28 Maret 2013


Voltmeter is the tool most widely used to measure the magnitude of the voltage in an electrical circuit. To use the voltmeter in conjuction with existing cable at the ends of the active electronic components, such as active capacitor, resistor is active, the active diode, transistor is on, current transformers and other active components.

Components to create a tool voltmeter in parallel stacking and layout components are measured in the circuit. The tool consists of three copper plates mounted on a bakelite which are arranged in a glass jar or plastic. Outside the slab acts as the anode, while the middle one as the cathode. Generally these tubes measuring 15 x 10cm (height x diameter).

Here we show images voltmeter:



Voltmeter can also be used to measure the potential difference of a voltage source, such as batteries, power supplies, batteries and other voltage source. Voltmeter can be made from a galvanometer and an external resistance Rx mounted series. The purpose of the installation of barriers is not Rx is to increase the limit of measuring galvanometer, so it can be used to measure voltages greater than the default value.

Similarly, a brief description Voltmeter, hopefully this article useful and beneficial for those who need this article. Also read our other article series Alarm Dummy.

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