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WIRE - GENERATES CONSTANT VOLTAGE
SYMBOL COMPONENT NAME MEANING
ELECTRICAL WIRE CONDUCTOR OFELECTRICAL CURRENT
CONNECTED WIRES CONNECTED CROSSING
NOT CONNECTEDWIRES
WIRES ARE NOTCONNECTED
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DIP SWITCH DIP SWITCH ISUSED FORONBOARD
CONFIGURATION
SPST RELAY RELAY
OPEN/CLOSECONNECTION BY
ANELECTROMAGNET
SPDT RELAY RELAY
OPEN/CLOSECONNECTION BY
ANELECTROMAGNET
JUMPER CLOSE
CONNECTION BYJUMPERINSERTION ON
PINS
SOLDER BRIDGE SOLDER TO CLOSECONNECTION
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GROUND - ELECTRICAL CONNECTION OF A CIRCUIT ORCONDUCTOR TO THE EARTH
SYMBOL COMPONENTNAME
MEANING IMAGE
EARTH GROUND USED FOR ZEROPOTENTIAL
REFERENCE ANDELECTRICAL
SHOCKPROTECTION
DIGITAL /
COMMONGROUND
CONNECTED TO
THE CHASSIS OFTHE CIRCUIT
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RESISTOR - REDUCES THE CURRENT FLOW
SYMBOL COMPONENTNAME
MEANING IMAGE
RESISTOR (IEEE) REDUCES THECURRENT FLOW
RESISTOR (IEC) REDUCES THECURRENT FLOW
TEMPERATURECONTROLLED
RESISTANCECHANGE WITH
THETEMPEFRATURE
T
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POTENTIOMETER(IEC)
ADJUSTABLERESISTOR HAS !
TERMINALS
POTENTIOMETER(IEEE)
ADJUSTABLERESISTOR HAS !
TERMINALS
VARIABLERESIST"R /
RHEOSTAT (IEC)
ADJUSTABLERESISTOR HAS #
TERMINALS
VARIABLERESISTOR /
RHEOSTAT (IEEE)
ADJUSTABLERESISTOR HAS #
TERMINALS
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CAPASITOR - STORE ELECTRIC CHARGE
SYMBOL COMPONENTNAME
MEANING IMAGE
CAPACITOR ACTS AS SHORTCIRCUIT WITH ACAND OPENCIRCUIT WITH DC
POLARIZEDCAPACITOR
ELECTROLYTICCAPACITOR
VARIABLECAPACITOR
ADJUSTABLECAPACITANCE
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POWER SUPPLY - CONVER AC TO DC
SYMBOL COMPONENT NAME IMAGE
BATTERY
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LAMP / LIGHT BULB GENERATES LIGHT WHEN CURRENTFLOW THROUGH
SYMBOL IMAGE
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DIODE ALLOWS CURRENT FLOW IN ONE DIRECTION ONLY
SYMBOL COMPONENTNAME
MEANING IMAGE
DIODE ALLOWS CURRENTFLOW IN ONE
DIRECTION ONLY
ZENER DIODE ALLOWS CURRENTFLOW IN ONE
DIRECTION$ BUT ALSOCAN FLOW IN THE
REVERSE DIRECTIONWHEN ABOVE
BREAKDOWN VOLTAGE
LIGHT EMITTINGDIODE (LED)
EMITS LIGHT WHENCURRENT FLOWS
THROUGH
VARISTOR DIODE PROVIDE PROTECTIONTO CIRCUITS FROM
OVER CURRENT
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TRANSISTOR - USED TO AMPLIFY AND SWITCH ELECTRONICSIGNALS AND ELECTRICAL POWER
SYMBOL COMPONENT
NAME
MEANING IMAGE
NPN BIPOLARTRANSISTOR
ALLOWSCURRENT FLOW
WHEN HIGHPOTENTIAL ATBASE (MIDDLE)
PNP BIPOLARTRANSISTOR
ALLOWSCURRENT FLOW
WHEN LOWPOTENTIAL ATBASE (MIDDLE)
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MISCELLANEOUS
SYMBOL COMPONENTNAME
FUNCTION IMAGE
MOTOR CONVERTELECTRICITY
INTO ANGULAR
MOTIONTRANSFORMER CHANGE AC
VOLTAGE FROMHIGH TO LOW
OR LOW TOHIGH
ELECTRIC BELL RINGS WHENACTIVATED
BUZZER PRODUCEBUZZING SOUND
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FUSE PROTECTCIRCUIT FROM
HIGH CURRENTS
BUS DISTRIBUTESCURRENT TOTHE WHOLE
CIRCUIT
SPEAKER / HORN CONVERTS
ELECTRICALSIGNAL TO
SOUND WAVES
MICROPHONE CONVERTSSOUND WAVES
TO ELECTRICALSIGNAL
OPERATIONALAMPLIFIER
AMPLIFY INPUTSIGNAL
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ANTENNA TRANSMITS & RECEIVES RADIO WAVES
SYMBOL COMPONENTNAME
MEANING IMAGE
ANTENNA /AERIAL
-
DIPOLEANTENNA
TWO WIRESSIMPLE
ANTENNA
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SHUNT
SPLICE FORM A STOPPERAT THE END OF ALINEJOINING TWOROPES TOGETHER
TERMINAL STRIP INSULATED BARTHAT CONTAINS ASET OF SCREWS TOWHICH WIRE ARE
ATTACHED
FLAG NOTE SUPPLIED WIRELEADS AND/OR
E%UIPMENT
MAGNETO PRODUCE PERIODICPULSES OF
ALTERNATINGCURRENT
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THANK YOU