cathode circuit

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• cathode follower — noun : an electronic amplifier circuit in which the input is applied between the grid and the remote end of the cathode circuit and the output taken between the cathode and ground, producing an unusually low output impedance …   Useful english dictionary

• cathode — [kath′ōd΄] n. [coined by FARADAY Michael < Gr kathodos, descent < kata , down + ODE1] 1. in an electroplating cell, the negatively charged electrode, from which current flows 2. in an electron tube, the negatively charged electron emitter 3 …   English World dictionary

• Cathode ray tube — Cutaway rendering of a color CRT: 1. Three Electron guns (for red, green, and blue phosphor dots) 2. Electron beams 3. Focusing coils 4. Deflection coils 5. Anode connection 6. Mask for separating beams for red,… …   Wikipedia

• Cathode — Diagram of a copper cathode in a galvanic cell (e.g., a battery). A positive current i flows out of the cathode (CCD mnemonic: Cathode Current Departs). A cathode is an electrode through which electric current flows out of a polarized electrical… …   Wikipedia

• Cathode bias — In order for a vacuum tube (or valve) to operate in a fairly linear region of its characteristic curve, the grid element must be maintained at a bias voltage more negative than the cathode. This is called cathode bias.Early techniquesEarly… …   Wikipedia

• Cathode heater — A cathode heater is a filament used to heat the cathode in a vacuum tube or cathode ray tube. Before transistors and integrated circuits came into widespread use, electronic devices used vacuum tubes. The cathode element had to achieve the… …   Wikipedia

• cathode follower — katodinis kartotuvas statusas T sritis automatika atitikmenys: angl. cathode follower vok. Kathodenfolger, m rus. катодный повторитель, m pranc. cathodyne, f; circuit à charge cathodique, m …   Automatikos terminų žodynas

• circuit à charge cathodique — katodinis kartotuvas statusas T sritis automatika atitikmenys: angl. cathode follower vok. Kathodenfolger, m rus. катодный повторитель, m pranc. cathodyne, f; circuit à charge cathodique, m …   Automatikos terminų žodynas

• Cathode Disconnect Ballast —   An electromagnetic ballast that disconnects a lamp s electrode heating circuit once is has started; often called low frequency electronic ballasts …   Energy terms

• cathode — In an electric circuit, the negative terminal. Electrons leave at this terminal …   Dictionary of automotive terms

• Cold cathode — This article is about light sources and indicators. For cold cathode ion sources, see Ion source. CCFL redirects here. For other uses, see CCFL (disambiguation). Cold cathode fluorescent lamp A cold cathode is a cathode used within nixie tubes,… …   Wikipedia