In electronics, a continuity test is the checking of an electric circuit to see if current flows (that it is in fact a complete circuit). Electronics refers to the flow of charge (moving Electrons through Nonmetal conductors (mainly Semiconductors, whereas electrical An electrical network is an interconnection of Electrical elements such as Resistors Inductors Capacitors Transmission lines Voltage Electric current is the flow (movement of Electric charge. The SI unit of electric current is the Ampere. A continuity test is performed by placing a small voltage (wired in series with an LED or noise-producing component such as a piezoelectric speaker) across the chosen path. For the Marty Friedman album see Loudspeaker (album A loudspeaker, speaker, or speaker system is an electroacoustical If electron flow is inhibited by broken conductors, damaged components, or excessive resistance, the circuit is "open". Electrical resistance is a ratio of the degree to which an object opposes an Electric current through it measured in Ohms Its reciprocal quantity is
Devices that can be used to perform continuity tests include multimeters which measure current and specialized continuity testers which are cheaper, more basic devices, generally with a simple light bulb that lights up when current flows. A multimeter or a multitester, also known as a volt/ohm meter or VOM, is an electronic Measuring instrument that combines several A continuity tester is an item of electrical test equipment used to determine if an electrical path can be established between two points that is if an Electrical circuit The incandescent light bulb, incandescent lamp or incandescent light globe is a source of electric Light that works by Incandescence, (a general
An important application is the continuity test of a bundle of wires so as to find the two ends belonging to a particular one of these wires; there will be a negligible resistance between the "right" ends, and only between the "right" ends.
External links
- acmehowto.com - continuity test