
300px|thumbnail|right|Telharmonium console by Thaddeus Cahill, 1897
300px|thumbnail|right|Telharmonium console by Thaddeus Cahill, 1897
The Telharmonium (also known as the Dynamophone) was an early electrical organ, developed by Thaddeus Cahill 1896 and patented in 1897. The electrical signal from the Telharmonium was transmitted over wires; it was heard on the receiving end by means of "horn" speakers.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).