Morse transmitter on board a ship. A telegraph operator would use this handset to tap out a code to send an electrical signal through a wire. Short and long electrical signals are used to represent the dots and dashes of the Morse code. In this way a message would be transmitted to a receiver where it would be decoded | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Donne, Michael |
Bildgröße: | 4064 px × 2704 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |