external key switch
21Laser safety — A typical laser warning symbol. Laser safety is safe design, use and implementation of lasers to minimize the risk of laser accidents, especially those involving eye injuries. Since even relatively small amounts of laser light can lead to… …
22Maltron — PCD Maltron Ltd. Industry Personal computer hardware Founder(s) Lilian Malt Products Ergonomic keyboards PCD Maltron Ltd., d.b.a. Maltron, is a manufacturer of ergonomic special needs keyboards, founded by South African born inventor Lilian Malt …
23Control table — This simple control table directs program flow according to the value of the single input variable. Each table entry holds a possible input value to be tested for equality (implied) and a relevant subroutine to perform in the action column. The… …
24Ladder logic — is a philosophy of drawing electrical logic schematics. It is now a graphical language very popular for programming Programmable Logic Controllers (PLCs). It was originally invented to describe logic made from relays. The name is based on the… …
25Avaya Simple Loop Prevention Protocol — SLPP redirects here. For other uses, see SLPP (disambiguation). Simple Loop Prevention Protocol (SLPP) in computer networking is a layer 2 protocol invented by Nortel (now acquired by Avaya) to protect against network loops. SLPP uses a small… …
26Senser — Infobox musical artist Name = Senser Img capt = Img size = Landscape = Background = group or band Alias = Origin = London, England Genre = Rapcore Years active = Late 1980s – present Label = Imprint Music URL = [http://www.senser.co.uk/ Senser… …
27Rudy Giuliani — Giuliani in 2006 107th Mayor of New York City In office January 1, 1994 – December 31, 2001 Preceded by …
28Four-minute warning — For the song by Mark Owen, see Four Minute Warning (song). The four minute warning was a public alert system conceived by the British Government during the Cold War and operated between 1953 and 1992 when the system was dismantled after the cold… …
2924 Hours of Le Mans — This article is about the sports car race. For the motorcycle race, see 24 Hours of Le Mans (motorcycle race). For other uses, see 24 Hours of Le Mans (disambiguation). 24 Hours of Le Mans Venue Circuit de la Sarthe First race …
30Bloom (Gabriel & Dresden album) — Infobox Album Name = Bloom Type = compilation Artist = Gabriel Dresden and various artists Border = yes Released = flagicon|United States September 7, 2004 Recorded = Genre = Ambient, electronic, progressive house, progressive trance Length =… …
