Measuring

How to make a homemade sawmill

How to make a homemade sawmill

The self-made power-saw bench should provide for adjustment of the thickness of the log cut and comply with safety standards. Scheme homemade circular sawmill. Tape design Making a homemade sawmill requires: extensive welding and turning; …

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Mechanical micrometer - how to measure and read

Mechanical micrometer - how to measure and read

Measuring ruler is not always possible to measure the linear size with the required accuracy. In these cases, and should use a more accurate measuring instrument - a micrometer. Micrometer is a measuring instrument with high accuracy. The principles …

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Digital and analog homemade tachometer

Digital and analog homemade tachometer

A tachometer is a device for converting a non-electric parameter (rotational speed) into an electrical one (pulses, voltage, amperage). With it, you can determine the number of turns for a certain unit of time (most often the interval is 1 minute). …

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How to use construction laser level

How to use construction laser level

The self-leveling laser level has several advantages. It is used in the performance of various construction works. It can be used by professionals and amateurs. Construction laser level - a multifunctional and complex tool. With it, builders quickly …

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How to choose a laser roulette

How to choose a laser roulette

In the old days it was believed that you need to measure 7 times before cutting. Nowadays, it is a pity for these rechecks of time and effort. All those with arms growing from the shoulders, and not from the “fifth point”, prefer to take measurements …

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How to check the laser level for accuracy

How to check the laser level for accuracy

When performing construction work, a construction level is often necessary, but those who use it may not know that periodic verification of the accuracy of the device is required. To check the accuracy, you need to know how to do it correctly, …

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How to make a laser level do it yourself

How to make a laser level do it yourself

Laser level do it yourself is easy. For its manufacture does not need to purchase expensive materials, and the manufacturing process is quite quick and simple. The end result will be a small home-made laser level with a small error. The industrial …

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Permissible micrometer errors

Permissible micrometer errors

This measuring device is designed for accurate measurement, so you need to know the accuracy of the micrometer. It was invented by the scientist Laurent Palmer in the XIX century, was first called the circular caliper with a nonius. Americans became …

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