Electrical and scientific instruments and apparatus : november 20th, 1899 (1899)
Elmer G. Willyoung & Co · New York : E.G. Willyoung · leaf 56
Box Grade A $125 00 D yu uo Same as W4304, but with additional coils of 1000, 2000, 3000, and 4000 ohms. Total resistance 11111.5 ohms. W4306. Standard Wheatstone Bridge (without Rheostat) ^^^t ^^?5 So Same style as W4303-W4305. Arms of 1, 10. 100, and lOOO ohms oneach side and with reversing… … Fig. 44. W4301.
Electric apparatus and appliances · Equipment and supplies
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