Abbreviations A-mW

Abbreviations used in Electronics A to mW

A (amp) Ampere AC Alternating current AC/DC Alternating current or direct current A/D Analog to digital ADC Analog-to-digital converter AF Audio frequency AFT Automatic fine tunung AFC Automatic frequency control AFC Automatic flow controller, used in controlling the flow of gasses under pressure into a vacuum system AGC Automatic gain control Ah Ampere hour Ai Current gain AM Amplitude modulation AM/FM Amplitude modulation or Frequency modulation AMM Analog multimeter antilog Antilogarithm Ap Power gain apc Automatic phase control Av Voltage gain AVC Automatic volume control AWG American wire gauge B Flux density BCD Binary coded decimal bfo Beat frequency oscillator BJT Bipolar junction transistor BW Bandwidth c Centi (10-2) C Capacitance or capacitor CAD Computer aided design CAM Computer aided manufacture CATV Cable TV CB Common base configuration CB Citizen's band CC Common collector CE Common emitter cm Centimeter cmil Circular mil CPU Central processing unit C (Q) Coulomb CR cr Junction diode CRO Cathode ray oscilloscope CRT Cathode ray tube CT Total capacitance cw Continuous transmission d Deci (10-1) D/A or D-A Digital to analog DC Direct current Di or Di Change in current DIP Dual in-line package DMM Digital multimeter DPDT Double pole double throw Dt or Dt Change in time DTL Diode transistor logic Dv or Dv Change in voltage DVM Digital voltmeter E DC or Erms Difference in potential e Instantaneous difference in potential ECG Electrocardiogram ECL Emitter coupled logic EHF Extremely high frequency EHV Extra high voltage ELF Extremely low frequency EMF Electromotive force EMI Electromagnetic interference EW Electronic warfare f Frequency FET Field effect transistor FF Flip Flop fil Filament FM Frequncy modulation fr Frequency at resonance fsk frequency-shift keying FSD Full scale deflection G Gravitational force G Conductance G Giga (109 ) H Henry H Magnetic field intensity H Magnetizing flux h hecto (102 ) h Hybrid HF High frequency hp Horsepower Hz Hertz I Current i Instantaneous current IB DC Base current IC DC Collector current IC Integrated circuit Ie Total emitter current Ieff Effective current IF Intermediate frequency Imax Maximum current Imin Minimum current I/O Input/output IR Infrared IR Resistor current IS Secondary current IT Total current JFET Junction field effedt transistor K Coefficient of coupling k Kilo (103 ) kHz Kilohertz kV Kilovolt kVA Kilovoltampere kW Kilowatt kWh Kilowatt-hour L Coil, inductance LC Inductance-capacitance LCD Liquid crystal display L-C-R Inductance-capacitance-resistance LDR Light-dependent resistor LED Light emitting diode LF Low frequency LM Mutual inductance LNA Low noise amplifier LO Local oscillator LSI Large scale integration LT Total inductance M Mega (106 ) M Mutual conductance MI Mutual inductance m Milli (10-3 ) mA Milliampere mag Magnetron max Maximum MF Medium frequency mH Millihenry MHz Megahertz min Minimum mm Millimeter mmf Magnetomotive force MOS Metal oxide semiconductor MOSFET Metal oxide semiconductor field effect transistor MPU Microprocessor unit MSI Medium scale integrated circuit mV Millivolt mW Milliwatt

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