Breakthroughs in Telephone Technology

In an age where near-instantaneous communication is available through all manners of portable and pocket-sized devices, it is easy to overlook the genesis of telecommunication instrumentation, the telephone. Since Alexander Graham Bell patented the first phone in the 1800s, the telephone has undergone numerous changes to its look and functionality. This detailed volume examines the development of the telephone and related technologies, including everything from the transistor to fax machines, smart phones, and VoIP technology.

• Format: Library Binding
• Language: English
• ISBN: 1615306781
• ISBN13: 9781615306787
• Release Date: December 2011
• Publisher: Rosen Education Service
• Length: 144 Pages
• Weight: 0.85 lbs.
• Dimensions: 0.5" x 6.0" x 9.1"
• Age Range: 15 to 17 years
• Grade Range: Grades 10 to 12