Nowadays it is hard to imagine a train sta tion without a PA system. Providing that the announcements are audible and clear, the PA system remains the most effective means of public information with regard to train timetables, changes to platforms,…
Nowadays it is hard to imagine a train sta tion without a PA system. Providing that the announcements are audible and clear, the PA system remains the most effective means of public information with regard to train timetables, changes to platforms,…