- beating oscillator
-
гетеродин
Англо-русский словарь технических терминов. 2005.
Англо-русский словарь технических терминов. 2005.
Image frequency — Image frequency: In radio reception using heterodyning in the tuning process, an undesired input frequency that is capable of producing the same intermediate frequency (IF) that the desired input frequency produces. In a heterodyne receiver… … Wikipedia
Oscillation — For other uses, see oscillator (disambiguation) and oscillation (mathematics). An undamped spring–mass system is an oscillatory system. Oscillation is the repetitive variation, typically in time, of some measure about a central value (often a… … Wikipedia
Pendulum — This article is about pendulums. For other uses, see Pendulum (disambiguation). Simple gravity pendulum model assumes no friction or air resistance … Wikipedia
beat — beatable, adj. /beet/, v., beat, beaten or beat, beating, n., adj. v.t. 1. to strike violently or forcefully and repeatedly. 2. to dash against: rain beating the trees. 3. to flutter, flap, or rotate in or against: beating the air with its wings … Universalium
NTSC — This article is about the television system. For the Indonesian government agency, see National Transportation Safety Committee. Television encoding systems by nation; countries using the NTSC system are shown in green. NTSC, named for the… … Wikipedia
Ondioline — The Ondioline is an electronic keyboard instrument, invented in 1941 [1] by the Frenchman Georges Jenny, and is a forerunner of today s synthesizers. The Ondioline was capable of creating a wide variety of sounds. Its keyboard had a unique… … Wikipedia
MythBusters (2006 season) — Country of origin Australia United States No. of episodes 28 (includes 2 specials) Broadcast Original channel Discovery Channel … Wikipedia
Modelocking — Mode locking is a technique in optics by which a laser can be made to produce pulses of light of extremely short duration, on the order of picoseconds (10 12s) or femtoseconds (10 15s).The basis of the technique is to induce a fixed phase… … Wikipedia
Piano acoustics — are those physical properties of the piano which affect its acoustics.tring length and thicknessThe strings of a piano vary in thickness, with bass strings thicker than treble. A typical range is from 1/30 inch for the highest treble strings to… … Wikipedia
Electroshock weapon — An electroshock weapon is an incapacitant weapon used for subduing a person by administering electric shock aimed at disrupting superficial muscle functions. One type is a conductive energy device (CED), an electroshock gun popularly known by the … Wikipedia
Moon landing — For other uses, see Moon landing (disambiguation). Still frame from the video transmission of Neil Armstrong stepping onto the surface of the Moon at 02:56 UTC on 21 July 1969. An estimated 500 million people worldwide watched this event,… … Wikipedia