Pl259 Dual Band VHF UHF Antenna 144/430MHz High Gain Base Station Antenna

• Customization: Available
• Directionality: Directional Antenna
• Frequency Range: 156-165MHz
• Model NO.: NL550
• Gain: 3dBi
• Material: Fiberglass
• Nature of Operation: Receiving Antenna, Omnidirectional Antenna
• Operating Wavelength: Microwave
• Polarization: Vertical Polarization
• Sturcture Form: Surface Antenna
• Usage Occasion: Base Antenna
• VSWR: 1.5
• Usage: Communication Antenna
• Qty/CTN: 20PCS
• Fob Port: Guangzhou
• MOQ: 100
• Payment: Tt, Paypal, Western Union
• Dimensionality: One-Dimensional Antenna
• Base Antenna: Omnidirectional Antenna
• Connector: Pl259
• Transport Package: 20PCS/CTN CTN Size: 97*20*39.5cm
• Specification: 20*430mm
• Trademark: LEHENG
• Origin: China
• HS Code: 8517710000
• Production Capacity: 1000PCS/Day
• Package Size: 20.00cm * 50.00cm * 45.00cm
• Package Gross Weight: 2.000kg
• Lead Time: 7 days (1 - 1000 Pieces) ; To be negotiated ( > 1000 Pieces)

Product Description

Product Description

GL-NL550 Dual-Band 144/430MHz VHF/UHF Antenna, 3.0/5.5dBi Gain, 200W Power, PL259 Connector

The GL-NL550 is a high-performance dual-band antenna designed for 144MHz (3.0dBi gain) and 430MHz (5.5dBi gain) VHF/UHF applications, supporting up to 200W input power. Its compact 55cm length and lightweight 232g design (white fiberglass body) make it ideal for portable or fixed installations. The antenna features a 1/2λ form at 144MHz and 5/8λ form at 430MHz, ensuring optimal radiation patterns for each band. With a 50Ω impedance and VSWR <1.5, it delivers efficient signal transmission while maintaining stability. The PL259 connector provides broad compatibility with most radios and transceivers. Built to withstand harsh environments, it operates reliably in temperatures from -20°C to +60°C and handles rated wind velocities up to 60m/s. Perfect for amateur radio, mobile communications, and emergency response systems requiring reliable dual-band performance in a durable, easy-to-deploy package. 

Specification

Model	GL-NL550
Frequency	144/430 MHz Non Radial
Gain	3.0 dB(144MHz) 5.5 dB(430MHz)
Max Power Input	200W
Impedance	50Ohm
VSWR	<1.5
Form	1/2λ(144MHz) 5/8λ(430MHz)
Connector	PL259
Color	Write
Weight	270g
Length	550mm
Dimension of package	680*90*30mm

Functional Advantages

Free 4K/HD OTA TV Access 

No monthly fees—deliver uncompressed, crystal-clear local channels without cable or streaming.
 

Weatherproof & Durable Construction for All Environments 

Corrosion-resistant materials withstand rain, snow, and UV rays for year-round reliable use.

Emergency-Ready Passive Design 

No power required, stays functional during outages to keep you connected to critical alerts.

Core Applications

Rural Home OTA TV Reception 
Ideal for households in remote rural areas where cable or satellite TV coverage is limited or unavailable. Captures VHF (54–216 MHz) and UHF (470–890 MHz) signals from distant broadcast towers (up to 100 miles away) with high gain (15–25 dBi), delivering free access to local news, sports, and HD TV channels without monthly subscription fees.
 
Suburban Multi-TV Household Coverage 
Supports multiple TVs in a single home with the addition of a signal splitter. Its strong directional signal minimizes interference from neighboring houses, power lines, and trees, ensuring stable HD/4K reception for living rooms, bedrooms, and home theaters—perfect for families that want to avoid costly multi-device cable plans.
 
RV & Mobile Home On-the-Go TV Viewing 
Compact, mountable designs make it a top choice for RVs, campers, and mobile homes. The weather-resistant construction (IP67 rating) withstands road vibrations, rain, and UV exposure, while its adjustable directional mount allows users to align the antenna with local towers wherever they park, providing on-the-go access to free TV.
 
Rural Business & Community Center Entertainment 
Deployed in rural cafes, small stores, and community centers to provide free TV entertainment for customers and visitors. Its long-range signal capability eliminates the need for expensive commercial TV plans, and the durable outdoor build requires minimal maintenance even with prolonged exposure to harsh weather.
 
Backup TV Solution for Urban & Suburban Areas 
Serves as a reliable backup for households that rely on cable or streaming services. During internet outages or cable service disruptions (e.g., storms, technical failures), the outdoor VHF/UHF TV antenna maintains access to local emergency alerts and broadcast channels, ensuring users stay informed when it matters most.

FAQ

Q1: How far can an outdoor VHF/UHF TV antenna receive signals reliably?
 A: Most high-quality outdoor VHF/UHF TV antennas can reliably receive signals from 50–100 miles away, depending on the antenna's gain, mounting height, and local terrain. Antennas with 20+ dBi gain perform best in flat rural areas with minimal obstructions, while those in hilly regions may achieve 30–50 miles of reliable reception. For optimal range, mount the antenna 30+ feet above ground level.
 
Q2: Do outdoor VHF/UHF TV antennas require professional installation?
 A: No, most models are designed for DIY installation with included mounting hardware (roof mounts, pole mounts, and brackets). However, professional installation is recommended if you need to mount the antenna on a tall roof, in hard-to-reach areas, or if you lack experience with electrical wiring—this ensures proper alignment and reduces the risk of injury or antenna damage.
 
Q3: Can an outdoor VHF/UHF TV antenna pick up 4K and HD channels?
 A: Yes, absolutely. Outdoor VHF/UHF TV antennas can receive all over-the-air (OTA) broadcast channels, including 4K, HD, and standard-definition (SD) content—provided the local stations broadcast in those formats. Unlike cable or streaming, OTA 4K/HD channels are free and uncompressed, delivering better picture quality than compressed streaming services.
 
Q4: How do I protect my outdoor VHF/UHF TV antenna from harsh weather?
 A: High-quality outdoor antennas come with IP65/IP67 weatherproof ratings, which protect against rain, snow, wind, and UV radiation. For extra protection, you can apply a UV-resistant coating to the antenna and coaxial cable to prevent cracking and corrosion.

Q5: What's the difference between a directional and omnidirectional outdoor VHF/UHF TV antenna?
A: Directional antennas focus their signal on a specific broadcast tower, offering higher gain and longer range—ideal for rural areas where towers are concentrated in one direction. They minimize interference from unwanted signals but require precise alignment. Omnidirectional antennas receive signals from all directions, making them perfect for suburban areas with towers scattered around the home. They are easier to install but typically have lower gain (10–15 dBi) than directional models.