use of standard designs
71McDonnell Douglas MD-80 — MD 80 series Iberia MD 88 Role …
72Post box — For other uses, see Mailbox. Post boxes in Australia The yellow box is for express mail …
73Multifaceted reflector — Left to right: MR16 with GU10 base and with GX5.3 base, MR11 with GU4 or GZ4 base MR16 and MR11 (sometimes referred to as MR 16 or MR 11, rarely MR8 or MR 8) are standard formats for halogen multifaceted reflector light bulbs made by a variety of …
74Human–computer interaction — This article is about the interaction between users and computers. For the direct communication between brain cells and computers, see Brain–computer interface. A mouse is a pointing device that functions by detecting two dimensional motion… …
75Superheterodyne receiver — A 5 tube superheterodyne receiver made in Japan around 1955 In electronics, a superheterodyne receiver (sometimes shortened to superhet) uses frequency mixing or heterodyning to convert a received signal to a fixed intermediate frequency, which… …
76Atari 8-bit family — The Atari 8 bit family is a series of 8 bit home computers manufactured from 1979 to 1992. All are based on the MOS Technology 6502 CPU and were the first home computers designed with custom coprocessor chips, giving them the most powerful… …
77Geodesic dome — Spaceship Earth at Epcot, Walt Disney World, a geodesic sphere A geodesic dome is a spherical or partial spherical shell structure or lattice shell based on a network of great circles (geodesics) on the surface of a sphere. The geodesics… …
78Rocket — This article is about vehicles powered by rocket engines. For other uses, see Rocket (disambiguation). A Soyuz U, at Baikonur Site 1/5 A rocket is a missile, spacecraft, aircraft or other vehicle which obtains thrust from a rocket engi …
79LNER Gresley Classes A1 and A3 — Disambiguation: LNER Class A1, LNER Thompson Class A1/1, LNER Peppercorn Class A1 LNER Gresley Classes A1 and A3[ …
80Withdrawn British Rail Stock — is British railway Coaches, Waggons and locomotives that have been removed from service. Withdrawn Locomotives Steam locomotives BR inherited more than 20,000 locomotives from the constituent Big Four companies, the vast majority of which were… …
