alarm lamp
21X10 (industry standard) — X10 is an international and open industry standard for communication among electronic devices used for home automation, also known as domotics . It primarily uses power line wiring for signaling and control, where the signals involve brief radio… …
22History of timekeeping devices — For thousands of years, devices have been used to measure and keep track of time. The current sexagesimal system of time measurement dates to approximately 2000 BC, in Sumer. The Ancient Egyptians divided the day into two 12 hour periods, and… …
23Tell-tale (automotive) — A group of tell tales A tell tale (or idiot light, especially in North America[1]) is an indicator of the status or malfunction of a system within a motor vehicle. Tell tales consist of a light bulb or an LED which lights up a symbol or text… …
24List of Edison patents — Below is a list of Edison patents. Thomas Edison was an inventor who, it is said, accumulated 1500 plus patents worldwide for his inventions. Nearly 1100 of Edison s patents were in the United States, but other patents were approved in countries… …
25Automotive lighting — Blinker redirects here. For other uses, see Blinker (disambiguation). Not to be confused with Magneti Marelli company AL Automotive Lighting. For lights in seafaring and aviation, see navigation light. The lighting system of a motor vehicle… …
26Japanese railway signals — This article explains railway signals in Japan.In Japanese ministerial decree defining technical standard of railway (鉄道に関する技術上の基準を定める省令 Tetsudō ni kansuru gijutsu jō no kijun wo sadameru shōrei), railway signals are defined to indicate… …
27Headlamp — Headlight redirects here. For other uses, see Headlight (disambiguation). High Beams redirects here. For the urban legend also known by that name, see Killer in the backseat. A motor scooter s front with an impractical number and variety of… …
28Railway signal — Not to be confused with Railway signalling. A signal is a mechanical or electrical device erected beside a railway line to pass information relating to the state of the line ahead to train/engine drivers. The driver interprets the signal s… …
29Fireman Sam — Format Children s/Stop motion/CGI/comedy Created by Dave Gingell Dave Jones Rob Lee Written by Nia Ceidiog Rob Lee Voices of John Sparkes Joanna Ruiz …
30List of Ashes to Ashes characters — This is a list of fictional characters that have appeared in BBC One s science fiction/police procedural drama, Ashes to Ashes. Contents 1 Main characters 1.1 Gene Hunt 1.2 Alex Drake …
