Tuesday, July 23, 2013

What Does the Megger Insulation Tester Do

Megger insulation tester measures the resistance but compared to the other models which are limited to Ohm and less than Gigohms, Megger thrives on high end values or scales of Gigohms, Megohms, Teraohm and even beyond those numbers. Measuring instruments are also assessed according to their capacity to accurately determine the amount of current through insulation at high output environment.


Flexibility :-

This flexibility is what sets the Megger insulation tester flexible apart from other brands. Because of its wide range of values, it can be used in every application. When it comes to choosing a brand, regardless of the budget, you have also to consider the purpose. If you want a device for long-term maintenance, you need something with very expansive scales. If the device is used for proof testing, range may not be as crucial. It’s important, however, that the user is an electrical contractor because there are requirements with the power source that demands experience and skill.

As to the models of the Measuring instruments in Indonesia, they generally depend on the preference of the user. There’s no right or wrong decision whether they choose digital over analog or automated because it’s not focused on the application but rather on the comfort level of the user.

Wednesday, July 10, 2013

Many Applications of the Spectrum Analyser

A spectrum analyser is a device that measures the amplitude or the strength of the radio, electrical and optical frequency. Obviously, the device is very sensitive and crucial in the laboratory setting that quantifies minute mechanical and technical data to determine performance. In fact, most people mistake the analyser from the oscilloscope because they have the same look.

Applications:-

In optical laboratory setting, a spectrum analyser can be used to gauge the amount of light beams produced by lasers and diodes. When applied to radio frequency, the device can also be used to calculate the ratio of the signal to noise, how frequent is the response as well as the distortion in the frequency. In telecommunications, the analyser can determine bandwidth or trace down the interference. When it comes to measuring electrical signals, the oscilloscope is the first device that comes to mind. But it’s limited to showing data on how the signal changes over time. In contrast, the spectrum analyser can also do that and more such as determining the bandwidth, the signal stability, the power capacity and the bandwidth.


You can purchase the analyser at any store selling measuring instrument. If you can’t afford to do so, you can outsource the task to measurement service companies.