Mjerač razine zvuka

Mjerač razine zvuka

A sound level meter measures sound pressure level. It has several frequency-weighted decibel (dB) scales (A, B, C) to cover different portions of the range of measured loudness. Sound level meters indicate RMS sound, unless the measurements are qualified as instantaneous or peak sound level.

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Kép hozzáadása

Szófaj: noun
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Ipar/Tárgykör: Electrical equipment
Kategória: Generators
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Frekvencija

Electrical equipment; Generators

Frequency is the number of complete cycles per unit of time of any periodically varying quantity, such as alternating voltage or current. It is usually expressed as (Hz) Hertz or ...

Herc (Hz)

Electrical equipment; Generators

The term Hertz is the preferred designation for cycles per second (CPS) and is used to describe frequency. Appliances in the US use 60 Hz, elsewhere it is 50 Hz.

Faza

Electrical equipment; Generators

Phase refers to the windings of an AC generator. In a three-phase generator there are three windings, typically designated as A-B-C, R-S-T or U-V-W. A single-phase generator has ...

Snaga

Electrical equipment; Generators

Power refers to the rate of performing work or of expending energy. Typically, mechanical power is expressed in terms of horsepower and electrical power in terms of kilowatts.

Vat

Electrical equipment; Generators

A unit for measuring total electric power. The unit of measure for true power.

Opterećenje

Electrical equipment; Generators

The amount of lighting and number of electric appliances needed to be supported by your local power supply system.

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Ipar/Tárgykör: Food (other) Kategória: Herbs & spices

sjeme celera

spice (whole or ground, sometimes mixed with salt - celery salt) Description: Seeds from wild Indian celery called lovage. Slightly bitter, strong ...