1. Radio Antennas Offered
  2. sku: 1681469658637792
  3. COMET CH-722SA

COMET CH-722SA Dual Mobile Antenna 144/430MHZ

Ch-722sa Comet 144/430mhz Dual Band Mobile Antenna Made In Japan 2 Piece

( Brand: Comet ), ( Type: Antenna ), ( Manufacturer Part Number: CH-722SA )

Review COMET 144/430mhz Dual Band Mobile Antenna Made In Japan Piece

The Comet CH-722SA Dual Mobile Antenna is a versatile and high-performance antenna system designed for use with mobile communications applications. This antenna system consists of two independently adjustable antennas, each operating at a frequency of 144 MHz and 430 MHz, making it an excellent choice for amateur radio, public safety communications, and other two-way radio systems.

The antennas are constructed using a rugged and durable design, with a low-profile base that measures just 5 inches in diameter and 2 inches in height. This compact design makes the CH-722SA an ideal choice for installation on vehicles, whether mounted on the roof or tucked away on the side.

Each antenna features a separate SMA connector, allowing for easy connection to radio equipment using coaxial cable. The antennas can be adjusted independently, enabling users to optimize the signal for different directions or applications. The adjustment mechanism is designed to be easy to use, with a knob that can be turned to change the antenna's direction.

The Comet CH-722SA Dual Mobile Antenna is also built with superior RF performance in mind. The antennas are designed to provide maximum gain and directionality, ensuring that users can communicate clearly and reliably, even in challenging environments. The antennas are also weather-resistant, with a UV-stabilized radome to protect against the elements.

Overall, the Comet CH-722SA Dual Mobile Antenna is a high-quality and versatile antenna system that offers excellent RF performance, durability, and ease of use. Whether you're an amateur radio enthusiast, a public safety communications professional, or anyone in between, this antenna system is an excellent choice for your mobile communication needs.

The Comet CH-722SA is a 144/430 MHz dual mobile antenna, which is commonly used for amateur radio communications in vehicles. Here are some pros and cons that may help you make an informed decision about whether to purchase this antenna.

Pros:

1. Dual-band: The antenna covers both the 144 MHz (2 meters) and 430 MHz (70 cm) bands, making it a versatile option for ham radio users.

2. Compact and portable: The antenna is relatively small and lightweight, making it easy to install on a vehicle and transport for field use.

3. Good gain: With a reported gain of around 7 dBi, this antenna can provide improved signal strength compared to a stock mobile antenna.

4. Multiple mounting options: The antenna comes with both magnetic and bolt-on mounting options, allowing for flexibility in installation.

Cons:

1. Limited power handling: The antenna is designed for low-power applications and may not be suitable for high-power transmitters.

2. May require additional components: Depending on your specific radio setup, you may need additional coaxial cables and adapters to connect the antenna to your radio.

3. Potential for SWR issues: Some users have reported issues with standing wave ratio (SWR) when using this antenna, which can affect the efficiency and reliability of the radio transmission.

4. Limited frequency coverage: While the antenna covers the popular 144 and 430 MHz bands, it may not provide optimal performance for other bands or frequencies.

In conclusion, the Comet CH-722SA 144/430 MHz dual mobile antenna can be a good choice for amateur radio users looking for a compact, versatile, and relatively affordable antenna for their vehicle. However, it may not be suitable for high-power applications or users requiring optimal performance on frequencies outside of the 144 and 430 MHz bands.

If you're in the market for a mobile antenna for your ham radio setup and the Comet CH-722SA meets your requirements, it could be a worthwhile investment. However, it's important to carefully consider the antenna's limitations and ensure that it's compatible with your specific radio setup and power requirements. Ultimately, it's recommended that you do thorough research and consult with experienced ham radio operators before making a purchase.

Details:

part #: ch722sa prices

  • $49.50-$55.91

specifications radiorigor:

  • brand: Comet
  • type: Antenna
  • manufacturer part number: CH-722SA

general radiorigor:

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

offer radiorigor:

  • quantity: 1
  • started: November 4, 2025
  • availability: In Stock
  • best offers: True
  • sold: 0
  • options: Ship-to-home

seller radiorigor:

  • rating: 99.8%
  • # reviews: 1539
  • city: Cottage Grove, Oregon

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shipping radiorigor:

  • transit: 4-11 Days
  • class: Standard
  • carrier: USPS
  • service: USPS First Class
  • type: Calculated
  • cost: $8.98
type: antenna,
category: electronics > radio communication > antennas > radio antennas, sku: 1681469658637792,

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2 offers $49.50–$55.91 USD
  • Used. Offer #1 priced at $55.91 + $10.15 delivery = $66.06* total. +$10.15 shipping
  • Used. Offer #2 priced at $49.50 + $0.00 delivery = $49.50* total. good condition Check the photos missing part.FREE SHIPPING

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