solidpen 0 0 0 0
solidbrush 128 128 255 
rectangle 0 0 80 100
moveto 80 0
lineto 0 100
Label 20 20 DC
Label 60 50 AC3∅
Label 60 70 pf=1
*
solidpen 255 0 0 2
moveto 20 30
lineto 60 30
lineto 50 26
moveto 60 30
lineto 50 34
*
textcenter 40 90 P