8 ago 1898 ano - Telharmonium 1898 - This was an early electrical organ. It was invented by Thaddeus Cahill. However it cost a huge amount of money as it was the first of its kind. It used tone wheels to trigger sounds. It was largely unsuccessful as it was impractical and interfered with telephone lines.
Adicionado na linha do tempo:
Data:
8 ago 1898 ano
Agora
~ 127 years ago