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A bucksaw is a hand-powered frame saw [1] similar to bow saw and generally used with a sawbuck [2] to cut logs or firewood to length . Modern bucksaws usually have a metal frame ("H" [3] or C-shaped) and a removable blade with coarse teeth held in tension by the frame. Lightweight portable or foldable models used for camping or back-packing are ...
A graph of the A-, B-, C- and D-weightings across the frequency range 10 Hz – 20 kHz Video illustrating A-weighting by analyzing a sine sweep (contains audio). A-weighting is a form of frequency weighting and the most commonly used of a family of curves defined in the International standard IEC 61672:2003 and various national standards relating to the measurement of sound pressure level. [1]
The decibel (symbol: dB) is a relative unit of measurement equal to one tenth of a bel (B). It expresses the ratio of two values of a power or root-power quantity on a logarithmic scale. Two signals whose levels differ by one decibel have a power ratio of 10 1/10 (approximately 1.26) or root-power ratio of 10 1/20 (approximately 1.12). [1] [2]
The company founder, Emil Lerp, developed in 1927 the "type A" saw, which weighed 125 lb (57 kg) and required two men to operate. [1] It was tested on Mount Dolmar in the Thüringer forest and the company took its name from the test site. [2] In 1991 the company was acquired by Japanese tool manufacturer Makita. [1]
The Rockwell Tools brand features power tools (both corded and cordless) and hand tools. Some of these tools include drills, VersaCut circular saws, power planers, miter saws, G-Force angle grinders, sanders, and bench grinders. [3] Many of the products offered by Rockwell Tools come with free batteries for life. [14]
A dragsaw or drag saw is a large reciprocating saw using a long steel crosscut saw to buck logs to length. Prior to the popularization of the chainsaw during World War II , the dragsaw was a popular means of taking the hard work out of cutting wood.
Portable sawmills are sawmills small enough to be moved easily and set up in the field. They have existed for over 100 years but grew in popularity in the United States starting in the 1970s, when the 1973 oil crisis and the back-to-the-land movement had led to renewed interest in small woodlots and in self-sufficiency.
The blade of a table saw cutting into wood. A table saw (also known as a sawbench or bench saw in England) is a woodworking tool, consisting of a circular saw blade, mounted on an arbor, that is driven by an electric motor (directly, by belt, by cable, or by gears).