- A – Ampere, sometimes shortened to “amp,” the basic unit of electric current
- AC – Alternating Current (as opposed to direct current) or Air Conditioning (depends upon context)
- AF – Audio Frequency or Audible Frequency, typically measured using the SI unit of hertz (Hz)
- ANSI – American National Standards Institute
- BEV – Billion Electron Volts
- BW – Bandwidth, a concept in signal processing that refers to the difference between the upper and lower limits of a band of frequencies
- CBI – Complementary Binary, referring to a system of codes
- CFL – Compact Fluorescent Light or Compact Fluorescent Lamp
- dB – Decibels, a unit, and scale for measuring sound or signal level
- DC – Direct Current, a unidirectional flow of electric charge as in a battery
- e – Efficiency, referencing the useful power output given the total power consumed, expressed as a fraction
- EMF – Electromagnetic Field or Electromotive Force
- EV – Electronvolt, a unit of energy similar to joules
- FDC – Flow Duration Curve, describing the relationship between the magnitude and duration of stream flows
- FCEV – Fuel Cell Electric Vehicle
- G – Conductance, the inverse of electrical resistance (R)
- GFCI – Ground Fault Circuit Interrupter, a type of circuit breaker
- H – Gross Head, determining the maximum power that can be produced
- h – Net Head, also known as effective head
- Hz – Hertz, the SI unit of frequency, defined as one cycle per second
- I – Current, a flow of electric charge
- J – Joule, the SI unit of energy equal to one watt for one second
- kW – Kilowatt, equal to 1,000 watts of electrical power
- LF – Low Frequency, referencing the radio frequency range of 30 to 300 kHz
- Li-ion – Lithium Ion, a type of rechargeable battery
- MAD – Mean Annual Discharge
- MW – Megawatt, equal to one million watts, usually referenced in relation to output of a power station
- OCV – Open Circuit Voltage, the difference in electrical potential when disconnected from a circuit
- POV – Peak Operating Voltage
- Q – Charge, denoting a quantity of electricity expressed in coulombs (C)
- R – Resistance, measured and expressed in ohms (Ω)
- RF – Radio Frequency, describing the rate of oscillation
- SW – Short Wave or Shortwave, as in the case with shortwave bands and shortwave radio
- V – Voltage/Volt, a unit of electromotive force
- VA – Volt-Ampere, a unit of electrical power
- VOM – Volt Ohm Meter, a device also known as a multimeter or multitester
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“The Knowledge Library”
Knowledge for All, without Barriers……….
An Initiative by: Kausik Chakraborty.
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