earthed t-antenna
1Direct-coupled antenna — Direct coupled Di*rect cou pled, a. Coupled without intermediate connections, as an engine and a dynamo. {Direct coupled antenna} (Wireless Teleg.), an antenna connected electrically with one point of a closed oscillation circuit in syntony with… …
2Overhead power line — This article is about power lines for general transmission of electrical power. For overhead lines used to power road and rail vehicles, see Overhead lines. Transmission lines in Lund, Sweden …
3Maritime mobile amateur radio — An emergency portable boat radio transceiver, Museal ship S/S Sołdek in Gdańsk, Poland Most countries amateur radio licences allow licensed operators to install and use radio transmission equipment while at sea. Such operation is known as… …
4Coaxial cable — RG 59 flexible coaxial cable composed of: A: outer plastic sheath B: woven copper shield C: inner dielectric insulator D: copper core Coaxial cable, or coax, has an inner conductor surrounded by a flexible, tubular insulating layer, surrounded by …
5Lightning rod — A lightning rod (USA) or lightning conductor (UK) is a single component in a lightning protection system. In addition to rods placed at regular intervals on the highest portions of a structure, a lightning protection system typically includes a… …
6Insulator (electrical) — Ceramic insulator at railways Conducting copper wire insulate …
7Direct-coupled — Di*rect cou pled, a. Coupled without intermediate connections, as an engine and a dynamo. {Direct coupled antenna} (Wireless Teleg.), an antenna connected electrically with one point of a closed oscillation circuit in syntony with it and earthed …
8Pentagrid converter — For other types of frequency converters please, see Frequency converter. The pentagrid converter is a radio receiving valve (vacuum tube) with five grids used as the frequency mixer stage of a superheterodyne radio receiver. Grids of a 12SA7GT… …
9Mica insulator — In the manufacturing of electronic devices, a mica insulator is a die cut punched insulator of natural or block mica splittings. Mica slices are used in electronics to provide electric insulation between an electronic component which can generate …
10Capacitor — This article is about the electronic component. For the physical phenomenon, see capacitance. For an overview of various kinds of capacitors, see types of capacitor. Capacitor Modern capacitors, by a cm ruler Type Passive …
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