forgot to save before commiting

09_bjt_small_signal.tex

 \section{BJT small signal}
 \begin{center}
     \begin{circuitikz}
-        \draw (0,2) node[left]{B} to [short,i=$i_b$ , *-] ++(1,0)
+        \draw (0,2) node[left]{B} to [short,i=$i_b$ , o-] ++(1,0)
         to [R,l=$r_{be}$,v=$v_{be}$] ++(0,-2)
         to [short] ++(2,0)
         to [cI,l_=$g_mv_{be}$,i<=$$] ++(0,2)