骆驼调频

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DBm与功率的换算公式

By 骆驼 • 11 22nd, 2007 • Category: ElectronRSS 2.0 Trackback

dbm=10×log(X mw/1mw) 比如 40W , X等于40*1000=40000mw

* From: 21say.com *

则dbm=10*log(40000mw/1mw)=10*log(40000)=46dbm * From: 骆驼调频 * 21say.com *

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