The Tango 18 has a 1/2 wave whip design, tuned to the cellular quad band GSM and 3G operating frequencies. This antenna achieves a high peak gain of 4 dBi, making it Siretta’s highest gain, through-hole antenna. It has a metal bodied base with a serrated edge to grip the mounting surface.

You can mount the Tango 18 antenna internally or externally and is IP67 rated and rubber seal gasket. It is suited to demanding applications such as remote rural locations or weak signal areas.
Operating Temperature: -40 to +85°C
Impedance: 50 ?
Gain: 4 dBi
VSWR: <1.8:1>
Polarisation: Vertical
Protection: IP67 rated
Cable: 3 meter RG174 coaxial cable with SMA male connector

Operating Frequencies
850, 900, 1800, 1900 MHz (Quad Band GSM/GPRS)
2.1 GHz (3G)

Dimensions
Antenna length from mounting surface: 320 mm
Base diameter including rubber cover: 37 mm

Mounting
Through Hole – 13 mm diameter hole needed.
Maximum mounting surface thickness: 4 mm