synchronized transmission of silhouette pictures was introduced to the general public on june 13, 1925.
synchronized transmission of silhouette pictures was introduced to the general public on june 13, 1925.
when was synchronized transmission of silhouette pictures introduced to the general public?
june 13, 1925
an american inventor, charles francis jenkins also pioneered the television. he published an article on "motion pictures by wireless" in 1913, but it was not until december 1923 that he transmitted moving silhouette images for witnesses, and it was on june 13, 1925, that he publicly demonstrated synchronized transmission of silhouette pictures. in 1925 jenkins used nipkow disk and transmitted the silhouette image of a toy windmill in motion, over a distance of five miles from a naval radio station in maryland to his laboratory in washington, d.c., using a lensed disk scanner with a 48-line resolution. he was granted the u.s. patent no. 1,544,156 (transmitting pictures over wireless) on june 30, 1925 (filed march 13, 1922).
mechanical television
an american inventor, charles francis jenkins, also pioneered the television. he published an article on "motion pictures by wireless" in 1913, but it was not until december 1923 that he transmitted moving silhouette images for witnesses; and it was on 13 june 1925, that he publicly demonstrated synchronized transmission of silhouette pictures. in 1925 jenkins used the nipkow disk and transmitted the silhouette image of a toy windmill in motion, over a distance of five miles, from a naval radio station in maryland to his laboratory in washington, d.c., using a lensed disk scanner with a 48-line resolution. he was granted u.s. patent no. 1,544,156 (transmitting pictures over wireless) on 30 june 1925 (filed 13 march 1922).
television