Guest danne Posted November 15, 2003 Posted November 15, 2003 I need help with this formula: dBpower= 10log (30/6) = 7dB I konw the answer (7dB) but I dont know how to count it out please help.... Thanks! Quote
Guest jack Posted December 22, 2003 Posted December 22, 2003 the formula is: dBpower = 10 x log (power1(30)/power2(6)) 30/6 = 5 now on your calculator press log then 5... log 5 = 0,698 0,698 x 10 = 6,9 6,9 = 7 hope you understand Quote
Guest jack Posted December 22, 2003 Posted December 22, 2003 du var visst svensk... varför behövde du formeln? pluggar du ljudteknik möjligtvis? Quote
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