A GSM-R-Station of the Deutsche Bahn, picture taken at the eastern entrance of the Marksteintunnel. One can see the two TX/RX-Antennas of the redundant transmit and receive path. The station itself is located in the small concrete housing.
Norbert Hüttisch, Karlsruhe
<span class="int-own-work" lang="en">Own work</span>