- heater hum
- фон от подогрева
English-Russian scientific dictionary. 2008.
English-Russian scientific dictionary. 2008.
Mains hum — Spectrum of mains hum at 60 Hz Mains hum, electric hum, or power line hum is an audible oscillation of alternating current at the frequency of the mains electricity, which is usually 50 Hz or 60 Hz, depending on the local power… … Wikipedia
Vacuum tube — This article is about the electronic device. For experiments in an evacuated pipe, see free fall. For the transport system, see pneumatic tube. Modern vacuum tubes, mostly miniature style In electronics, a vacuum tube, electron tube (in North… … Wikipedia
List of vacuum tubes — This is a list of vacuum tubes or thermionic valves. Before the advent of semiconductor devices, hundreds of tube types were used in consumer and industrial electronics; today only a few types are still used in specialized applications. Contents… … Wikipedia
All American Five — The All American Five was a mass produced, superheterodyne radio receiver with five vacuum tubes first designed and produced in the USA in the 1930s.The radio was called the All American Five because the design represented the majority of radios… … Wikipedia
12AX7 — is a miniature dual triode vacuum tube with high voltage gain. It is believed to have been originally developed in 1946 by RCA engineers in Harrison, New Jersey under developmental number A 4522. It was released for public sale under the 12AX7… … Wikipedia
Valve audio amplifier — A valve (UK) audio amplifier or vacuum tube (US) audio amplifier is a valve amplifier used for sound recording, reinforcement, or reproduction. Until the invention of solid state devices such as the transistor, all electronic amplification was… … Wikipedia
Motor controller — A motor controller is a device or group of devices that serves to govern in some predetermined manner the performance of an electric motor.[1] A motor controller might include a manual or automatic means for starting and stopping the motor,… … Wikipedia
Bass guitar — A Music Man Stingray bass String instrument Other names Bass, electric bass guitar, electric bass. Classification … Wikipedia
Induction heating — is the process of heating an electrically conducting object (usually a metal) by electromagnetic induction, where eddy currents are generated within the metal and resistance leads to Joule heating of the metal. An induction heater (for any… … Wikipedia
Hot cathode — is also a name for a hot filament ionization gauge, a vacuum measuring device.In vacuum tubes, a hot cathode is a cathode electrode which emits electrons due to thermionic emission. ( Cf. cold cathodes, where field emission is used and which do… … Wikipedia
List of rock instrumentals — The following is a list of rock instrumentals, including live performances and drum solos, organized by artist name. 0 9 =3= *Bramfatura =311= * Blizza * Cali Soca * Color ( Transistor ) * Dreamland ( Enlarged to Show Detail 2 ) * Old Funk *… … Wikipedia