Bell code

Bell codes, buzzer codes or Communication Signal Appliance codes entail a series of bells or buzzers used on passenger trains for communication between the driver and guard.

This article is about the guard-driver communication codes. For bell codes used between signal boxes, see Railway block code. For the electronic codes used by teletype machines, computer terminals and terminal emulators, see Bell character.
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.