YV3 136-174MHz VHF Yagi Antenna 7dBi High Gain Directional Antenna with N-Female Connector
The Shengda YV3 is a high-performance 136–174MHz VHF Yagi antenna designed for long-range communication and stable signal transmission. Featuring 7dBi gain, 50 Ohm impedance, and 100W maximum input power, it provides enhanced signal directivity and reliable performance in demanding environments.
With a 70cm structure, vertical polarization, and durable construction, the YV3 is ideal for base stations, repeaters, and outdoor VHF communication systems.
- Model No.
- YV3
- Type
- Yagi Antenna
- Place of Origin
- China
- Frequency Range
- 136-174MHz
- Gain
- 7dBi
- Connector
- N-Female
- V.S.W.R
- Less than 1.5
- Element
- 3 elements
- Accept OEM
- yes
- Length
- 70cm
- Material
- Alloyed weld
Product Overview:
The Shengda YV3 is engineered for VHF communication systems operating within the 136–174MHz frequency band. Designed with a directional Yagi structure, it delivers 7dBi gain to extend communication range and improve signal clarity.
With its 70cm antenna height and rugged construction, the YV3 provides stable and reliable performance in both commercial and industrial environments.

Electrical Specifications:
-
Frequency Range: 136–174 MHz
-
Gain: 7 dBi
-
Impedance: 50 Ohm
-
Polarization: Vertical
-
Radiation Pattern: Directional
-
Maximum Input Power: 100W
The optimized element configuration ensures focused radiation and improved forward gain, making it suitable for long-distance VHF communication links.

Mechanical Specifications:
-
Height: 70 cm
-
Connector Type: N-Female
-
Material: High-strength VHF Yagi antenna structure
-
Operating Temperature: -50°C to 80°C
Built to withstand extreme weather conditions, the YV3 performs reliably in outdoor installations, including cold and high-temperature environments.


- part of antenna is individual packed in PE/PVC Bag.
- Each antenna will be tuned to best performance before delivery.
- We will provide customized packaging services based on the size of your antenna products (such as length, diameter, interface type, etc.) to ensure zero damage during transportation.
- All packages have passed the 1.2m drop test
During the installation process, avoid any collisions.
It is strictly prohibited to disassemble the antenna components; otherwise, it may lead to poor antenna performance.
The installation position of the antenna should be free of any obstructions.
When used outdoors, it is necessary to equip with lightning protection facilities.
may contain electronic components. Do not discard them randomly.
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