable, easy-to-install antenna for local communications, the CX-333 may be a good choice. However, if you require higher gain or directionality, you may want to consider other options.

Recommendation: If you are looking for an affordable, easy-to-install ham radio base antenna for local communications on the 146, 220, and 446 MHz bands, the Comet Antenna CX-333 is a good option to consider. However, if you require higher gain or directionality, you may want to consider other options, such as a Yagi or quad-band antenna. Additionally, if you have the budget, you may want to consider a more directional antenna with a higher gain to improve your communications range and signal quality.

Details:

3 5 MHz VHF / 10 UHF. Type: Base Antenna. 446MHz 9.0dBi 5/8 wave x. MHz: 144.5-147.5, 220-225 440-450 MHz Gain dB: 146MHz 6.5dBi 5/8 wave x 2 223MHz 7.8dBi 3.

Rated Wind Velocity MPH. Two piece fiberglass Specific Freq.

part #: cx333 prices

• $85.95-$234.95

specifications radiorigor:

• brand: Comet Antenna
• type: Base Antenna
• manufacturer part number: CX-333
• item weight: 6.0

seller radiorigor:

• # reviews: 36794
• city: Rexford, Montana
• rating: 100.0%

general radiorigor:

• condition: New
• Radio Communication > Antennas > Other Radio Antennas

payments radiorigor:

• credit card: Diners-club
• other
• wallet: Apple-pay

offer radiorigor:

• started: October 24, 2025
• options: Ship-to-home
• quantity: 4
• sold: 0
• availability: In Stock

shipping radiorigor:

• service: Standard
• class: Standard
• cost: $0.00
• type: Fixed
• transit: 3-6 Days

returns radiorigor:

• policy: No Returns

Comet Antenna CX-333 Is Similar To:

• Comet Sma-24 Amateur Ht scanner Antenna With Sma Male Connector New In Package (30.9% similar) New in package as pictured...(July 28th, 2024)
• Comet Cfm-95sl Commercial Lpfm Antenna For Freq 88-108 Mhz-tunable Under Cost (30.7% similar) Extruded aluminum /stainless steel mounting hardware included. Omani-directional pattern ensures signal equally in all directions. Connection is a SO-239 compatible with PL-259 connector. FM Antenna under 200 watts fully adjustable from 88-108 mhz. Built to withstand a 100 mph wind load...(September 13th, 2024)
• Comet Gp-6nc 155 465 Mhz Commercial Fiberglass Vertical Antenna 6.5 9 Dbi (24.3% similar) These superior-quality base station Antennas feature a two-piece, heavy duty, UV-stabilized fiberglass radium for many years of reliable service. Gain: 155 mhz - 6.5, 465 9.0 FBI. Connector: n-female. Features: low-loss and high gain, based on LC, super-linear-converter. The Comet GP...(September 26th, 2024)
• Comet Ht-224 Triband 2m 220 70cm Ht Antenna Free Shipping (26.6% similar) Although the HT-224 improves performance of 2M, 220 and 440, it favors 2m 440 in particular. Gain wave: 2M: 1.3DBI 1/4 wave, 220MHZ: 1.4DBI 1/2 70CM: 1.8DBI 5/8 wave. Max power: 10 watts , length : 11 inches, connector: SAM male. Comet HT-224 turbaned 2M/220/70CM ht Antenna free shipping, extended...(November 18th, 2024)
• Comet Bnc-24 Dual Band High Gain 2m 70cm Ht Antenna Free Shipping (25% similar) Comet BNC24 dual-band 2M/70CM ht Antenna w/NBC connector free shipping, super flexible and lightweight, about 1/8 diameter, made from similar material as unbreakable eyeglass frames. Gain wave length : 2M: 2.15DBI 1/4 wave, 70CM: 3.5DBI 5/8 max power: 20 watts , length : 17, connector: NBC...(November 18th, 2024)
• Comet Ca-712ef High Gain Amateur 440-450mhz Base Antenna Free Shipping (24.1% similar) Comet CA-712EF 440MHZ base station Antenna transmit range: 440-450MHZ. Construction: two piece white fiberglass. Mount pipe acts as shroud to protect the Antenna/coax connection from elements. Unique split-thread lock bolt is supplied to attach the Antenna mount pipe, threads compress when...(November 18th, 2024)
• Comet Sma-w100rx Telescoping Antenna With Sma Male Connector (36.6% similar) Comet SAM-W100RX telescoping Antenna w/SAM male connector...(January 17th, 2025)
• Comet Ca-712efc Commercial Uhf Base Antenna 460-470mhz Free Shipping (36% similar) Its Omani-directional reactivity and multi-directional features allow for consistent performance across various environments. Manufactured in japan, this Antenna is a reliable addition to your communication setup, backed by Comets commitment quality. Crafted from durable fiberglass and featuring...(May 10th, 2025)
• Comet Gp-9n 144 440 Mhz Vertical Antenna 8.5 11.9 Dbi 16ft 9 Inch N-connector (38.7% similar) length : 16' gain wave: 146 mhz 8.5 FBI 5/8 wave x 3 / 446 11.9 mounting to mast size: 1/1 /4 - 2/1 /2 connector: female n-type construction: heavy-duty fiberglass, 3 sections, free shipping. Vhf/uhf dual band Antenna 146/446 mhz 2M/70CM ham bands...(June 12th, 2025)
• Comet Sma-503j 2m 70cm Ht Antenna With Extended Receive Sma Female Free Shipping (30.5% similar) Gain wave length extended receive range. SMA503J, dual-band 2M/70CM ht Antenna w/SAM female connector, extended receive range: 118-160MHZ, 250-290MHZ, 360-390MHZ, 420-470MHZ, 820-960MHZ, gain wave length : 2M: 1/4 wave, 70CM: 1/2 max power: 10 watts , length : 8.5, connector: SAM female...(October 15th, 2025)
• Comet Sma-24j Dual Band High Gain 2m 70cm Ht Antenna With Sma-female Free Shipping (30.1% similar) Dual-band 2M/70CM ht Antenna with a female SAM connector to attach the Chinese radios that use male. Connector: SAM-female. Gain wave length : 2M: 2.15DBI 1/4 wave, 70CM: 3.5DBI 5/8 wave. Max power: 20 watts . Super flexible and lightweight, made from the same material as unbreakable...(October 15th, 2025)