SD-R2 144/430MHz Dual Band Mobile Antenna | 2.15/2.5dBi PL259 VHF UHF Vehicle Radio Antenna 100W
SD-R2 is a compact dual band mobile antenna operating at 144/430MHz, designed for vehicle-mounted VHF/UHF radio systems. With 2.15dBi (VHF) and 2.5dBi (UHF) gain, 50Ω impedance, and 100W power handling, it ensures stable omni-directional communication performance.
Featuring a PL259 connector and 385mm compact length, the SD-R2 is ideal for ham radio operators, fleet vehicles, and mobile communication setups.
- Model No.
- SD-R2
- Type
- Car Mobile antenna
- Place of Origin
- China
- Frequency Range
- 144/430MHz
- Gain
- 2.15/2.5dBi
- Connector
- PL259
- V.S.W.R
- Less than 1.5
- Impedance
- 50ohm
- Accept OEM
- yes
- Color
- Black
- Length
- 385mm
- Material
- Stainless Steel
Dual Band Operation (144/430MHz)
The SD-R2 supports:
-
144MHz (VHF band) – Reliable mid-to-long range communication
-
430MHz (UHF band) – Stable signal performance in urban and dense environments
The dual-band design allows flexible operation across common amateur and commercial radio frequencies.
Electrical Performance
-
Frequency Range: 144/430MHz
-
Gain: 2.15dBi (VHF) / 2.5dBi (UHF)
-
Impedance: 50 Ohm
-
Maximum Input Power: 100W
-
Radiation Pattern: Omni-directional
-
Connector: PL259
Optimized impedance matching and low signal loss ensure consistent transmission efficiency and communication clarity.
Mechanical Structure
-
Length: 385mm
-
Color: Black
-
Installation Type: Vehicle-mounted
The compact 385mm design provides a balance between performance and low-profile vehicle installation, reducing wind resistance while maintaining effective signal coverage.
- 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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