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  • Effortless Installation and Omni-Directional: The Nagoya TB-320A is designed for easy setup, making it accessible even for those new to radio equipment. Its omni-directional capability ensures that it picks up signals from all directions, providing consistent and reliable communication. Measuring approximately 38.5 inches, this stainless steel antenna is both robust and efficient, striking a balance between size and performance.
  • Ready-to-Use with No Tuning Required: One of the key advantages of the TB-320A is its readiness for immediate use for Amateur users, as it requires no additional tuning. This feature saves time and makes it a convenient choice for users who prefer a plug-and-play experience. It is ready to work on the 2 meter, 1-1/4 meter (220), and 70-cm amatuer bands.
  • High-Quality Construction: The antenna boasts a satin finish, enhancing its durability and aesthetic appeal. It also features a gold plunger-type contact pin, ensuring a superior and reliable connection, which is critical for maintaining consistent signal quality.
  • Convenient Fold-Over Design: The TB-320A features a thoughtful fold-over design, allowing the antenna to be easily lowered in environments where height is a constraint, such as parking garages or under low overhangs. This design aspect adds a level of practicality, particularly for vehicle-mounted setups, ensuring that the antenna can adapt to varying spatial limitations.
  • BTECH and Nagoya Partnership with Local Support: BTECH’s collaboration with Nagoya ensures that customers receive a genuine Nagoya antenna, guaranteeing both authenticity and quality. Proudly based in the USA, BTECH offers unparalleled local support for any issues, emphasizing their commitment to specialized engineering and development in radio products. This partnership not only provides high-performance antennas but also assures comprehensive support and a real USA warranty, enhancing your overall experience with reliable and feature-rich radio products.

Nagoya TB-320A 39″ Tri-Band Amateur PL-259 & NMO Antenna: Mobile or Base Mount Required

Experience unparalleled performance with the Nagoya TB-320A Series Antenna, a pinnacle of design for amateur radio enthusiasts. This 39-inch tall antenna is a testament to Nagoya’s dedication to precision engineering, offering exceptional quality and high gain of up to 5.5dBi, perfect for a wide range of amateur radio applications.

Designed for Amateur Radio Users: The TB-320A is specifically tailored for amateur radio use, delivering an advanced solution for those passionate about radio communications. Whether it’s for local exchanges or long-distance broadcasting, this antenna provides exceptional reliability and performance.

High-Gain for Enhanced Communication: Standing at a commanding height of 39 inches, the TB-320A offers a very high gain, making it perfect for users seeking superior reception and transmission capabilities. Its impressive 5.5dBi gain ensures clear and powerful signal transmission, enhancing your radio experience.

Convenient Lift and Tilt Feature: Understanding the challenges of navigating low-clearance areas, the TB-320A is equipped with a practical lift and tilt option. This allows you to effortlessly tilt the antenna backward, reducing its height to avoid obstacles like garage entrances, making it highly suitable for vehicles.

NMO Mount Compatibility: Central to its design, the Nagoya TB-320A requires an NMO or PL-259 base or mobile mount, offering seamless integration for various setups. This compatibility ensures that the antenna can be effortlessly mounted on vehicles or base stations, catering to the diverse needs of amateur radio enthusiasts.

Versatile NMO Mounting Options for the Nagoya NMO Series Antennas

RB-50: Magnetic Vehicle Mount

The RB-50 is a magnetic mount that is ideal for vehicle users looking for a quick and effortless installation. It boasts a strong magnetic base for secure attachment and comes with 18 feet of RG-58A/U cable, complete with a PL-259 connector for a reliable connection to your radio setup.

RB-100N: Versatile Drill or Bracket Mount

For those who prefer a more permanent mounting solution, the RB-100N is an excellent choice. This mount can be installed either by drilling a hole to support the NMO mount directly or using the included L bracket for attachment to a vehicle or to a grounded location at home. It includes 20 feet of RG-58A/U cable, allowing for greater flexibility in antenna placement.

RB-700N: Convenient Lip Mount

The RB-700N is a versatile and user-friendly lip mount, perfect for those needing a secure yet non-invasive mounting solution for vehicles. It easily attaches to doors, trunks, or any metal lip, and features rotatable adjustments for flexible antenna positioning at any angle. This ensures optimal signal reception. Protective pads are included to prevent vehicle surface damage. Additionally, it comes with 20 feet of RG-58A/U cable for convenient antenna placement, enhancing your radio communication’s quality and reliability.

GPK-01: Ground Plane Kit for Base Stations

The GPK-01 ground plane kit is designed for temporary base camps or home antenna setups. This kit enhances the performance of NMO antennas by providing a ground plane, and it features grounded radials. It’s designed for easy attachment to a mast or in-ground stake, making it a versatile option for stationary setups. Cable is not included, and you would need to supply your own run of PL-259 Coax

Technical Specs:
  • Frequency Center Tuning: 144 – 225 – 430MHz
  • Gain: 2.15 – 2.15 – 3.5 dBi
  • Wave: 1/4λ – 1/2λ – 5/8λ
  • Optimal Transmit Frequency Range: 140-148MHz, 220-225MHz, 420-450MHz
  • Connector Type: SMA-Female
  • Impedance: 50Ω, VSWR: ≤ 1.5
  • Direction: Omni-directional
  • Max Input Power: 10W
  • Antenna Length: 17.7 inches / 45cm
  • Package Contents: Nagoya NA-320A, Antenna Washer
BTECH
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Features

NMO-72

NMO-200A

NMO-200C

TB-320A

Antenna Type

Mobile or Base Mount Required: Suitable for Base or Mobile Installation

Mobile or Base Mount Required: Suitable for Base or Mobile Installation

Mobile or Base Mount Required: Suitable for Base or Mobile Installation

Mobile or Base Mount Required: Suitable for Base or Mobile Installation

Center Tuned Frequency (MHz)

144 - 430

144 - 440

155 - 460

144 - 220 - 440

Gain (dBi)

2.15 - 3.5

3.0 - 5.5

3.0 - 5.5

2.15 - 3.8 - 5.5

Wave

1/2λ - 5/8λ

1/4λ - 2*5/8λ

1/4λ - 2*5/8λ

1/4λ - 1/2λ - 2*5/8λ

Power (Watts)

100

200

200

200

VSWR: ≤ 1.5, Impedance: 50Ω

Connector

NMO

NMO

NMO

PL-259+NMO

Height

19.17"(48.7CM)

38.4" (97.5CM)

38.4" (97.5CM)

38.5" (97.8CM)

User

AMATEUR

AMATEUR

GMRS-MURS-COMMERCIAL

AMATEUR

Features

UT-72

UT-72G

UT-308UV

Antenna Type

Plug and Play Magnetic: Simple, Instant Setup with Magnetic Base (includes adaptors for handheld or mobile radios)

Plug and Play Magnetic: Simple, Instant Setup with Magnetic Base (includes adaptors for handheld or mobile radios)

Plug and Play Magnetic: Simple, Instant Setup with Magnetic Base (includes adaptors for handheld radios)

Center Tuned Frequency (MHz)

144 - 430

155 - 462

144 - 430

Gain (dBi)

1.7 - 3.5

1.7 - 3.5

1.7 - 4.15

Wave

1/4λ - 5/8λ

1/4λ - 5/8λ

1/4λ - 5/8λ

Power (Watts)

80

80

80

VSWR: ≤ 1.5, Impedance: 50Ω

Connector

PL-259 + SMA (F)

PL-259 + SMA (F+M)

SMA (F)

Height

20.27" (51.5CM)

18.7" (47.5CM)

20.55" (52.2CM)

Cable

13' (4M) RG-58A/U

13' (4M) RG-58A/U

10' (3M) RG-58A/U

User

AMATEUR

GMRS-MURS-COMMERCIAL

AMATEUR

Product Description

Authentic Genuine Nagoya TB-320A Fold-Over 39-Inch PL-259 Mount Tri-Band 2m/1.25m/70cm (144/220/440 MHz) Antenna, Includes NMO to UHF (SO-239) Adapter