Chicago : [Popular Engineering Pub. Co.] · leaf 627
is ten. At the same time the primary winding may be used as an auto-trans- former, and 55 volts taken from between (P) or (P') and (P"). To make the primary winding in either transformer for use on 220 volts, wind with 1 100 turns of No. 23 B. & S. magnet wire, the secondary remaining the same. How… … high, ij inches wide and 5^ inches long. fig. 1 Then pile up the 5J inch pieces in two bundles seven inches long and two inches ing, which gives one the shortest road to high, by laying one sheet on another so it full understanding of the instrument. The projects ij inches beyond it on one end,…
Electricity
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