photophone वाक्य

उदाहरण वाक्य

1. The photophone was a precursor to the fiber-optic communication systems which achieved popular worldwide usage in the 1980s.
2. Three brands of optical sound-on-film technology emerged in the 1920s : Photofilm, Photophone and Movietone.
3. Its master patent was issued in December 1880, many decades before the photophone's principles came into popular use.
4. The photophone was a precursor to the fiber-optic communication systems that achieved worldwide popular usage starting in the 1980s.
5. In its ultimate electronic form, the photophone receiver used a simple selenium cell at the focus of a parabolic mirror.
6. The photophone was a precursor to the fiber-optic communication systems which achieved popular worldwide usage starting in the 1980s.
7. Warner Bros . and First National stopped recording directly to disc and switched to Photophone sound-on-film recording.
8. *the Photophone  an optical, wireless telephone, the precursor to fiber-optic communications ( February 1880 );
9. "This Thing Called Love " was recorded in RCA Photophone and featured a two-tone Technicolor sequence.
10. In 1927 and 1928, Hollywood expanded its use of sound-on-film systems, including Fox Movietone and RCA Photophone.