| 释义 |
decremeter Electr.|ˈdɛkrɪmiːtə(r), dɛˈkrɛmɪtə(r)|
[f. decrement + -meter.]
An instrument which measures the logarithmic decrement of an oscillatory circuit.
1913Year-Bk. Wireless Telegr. & Teleph. 294 The Marconi Company has brought out an instrument called a decremeter, which enables an approximate measurement of the decrement of a circuit to be made. 1931Moyer & Wostrel Radio Handbk. iii. 112 The decremeter..may be considered as a wave meter in which the movable plates of the variable condenser carry a dial graduated in values of decrements... This device gives a direct reading of the decrement on a dial. |