The PCTEL PCT-RSA-220 omnidirectional antenna is designed to survive rugged applications and can be roof mounted on locomotive, crew car, or other railroad vehicles exposed to severe vibration and other tough environmental conditions. This rugged antenna is made of anodized aluminum and has a low profile of 4.4 in. The antenna is field-tunable and allows optimization of performance to adapt to various mounting conditions. The PCT-RSA-220 has an N Female connector.