Make+coils
51Dehumidifier — Typical portable dehumidifier, mounted on casters A dehumidifier is typically a household appliance that reduces the level of humidity in the air, usually for health reasons. Humid air can cause mold and mildew to grow inside homes, which pose… …
52Superconducting magnetic energy storage — (SMES) systems store energy in the magnetic field created by the flow of direct current in a superconducting coil which has been cryogenically cooled to a temperature below its superconducting critical temperature. A typical SMES system includes… …
53Superheterodyne 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… …
54Crystal radio — Crystal set redirects here. For the Australian rock band, see The Crystal Set. A modern reproduction of an antique crystal set. It is tuned to different stations by moving the sliding contact (right) up and down the tuning coil (red). The device… …
55National HRO — The original National HRO was a 9 tube shortwave general coverage communications receiver manufactured by the National Radio Company of Malden, Massachusetts, USA. Contents 1 History 2 Features 3 Models …
56AMC Machine — Infobox Automobile boxcolor = darkgreen name = The Machine aka = The Rebel Machine manufacturer = American Motors Corporation production = 1970 assembly = Kenosha, Wisconsin flagicon|USA class = Mid size body style = 2 door hardtopThe Machine is… …
57Polywell — The polywell is a plasma confinement concept that combines elements of inertial electrostatic confinement and magnetic confinement fusion, intended ultimately to produce fusion power. The name polywell is a portmanteau of polyhedron and potential …
58Elevator — For other uses, see Elevator (disambiguation). A set of lifts in the lower level of a London Underground station. The arrows indicate each elevator s position and direction of travel …
59Magneto (generator) — 2kW Société de l Alliance magneto generator for arc lamps, of around 1870 This article is about magnetos as electrical generators. For other electrical uses, see Magneto. A magneto is an electrical generator that uses permanent magnets to produce …
60Rope — This article is about non metallic ropes. For other uses, see Rope (disambiguation). Coils of rope used for long line fishing A rope is a length of fibres, twisted or braided together to improve strength for pulling and connecting. It has tensile …
