Electronics and Electrical Abbreviations

In This Article we are going to discuss about Short Form , Abbreviations , and symbols of  Electrical and Electronics Components , and more. 


Short Form

Symbols

Abbreviations


AC

 


ALTERNATING CURRENT 


AF

 

 


AUDIO FREQUENCY

 


AFC

 

 



AUTOMATIC FREQUENCY CONTROL

 


AGC

 



AUTOMATIC GAIN CONTROL

 


ANT

 

 


ANTENNA 


AMP

 

 


AUTOMATIC NOISE LIMITER

 


AM


 


AMPLITUDE MODULATION 


AVC




AUTOMATIC VOLUME CONTROL 


AWG

 


 


AMERICAN WIRE GAUGE 


B


 


BASE FREQUENCY OSCILLATOR 


BP

 




BAND PASS 


C 


 


COLLECTOR OF TRANSISTOR 


CAL


 


CALIBRATE 


CAP

 



 


CAPACITOR

 


CB 


 


CITIZENS BAND 


CKT

 


 


CIRCUIT 


CLK 


 


CLOCK 


CRT

 


 


CATHODE RAY TUBE 


C/S 


 


CYCLES PER SECOND 


CT


 


CENTER TAP 


CW 


 


CONTINUOUS WAVE 

CY


CYCLE 


°C

 


DEGREES CELSIUS

 


D


 


DRAIN OF FET 

DB

 

DECIBEL 


DBLR

 




DOUBLER 


DC 


 


DIRECT CURRENT 

DEG

 

DEGREES 


DEMOD

 


 


DEMODULATION

 


DF

 


 


DIRECTION FINDER


DPDT

 


 


DOUBLE POLE DOUBLE THROW 


DPST

 


 


DOUBLE POLE SINGLE THROW

 

DSB

 

DOUBLE SIDE BAND 

EMP 

 

ELECTROMAGNETIC PULSE 


E

 


 


EMITTER OF TRANSISTOR 


EM

 


 


ELECTROMAGNETIC 


EMF

 




ELECTROMOTIVE FORCE 

ERP


 

EFFECTIVE RADIATED POWER 


F

 


 


FREQUENCY

 


°F

 


DEGREES FAHRENHEIT

 


FDBK

 



 


FEED BACK

 

FET

 

 

FIELD EFFECT TRANSISTOR

 


FF

 




FLIPFLOP 

FIL


 

FILAMENT 


FM

 


 


FREQUENCY MODULATION


FSC 

 

FULL SCALE 


FWHM

 


 


FULL WIDTH HALF MAXIMUM 

G

 

 

GATE or FET

 


GA

 


 


GAUGE 


GND

 

 



GROUND

 


HF

 

 



HIGH FREQUENCY

 

HIFI

 

HIGH FIDELITY 


HV

 


 


HIGH VOLTAGE

 

HZ 

 

HERTZ 

I

 

CURRENT 


IC

 


 


INTEGRATED CIRCUIT

 


IMPD

 



 


IMPEDANCE

 


IR

 

 



INFRARED

 


JFET

 



 


JUNCTION FIELD EFFECT TRANSISTOR

 


KWH

 

 



KILOWATT HOUR

 


LED

 


 


LIGHT EMITTING DIODE

 


LP

 

 



LOW PASS

 

LSI

 

LARGE SCALE INTEGRATION 

MA 

 

MILLI AMPERES


MIC

 

 



MICROPHONE

 


MOS

 

 



METAL OXIDE SEMICONDUCTOR

 


MOSFET

 


 


METAL OXIDE SEMICONDUCTOR FIELD EFFECT TRANSISTOR

 


NO

 



 


NORMALLY OPEN

 


NC

 

 



NORMALLY CLOSE

 


NEG




NEGATIVE 

NF

 


 

NOISE FIGURE

 

NOM 

 

NOMINAL 


NPN





OP AMP

 

 





NEGATIVE POSITIVE NEGATIVE




OPERATIONAL AMPLIFIER

 


OSC

 




OSCILLATOR

 

OUT


OUTPUT 


PAM

 


 


PULSE AMPLITUDE MODULATION

 


PC

 

 



PRINTED CIRCUIT

 


PCM

 


 


PULSE CODE MODULATION 


PDM

 

 



PULSE DURATION MODULATION

 


PF

 


 


PICOFARAD

 


PFM

 


 


PULSE FREQUENCY MODULATION

 

PK

 

 

PEAK

 

PLL

 


 

PHASE LOCKED LOOP

 


PNP

 


 


POSITIVE NEGATIVE POSITIVE 


POS

 


 


POSITIVE

 

PRI

 

PRIMARY 


POT

 

 



POTENTIOMETER

 

PREAMP 


PREAMPLIFIER 

PRV


PEAK REVERSE VOLTAGE 

PIV


PEAK INVERSE VOLTAGE 

PVC 


POLYUINYL CHLORIDE 


PZ

 


 


PIEZOELECTRIC

 


PWR

 


 


POWER

 


Q

 



 


QUALITY FACTOR

 


QTZ

 


 


QUARTZ

 

R

RADIAN 


RC

 




RESISTANCE CAPACITANCE 

RCDR 

RECORDER 

RCV

RECEIVE 


RCVR

 

 


RECEIVER

 


RECT

 

 



RECTIFIER

 

REF

-

REFERENCE 

RF

RADIO FREQUENCY 


RFC

 



 


RADIO FREQUENCY CHOKE

 


RFI

 


 


RADIO FREQUENCY INTERFERENCE

 


RL

 

 



RESISTANCE INDUCTANCE

 


RLC

 



 


RESISTANCE INDUCTANCE CAPACITANCE

 


RLY

 


RELAY

 

RMS

 

 


ROOT MEAN SQUARE

 

RMT 

 

REMOTE 

ROT

 

ROTATE 

RPM

 

 

REVOLUTIONS PRE MINUTE

 

RPS

 

 

REVOLUTIONS PER SECOND

 

RTTY

 

 

RADIO-TELE-TYPE-WRITER

 

S

 

 

SOURCE OF FET

 


SB

 



 


SIDEBAND

 


SCR

 


 


SILICON CONTROLLED RECTIFIER

 

SEC

 

SECONDARY 

SERVO

 


 

SERVOMECHANISM

 

SHLD

 

SHIELD 

SIG

 

SIGNAL 


SNR 

 


SIGNAL TO NOISE RATIO

 


SPDT

 

 



SINGLE POLE DOUBLE THROW

 


SPST

 


 


SINGLE POLE SINGLE THROW

 



SPKR

 

 




SPEAKER

 

SQ 

 

SQUARE 

SSB 

 

SINGLE SIDE BAND 


SUBMIN

 



SUBMINIATURE 

SW

 

SHORTWAVE 

SWL 

 

SHORTWAVE LISTENING 

SWR

 

STANDING WAVE RATIO 

SYM

 

SYMBOL 

T

 

 

TIME

 


TACH

 



 


TACHOMETER

 

TEL

 

TELEPHONE 


TELECOM





TELECOMMUNICATIONS 



TEMP

 

 



TEMPERATURE

 

TRF


 

TUNED RATIO FREQUENCY 

TTL


 

TRANSISTOR TRANSISTOR LOGIC 

TVI

 

 

TELEVISION INTERFERENCE

 

UHF

 

ULTRA HIGH FREQUENCY 



UJT

 

 



UNIJUNCTION TRANSISTOR

 


UTC

 


 


COORDINATED UNIVERSAL TIME

 

V

 

VOLTAGE 

VAC

VC

 

VACUUM or AC VOLTAGE

VOICE COIL 


VCO 


 


VOLTAGE CONTROLLED OSCILLATOR

 

VF 

 

VARIABLE FREQUENCY 

VHF

 

VARIABLE HIGH FREQUENCY 

VID 

 

VIDEO 

VLF 

 

VERY LOW FREQUENCY 

VOL 

 

VOLUME 

VOM 

 

VOLT OHM METER 


VLSI

 


 


LARGE SCALE INTEGRATION

 


VT

 

 


VACUUM TUBE


VOX 

 

VOICE OPERATED TRANSMITTER 

W

 

WATT 

WHM 

 

WATT HOUR METER 

WV

 

WORKING VOLTAGE 

X

 

REACTANCE 



XMTR

 





TRANSMITTER

 

Z

 



 

IMPEDANCE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 



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