Rugged Custom Positive Train Control (PTC) Designed Antenna Solutions for Locomotives.

Our locomotive antennas and filters are designed for your most challenging roof tops with a single penetration for bundling cable. STI-CO antennas and filters have a proven history working in the locomotive RF environment optimizing communication efficiency. Our multiband solutions are available in PTC 220 MHz, VHF, UHF, 7-800, GPS and WiFi. STI-CO can provide the color-coded antenna feed cables for ease of installation and maintenance.