2013 Advent Calendar Day 7
RCA-77 This microphone was commercialized in late 1933 as the RCA 77A Unidirectional Microphone. The microphone was an instant success. The RCA 77A was followed by the RCA 77B, 77C,…
RCA-77 This microphone was commercialized in late 1933 as the RCA 77A Unidirectional Microphone. The microphone was an instant success. The RCA 77A was followed by the RCA 77B, 77C,…
Probably the most recognisable mic... Shure Model 55A Unidyne âFatboyâ.
RCA Ribbon Microphone In the early 1920s, Drs. Walter H. Schottky and Erwin Gerlach co-invented the first ribbon microphone. A few years later, Dr. Harry F. Olson of RCA started…
First: why should you link audit competitors? Second: who are your competitors and how to find them. Third: doing the link audit. Fourth: use the link audit to build links…
The First Condenser Mic. In 1916 the brilliant electrical engineer Edward Christopher "E.C." Wente invented the condenser microphone.
Blake Transmitter In 1877 Francis Blake invented a carbon microphone for use in the telephone, shortly after Thomas Edison invented a microphone that also used carbon contacts. Blake used a…
Bell's Double Pole Membrane Transmitter. Bellâs Double Pole Membrane Transmitter and Iron Box Receiver were used in 1876 to transmit and receive the worldâs first one-way long distance telephone call…
Wordpress and buffer for automatic google plus posts This is a short post about setting up Wordpress and buffer for automatic google plus posts. Buffer is an excellent service that…