What is an electrical telegraph?
Q: What is an electrical telegraph?
A: An electrical telegraph is a telegraph that uses electric signals.
Q: How does an electrical telegraph work?
A: An operator makes and breaks an electrical contact with a telegraph key which produces an audible signal at the other end. The signal is produced by a telegraph sounder and then interpreted and transcribed by a human operator.
Q: What kind of signalling system does the term electrical telegraph refer to?
A: The term electrical telegraph refers to a signalling system where an operator makes and breaks an electrical contact with a telegraph key.
Q: What produces an audible signal in an electrical telegraph?
A: The audible signal in an electrical telegraph is produced by a telegraph sounder.
Q: How is a signal transcribed in an electrical telegraph?
A: After the signal is produced by the telegraph sounder, it is interpreted and transcribed by a human operator.
Q: Who operates an electrical telegraph?
A: An operator is responsible for sending and receiving signals in an electrical telegraph.
Q: What is the main function of a telegraph key in an electrical telegraph?
A: The main function of a telegraph key in an electrical telegraph is to make and break an electrical contact, which produces the signal that will be sent to the other end.
