1V等于13dbm。公式:dBV = 20×Log₁₀(V÷V_ref) = 20×Log₁₀(V) - 20×Log₁₀(V_ref)dBm = 10×Log₁₀(P(mW))P(w) = V×V÷R_ref 计算过程:dBm = 10×Log₁₀(P*1000)= 10×Log₁₀(V×...