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TEST REPORT DYNAMIC MICROPHONES M-87/AIC AND M-101/AIC AND EARPHONE H-143/AIC

机译：测试报告动态麦克风m-87 / aIC和m-101 / aIC和耳机H-143 / aIC

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The electrical characteristics of the M-87/AIC and M-101/AIC dynamic microphone and H-143 earphones were recently tested for the purpose of establishing the relative performance levels of units supplied by four vendors:Carter Engineering Company, Astrocom, Electrovoice, and Roanwell.

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年度 1975
页码 1-302
总页数 302
原文格式 PDF
正文语种 eng
中图分类工业技术;
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TEST REPORT DYNAMIC MICROPHONES M-87/AIC AND M-101/AIC AND EARPHONE H-143/AIC

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