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28dbi gain professional TV antenna for weak signal areas

It supports AC 110V/220V global voltage and is equipped with triple protection against overvoltage, overcurrent, and short circuit, ensuring safe and stable operation in different countries and regions.
  • GL-DTV600

  • Asialeren

  • 8517710000

  • 100pcs

  • Accepted

  • 10000pcs/day

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Frequency Range (MHz)

470-862

Bandwidth (MHz)

70

Input Impedence (Ω)

75

V.S.W.R

≤ 1.5

Gain (dBi)

25-28

Polarization

Vertical

Power Capacity (w)

50

Mechanical Specifications

Cable Length-m

3

Connect Type

IEC

Color

Black

material

ABS+steel

Working Temp(℃)

-40~85

Operation Voltage

AC/110/220V

Product Introduction

1.Industry-Leading Ultra-High Gain, Seamless Signal Reception

Provides professional-grade gain of 25-28dBi, employing a high-performance, low-noise amplifier, increasing signal reception capability by more than 5 times compared to ordinary antennas, completely solving the problem of weak signal reception.


2.Full-Band Coverage, Perfect Support for 4K Ultra HD

Completely covers the 470-862MHz VHF/UHF bands, fully compatible with all digital TV formats such as 4K Ultra HD and 1080p Full HD, ensuring no free channels are missed.


3.Military-Grade Structural Design, Stable Operation in Extreme Environments

Utilizes an ABS+steel composite structure, combined with a professional heat dissipation design, operating within a temperature range of -40℃ to 85℃, suitable for installation and use in harsh environments such as attics and garages.


4.Intelligent Signal Processing, Automatically Optimizing Reception Effect

Built-in intelligent signal recognition chip automatically filters interference signals, enhances effective signals, and with a low VSWR value of ≤1.5, ensures maximum signal transmission efficiency.


Application Scenarios

* Extremely Weak Signal Remote Areas: Specifically designed for signal blind spots, remote rural areas, and mountainous regions, its ultra-high gain effectively receives long-distance TV signals.

* Signal Obstruction in High-Rise Buildings: Solves signal reception problems for lower floors in urban high-rise apartments and units facing away from signal towers.

* Professional Audio-Visual Entertainment Spaces: Ideal signal source for home theaters, game rooms, and commercial exhibition venues, ensuring stable transmission of 4K ultra-high-definition images.

* Temporary Events and Emergency Communications: Reliable signal reception solution for temporary broadcasting points at exhibitions and sporting events, and emergency command centers.

* Multi-Room Signal Distribution Systems: Core signal acquisition equipment for multi-room TV systems in hotels, dormitories, offices, etc.


FAQ

Q: Is 28dBi gain too high for indoor use?

A: No. The high gain is specifically designed to compensate for signal attenuation when penetrating building walls, ensuring a stable signal in any indoor location.


Q: What precautions should be taken during installation? 

A: It is recommended to keep it away from metal objects and electronic devices, and install it as close as possible to windows or exterior walls. An installation height of 1.5 meters or more is optimal.


Q: Will it overload in urban areas with strong signals?

A: The product has automatic gain control, which automatically adjusts according to signal strength to avoid overload issues in areas with strong signals.


Q: Can it be used in series with other amplifiers?

A: It is not recommended. This product has a built-in high-performance amplifier; additional series connection may cause signal overload and distortion.


Q: Is the product compatible with all TV brands?

A: Yes, it uses a standard 75Ω impedance and IEC interface, making it compatible with all brands of TVs and set-top boxes on the market.

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