It has two major drawbacks; first, the circuit will dissipate power since it is resistive: an equal split will result in 6 dB insertion loss instead of 3 dB.
它有兩個主要缺點; 首先，電路將耗散功率，因為它是電阻性的：相等的分裂將導致 6 dB插入損耗而不是 3 dB。