earthed T-antenna

См. также в других словарях:

• Direct-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… …   The Collaborative International Dictionary of English

• Overhead 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 …   Wikipedia

• Maritime 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… …   Wikipedia

• Coaxial 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 …   Wikipedia

• Lightning 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… …   Wikipedia

• Insulator (electrical) — Ceramic insulator at railways Conducting copper wire insulate …   Wikipedia

• 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 it and earthed …   The Collaborative International Dictionary of English

• Pentagrid 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… …   Wikipedia

• Mica 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 …   Wikipedia

• Capacitor — 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 …   Wikipedia

• Antique radio — DIORA AGA RSZ 50 ca.1947 from Poland An antique radio is a radio receiving set that is collectible because of its age and rarity. Although collectors may differ on the cutoff dates, most would use 50 years old, or the pre World War II Era, for… …   Wikipedia