Electrical and scientific instruments and apparatus : november 20th, 1899 (1899)
Elmer G. Willyoung & Co · New York : E.G. Willyoung · leaf 36
hms; for galvanometers of from 3500 to 6000 ohmsresistance.W4202. Ayrton Universal Sliniit Grade B $22 50 For galvanometers of 2500 ohms or less. Ayrton Shunts of Grade A will be made to order at an advance in priceof $8.00. We also make the above Ayrton Shunts with three extra ratios of ^,… … Fig. 23. W4205. W4205. Shunt Box | Grade A $30 00 Orthodox form for galvanometers of 10000 ohms resistance or less:reduces galvanometer cm-rent to 1-10, 1-100, and 1-1000 of full value. Plugcontacts, etc. Must be adjusted for a particular instrument. W4206. Compensated Shunt Box \ ^^rade A $60 00 (…
Electric apparatus and appliances · Equipment and supplies
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