宽带低附加相移可变增益放大器
肖慧华, 马凯学, 傅海鹏, 陆敏

A wideband low additional phase shift variable gain amplifier
Huihua Xiao, Kaixue Ma, Haipeng Fu, Min Lu
图9 偏置电路原理图
Fig.9 Schematic of the bias circuit