The signals were sent by cutting up the continuous hum in the telephone into long and short periods in accordance with the Morse code by manipulating the key in the primary circuit.
In this manner it was possible to hear a Morse code dash or dot in the telephone.
Morse a message Enter some text you would like to have translated into blinking morse code signals.
His first work at the biennale involved using a searchlight to project a Welsh poem in Morse Code in the sky above Venice.
Hence according as the trains of oscillations are long or short so is the sound heard in the telephone, and these sounds can be arranged on the Morse code into alphabetic audible signals.