* source CH2_DESIGN-3
V_V3         N13818 0  
+PULSE -3v 7v 0 10n 10n 1ms 2ms
R_R1         0 VOUT  4.7k  
V_V1         N13846 0 2Vdc
C_C1         N13818 VOUT  100uF  
D_D1         N13846 VOUT D1N4148 
