electric tachometer

electric tachometer

[i¦lek·trik tə′käm·əd·ər]
(engineering)
An instrument for measuring rotational speed by measuring the output voltage of a generator driven by the rotating unit.
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References in periodicals archive ?
Analog electric tachometer displayed full-scale deflection when power selected on, accompanied by low reading on EGT.
When the right to reimbursement was not yet fixed or determinable, as in Buffalo Wire Works Co., 74 TC 925 (1980), and Electric Tachometer Corp., 37 TC 158 (1961), the Tax Court allowed a deduction for moving expenses.