Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 366
employed, theerrors may be still greater. It is supposed that the systematic errors here referred to aredue to deviations of the actual nodal point from the bevel edges.In other words, if the vibrating wire formed its nodal pointsexactly at the bevel edges, these systematic errors might… … ADVANTAGES OF THE INSTRUJ^ENT. ( 1) The instrument is easily constructed. Although the formdescribed is not very portable, it is well adapted to telephonelaboratory use, and is not likely to get out of order. 35^ A. E. Kexxelly and Ch. ]\Iaxxeback. [J. F. I. (2) The instrument enables a frequency…
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