the 19th century optical telecommunication invention by Alexander Graham Bell and Sumner Tainter | Photophone
radiophone | radiotelephone
Kaynak: RadiotelephoneThe photophone (originally given an alternate name,
radiophone ) is a telecommunications device which allowed for the transmission of
Kaynak: PhotophoneAn obsolete term is
radiophone. A sales person or radio repair shop would understand the word mobile to mean vehicle-mounted: a transmitter-
Kaynak: Mobile radioAMPS was developed by Bell Labs to replace older, severely limited
radiophone services, such as IMTS . AMPS was one of the first modern
Kaynak: Advanced Mobile Phone Servicea '
radiophone') a telephone that allows two or more people to talk via radio, often referring to an older radio telephone system that
Kaynak: Telephone (disambiguation)Local radio operators listened to one of the finest programs yet produced over the
radiophone last night. The program of entertainment
Kaynak: Eddie CantorIn the 1985 F&SF version, Elvenhome has a
radiophone . In the 1997 version, it is a regular phone. In the 1985 F&SF version, there are
Kaynak: Spires of SpiritAlso in 1957 he made the experimental model of wearable automatic mobile phone ("
radiophone"), called him as LK-1. His device consisted of
Kaynak: Leonid Kupriyanovich