central-battery dial telephone
41Taxicabs of the United Kingdom — The Knowledge redirects here. For other uses, see The Knowledge (disambiguation). Taxicab rank with black cabs outside Liverpool Lime Street railway station Taxicabs are regulated throughout the United Kingdom, but the regulation of taxicabs in… …
42Gateway Region — The Gateway Region is located in the northeastern part of State of New Jersey in the United States of America. The area encompasses Bergen, Essex, Hudson, Passaic, Union and Middlesex counties. It is the most urban part of the state, with… …
43Digital television transition in the United States — Further information: Digital television transition The DTV (an abbreviation of digital television, also called digital broadcast) transition in the United States was the switchover from analog (the traditional method of transmitting television… …
44Serial port — A male DE 9 connector used for a serial port on a IBM PC compatible computer. (Pinout) …
45Low-power broadcasting — Contents 1 United States 1.1 FM radio 1.1.1 LPFM classes 1.1.2 …
46Technology in Science Fiction — has helped create many common topics found in Science Fiction today. There have been authors who have taken innovations and have elaborated and created what they thought future technology would be and how it would be used. Today, new technology… …
47Housing in Japan — A public housing building provided by the government of Tokyo …
48Direction finding — (DF) refers to the establishment of the direction from which a received signal was transmitted. This can refer to radio or other forms of wireless communication. By combining the direction information from two or more suitably spaced receivers… …
49Automotive navigation system — A taxi equipped with GPS navigation device An automotive navigation system is a satellite navigation system designed for use in automobiles. It typically uses a GPS navigation device to acquire position data to locate the user on a road in the… …
50Audience response — Wireless RF keypad with OLED display and advanced functions …
