David Edward Hughes Carbon Microphone
Oct. 5, 2024
Carbon microphone, invented in 1878 by David Edward Hughes, 1890. Artist: Anon Hughes Microphone :: David Edward Hughes - Life and Discoveries Microphones David Edward Hughes Carbon Microphone
Oct. 5, 2024
Carbon microphone, invented in 1878 by David Edward Hughes, 1890. Artist: Anon Hughes Microphone :: David Edward Hughes - Life and Discoveries Microphones David Edward Hughes Carbon Microphone