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单词 sounder
释义

sounder


sound·er 1

S0577550 (soun′dər)n. One that makes a sound: a sounder of alarms.

sound·er 2

S0577550 (soun′dər)n. One that sounds, especially a device for making soundings of the sea.

sound·er 3

S0577550 (soun′dər)n. A group of wild pigs.
[Middle English, from Old French sondre, of Germanic origin.]

sounder

(ˈsaʊndə) n (Telecommunications) an electromagnetic device formerly used in telegraphy to convert electric signals sent over wires into audible sounds

sounder

(ˈsaʊndə) n (Navigation) a person or device that measures the depth of water, etc

sound•er1

(ˈsaʊn dər)

n. one that makes a sound. [1585–95]

sound•er2

(ˈsaʊn dər)

n. one that sounds depth. [1565–75]

Sounder

 a herd of wild swine; pigs or boars, 1410.Example: sounder of scholars—N. Y. Times, 1983.
Thesaurus
Noun1.sounder - a device for making soundingssounder - a device for making soundings device - an instrumentality invented for a particular purpose; "the device is small enough to wear on your wrist"; "a device intended to conserve water"
IdiomsSeesound

Sounder


Sounder

 

the simplest telegraph apparatus for the audible reception of Morse code. It is an electromagnet with two coils and an armature, which is restrained by a coil spring. The range of deflection of the armature lever is limited by screws. The telegraph operator hears the knocking of the lever against the screws. To amplify the sound, the sounder is placed in an acoustic resonator. Sounders were used with Morse apparatus in the late 1920’s and early 1930’s; however, they did not become widespread, since they do not provide a record of the signals.

sounder


Related to sounder: depth sounder
  • noun

Words related to sounder

noun a device for making soundings

Related Words

  • device
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更新时间:2024/12/23 2:08:36