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In 1912, the company name changed once again, to Toledo Scale Company. [8] Additionally, a new scale line featuring a double pendulum mechanism and a dial face was introduced and was most suited for industrial applications. [9] In 1957, Reliance Electric Co, merged with Toledo Scale Co. Reliance paid about $70 million in stock for the purchase ...
In the 1950s and 1960s Ohaus introduced its Cent-O-Gram and Dial-O-Gram scales, and became the first company to incorporate magnetic damping in low-cost reloading products, providing quicker results. In 1968 they introduced a new line of school balances that were simplified for use by younger students, while still retaining the necessary level ...
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Before using a triple beam balance, the scale pointer should be at zero. [6] The zero adjustment knob can be used to adjust the scale pointer. Place the objects on the pan and adjust the riders until the scale pointer is at zero again, and then sum the weights marked (e.g. the 4th notch of 100 gram beam is 400g) to find the weight of the sample.
One dimensional scales for yellowness were created, e.g., Gardner Color Scale and APHA/Pt-Co/Hazen Color Scale. [1] The yellowness of the transparent liquid is determined by pouring the sample into a tube and comparing it to a pre determined and known standard. The standard that the sample falls closest to then becomes the value for the liquid.
List of musical scales and modes Name Image Sound Degrees Intervals Integer notation # of pitch classes Lower tetrachord Upper tetrachord Use of key signature usual or unusual 15 equal temperament: 15-tet scale on C. Play ⓘ — — — 15 — — — 16 equal temperament: 16-tet scale on C. Play ⓘ — — — 16 — — 17 equal temperament ...
A 1951 USAF resolution test chart is a microscopic optical resolution test device originally defined by the U.S. Air Force MIL-STD-150A standard of 1951. The design provides numerous small target shapes exhibiting a stepped assortment of precise spatial frequency specimens.