GSM Helical Antenna, Right Angle, 1/4 Wave Monopole

The GSM Helical Antenna is a miniature, high-performance component engineered for the most demanding GSM, M2M, and telemetry applications. Its compact design and robust helical structure deliver reliable operation across the full GSM quad-band frequencies, making it an ideal solution for space-constrained projects that require dependable wireless communication. With a gain of 2dBi, this antenna ensures strong signal reception and transmission in a wide variety of operational environments.

Featuring a 1/4 wave monopole design and an integrated right-angle SMA connector, this antenna offers excellent omnidirectional coverage and easy integration into existing systems. Its helical construction provides enhanced performance and durability compared to simpler whip antennas, maintaining consistent signal integrity even in challenging conditions. The antenna's versatile frequency range covers 890–960 MHz and 1710–1880 MHz, supporting a broad spectrum of GSM-based communication protocols.

Key Features & Specifications

• Frequency Range: Dual-band operation from 890–960 MHz and 1710–1880 MHz.
• Antenna Type: 1/4 wave monopole, helical design.
• Gain: 2dBi for improved signal strength.
• Polarisation: Omnidirectional for uniform coverage.
• Connector: Right-angle SMA for secure, low-profile connection.
• Dimensions: Compact size measuring 59mm in length.
• Operating Temperature: A wide range from -40°C to +70°C for reliable use in extreme environments.
• Input Impedance: 50 ohm for standard system compatibility.
• VSWR: 2:1, indicating good impedance matching and efficient power transfer.

Built to withstand rigorous use, this antenna is perfect for integrating into industrial monitoring systems, remote telemetry units, machine-to-machine (M2M) devices, and any application requiring stable GSM connectivity. Its right-angle connector,