1. Radio Antennas Offered
  2. sku: 1603073272140722
  3. COMET ANTENNA CSB-770A

COMET ANTENNA CSB-770A High Mobile 144/440MHZ 4.4DB/6.9DB 50 Pl259

Csb-770a Comet Antenna 144/440mhz High Gain 4.4db/6.9db Mobile - 50 Inch Pl-259-

( Brand: Comet Antenna ), ( Type: Mobile Antenna ), ( Manufacturer Part Number: CSB-770A ), ( Item Weight: 2.0 )

Review COMET ANTENNA 144/440mhz High Gain 4.4db/6.9db Mobile 50 Inch Pl259

Introducing the Comet Antenna CB-770A, a mobile 50 Ohm antenna system designed for optimal performance in the 144 MHz and 440 MHz bands. This antenna system offers exceptional gains of 4.4 dB for 144 MHz and 6.9 dB for 440 MHz, making it an excellent choice for serious ham radio operators and communications enthusiasts.

The CB-770A is a compact and robust antenna system, featuring a high-quality, corrosion-resistant, fiberglass radial mount. The antenna elements are made from high-quality copper material, ensuring excellent conductivity and reliable signal transmission. The antenna is equipped with an adjustable base that allows for fine-tuning of the radiation pattern to optimize signal strength and directionality.

This antenna system comes with a PL-259 connector, a standard connector type used in the ham radio community, ensuring compatibility with a wide range of radio equipment. The antenna is also designed to meet the SMAE (Society of Manufacturers and Engineers of Amateur Radio) PL-259 standard, ensuring a secure and reliable connection.

The Comet Antenna CB-770A is a high-performance antenna system that is easy to install and use. It comes with a mounting bracket and all necessary hardware, making it a great choice for mobile applications. The antenna is also lightweight and compact, making it easy to transport and set up in various locations.

Overall, the Comet Antenna CB-770A is a top-performing mobile antenna system for the 144 MHz and 440 MHz bands. Its high gains, robust construction, and easy installation make it a must-have for serious ham radio operators and communications enthusiasts. Whether you're looking to improve your mobile communications setup or take your radio capabilities on the go, the Comet Antenna CB-770A is the perfect solution.

The Comet Antenna CB-770A is a mobile dual-band (144/440 MHz) antenna with a gain of 4.4 dBi for the 144 MHz band and 6.9 dBi for the 440 MHz band. Here are some pros and cons that might help you make a decision about purchasing this antenna:

Pros:

1. Dual-band operation, allowing you to use both 144 and 440 MHz bands.

2. High gain, providing better signal strength and reach for your radio.

3. PL-259 connector, which is a common and widely used connector in the amateur radio community.

4. Compact and lightweight design, making it easy to install and transport.

5. Good reviews and positive feedback from other amateur radio operators.

Cons:

1. May require additional components, such as a balun or a duplexer, to use it with certain radios.

2. Some users have reported that the antenna may not perform as well as expected in certain conditions or environments.

3. The price point may be higher than some other mobile antennas on the market.

In conclusion, the Comet Antenna CB-770A is a high-performance mobile antenna that offers dual-band operation and high gain. It also features a compact and lightweight design and a common PL-259 connector. However, it may require additional components to work with certain radios, and some users have reported that it may not perform as well as expected in certain conditions. Ultimately, the decision to purchase this antenna depends on your specific needs and budget. If you are looking for a high-gain, dual-band mobile antenna and are willing to pay a premium, then the Comet Antenna CB-770A may be a good choice for you. If you are on a tighter budget or have specific compatibility concerns, you may want to consider other options.

Details:

Whip Material. Stainless steel. Manufacturer: NCG Comet model #: CSB-770A: Dual Band loaded 2M/70cm Mobile Antenna Frequency MHz: 2M 5/8 wave 4.4dBi 440MHz Two waves 6.9dBi.

part #: csb770a prices

  • $82.99-$114.95

specifications radiorigor:

  • brand: Comet Antenna
  • type: Mobile Antenna
  • manufacturer part number: CSB-770A
  • item weight: 2.0

offer radiorigor:

  • availability: In Stock
  • options: Ship-to-home
  • sold: 0
  • quantity: 2
  • started: October 24, 2025

general radiorigor:

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

shipping radiorigor:

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

payments radiorigor:

  • wallet: Paypal
  • credit card: Visa
  • other

seller radiorigor:

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

returns radiorigor:

  • policy: No Returns
type: mobile antenna, item weight: 2.0,
category: electronics > radio communication > antennas > radio antennas, sku: 1603073272140722,

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