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Electrical Laboratory PracticePrecision of Measurements
Direct Current Measurements Using Deflection Meters
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accuracy adjusted alternating current ammeter amplifier amplitude approximately attenuator balance battery bridge cable calibrated capacitance capacitor cathode characteristic impedance coaxial line coil Compute condenser conductor connected constant counter curve damping deflection determined devices direct current effect Electrical Measurements electrons elements energy equal equation error flux density full scale function galvanometer grid Hence indicated inductance inductor input impedance instrument ionization leakage low frequency magnetic field magnitude microphone moving obtained ohms oscillator output meter output voltage parallel pass band percent phase plates position potential difference potentiometer precision measure pressure probe proportional pulse pyrometer quantity quency radiation radio frequency ratio reactance reading rectifier resistance resistor sensitivity shield short circuit shown in Fig shunt signal slide wire standard cell switch temperature terminals thermal thermocouple tion usually vacuum tube voltage voltmeter wattmeter wave length wave meter Wheatstone bridge zero