单词 | pen recorder |
释义 | pen recordern. An instrument that uses a pen to produce a continuous graphical record of a variable measured quantity. ΘΚΠ society > communication > record > recording or reproducing sound or visual material > [noun] > pen recorder pen recorder1921 1921 Star Jrnl. (Sandusky, Ohio) 10 Sept. 3/1 (headline) Automatic pen recorder registers radio notes. 1937 Science 3 Sept. 229/1 A battery-operated vacuum tube amplifier controlling a sensitive relay, which actuated a second relay carrying contacts for operating an electric counter and pen recorder. 1964 Listener 27 Feb. 344/2 The radiations from Jupiter..may also be recorded as a trace, using a pen-recorder, though great care has to be taken with identification. 2001 Amer. Jrnl. Chinese Med. (Nexis) 22 Mar. 265 The current and voltage were also monitored on a pen recorder. This entry has been updated (OED Third Edition, September 2005; most recently modified version published online March 2022). < n.1921 |
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