[FIDOCAD]
MC 75 70 0 0 ey_libraries.trnbjt1
MC 70 60 1 0 ey_libraries.pasres0
MC 80 55 1 0 ey_libraries.pasres0
MC 80 40 1 0 ey_libraries.didled0
LI 60 35 100 35 0
LI 70 55 70 35 0
LI 60 75 100 75 0
MC 75 75 0 0 ey_libraries.refpnt4
SA 80 35 0
SA 70 35 0
SA 80 75 0
TY 40 57 4 3 0 0 0 * R1 100 k
TY 85 55 4 3 0 0 0 * R2 644 
BE 80 35 95 40 95 50 80 50 0
FCJ 3 0 3 2 0 0
BE 80 50 95 55 95 65 80 65 0
FCJ 3 0 3 1 0 0
TY 94 42 4 3 0 0 0 * VLed 1.78 V
TY 95 63 4 3 0 0 0 * VR2 3.22 V
TY 84 68 4 3 0 0 0 * Vce 0 V
TY 45 67 4 3 0 0 0 * Vbe 0 V
TY 70 25 4 3 0 0 0 * Vdd 5 V
LI 80 12 80 30 0
FCJ 2 0 3 2 0 0
TY 85 20 4 3 0 0 0 * Ic