
Product Overview
The TX170-BLG-40 is a professional-grade 170MHz omnidirectional fiberglass antenna, specifically designed for high-reliability VHF wireless communication. With a 3.0 dBi peak gain and an optimized internal radiator, it provides consistent long-range coverage. Encased in high-strength fiberglass material with a standard N-Male connector, it is built to survive harsh outdoor industrial IoT environments.

Technical Specifications
| Parameter | Technical Value |
|---|---|
| Frequency Range | 165 - 175 MHz (VHF Band) |
| Peak Gain | 3.0 dBi |
| VSWR | ≤ 1.5 |
| Connector Type | N-J (N-Male) |
| Radome Material | Fiberglass (Weatherproof) |
| Antenna Height | 400 mm (Compact Fiberglass Design) |
| Impedance | 50 Ω |
| Polarization | Vertical |
Product Details
Industrial Fiberglass Durability
Utilizing premium fiberglass material, the antenna offers excellent resistance to UV radiation, extreme temperatures, and corrosion, ensuring a long service life in outdoor deployments.

Standard N-J (N-Male) Interface
The nickel-plated brass connector ensures low signal loss and high mechanical strength, facilitating easy connection to industrial data radios and LoRa gateways.
Professional Test Report
High-Precision Impedance Matching: Verified VSWR ≤ 1.5 at center frequency for maximum transmission efficiency.

Ideal Applications
VHF Wireless Monitoring
Remote telemetry, water level monitoring, and VHF frequency data transmission.
Outdoor IoT Networks
Stable connectivity for agricultural sensors and industrial gateway nodes in Sub-GHz bands.
Resources
📄 Download Datasheet (PDF)FAQ
Q: Is this antenna suitable for 433MHz systems?
A: No, this is specifically tuned for the 170MHz VHF band. Using it for 433MHz will cause high loss and potential equipment damage.
Q: What is the mounting method?
A: It is usually mounted using standard U-bolt brackets to poles or brackets (sold separately).