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F11 136-174MHz VHF Handheld Antenna | 1.8dBi I-COM Compatible 160mm Two Way Radio Antenna
The SD-F11 is a VHF handheld antenna designed for 136–174MHz communication systems. Featuring 1.8dBi gain, low VSWR (<1.5), and a 160mm compact structure, it provides stable and efficient signal transmission for portable radios.
Equipped with an I-COM compatible connector and vertical polarization, this omni-directional antenna is ideal for professional and amateur two way radio applications.
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Product Details
Model No.：F11
Type：Two way radio antenna
Place of Origin：China
Frequency Range：136-174MHz
Gain：1.8dBi
Connector：I-COM
V.S.W.R：Less than 1.5
Impedance：50ohm
Accept OEM：yes
Length：160mm
Material：TPE,Copper
Product Overview
The SD-F11 is engineered for VHF frequency operation within 136–174MHz, making it suitable for handheld radios used in security, construction, marine, and field communication environments.
With its compact 160mm length, the antenna offers portability while maintaining reliable communication performance.
Electrical Specifications
Frequency Range: 136–174 MHz
Gain: 1.8 dBi
The low VSWR ensures efficient power transfer and reduced signal reflection, supporting clear and stable communication.
VSWR: < 1.5
Polarization: Vertical
Radiation Pattern: Omni-directional
Performance Characteristics
Length: 160 mm
Connector: I-COM
Constructed for durability and daily use, the antenna provides flexibility and resistance to bending during operation.
Color: Black
NOTICE
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.
