Leeds & Northrup apparatus at the Louisiana Purchase Exposition 1904 (1904)
Leeds and Northrup Company · Leeds and Northrup Company · leaf 10
Wheatstone Bridge and Rheostat Thi^ is the same general construction a> the last. There are fivedials in the rheostat which has a total resistance of 10,000 ohms and maybe varied \>\ steps of .1 ohm. The bridge has two coils each of rooo, rooand to (>hms. Special rheostats and wheatstone… … THE LEEDS & NORTH RUP COMPANY Carey Foster Bridge For a very complete description of our Carey Foster Bridge,directions for using it and general discussion of the Carey Fostermethod see our circular No. 9, The Carey Foster Bridge.
Electricity · Electrical Equipment · Electric Circuits · Electronics
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