# Qucs 0.0.18  /Users/guilherme/git/qucs-test/testsuite/TR_schmitt_prj/schmitt.sch

R:R1 _net0 _net1 R="4.7k" Temp="26.85" Tc1="0.0" Tc2="0.0" Tnom="26.85"
R:R2 _net1 Output R="4.7k" Temp="26.85" Tc1="0.0" Tc2="0.0" Tnom="26.85"
R:R3 _net2 Output R="47k" Temp="26.85" Tc1="0.0" Tc2="0.0" Tnom="26.85"
R:R4 Input _net2 R="47k" Temp="26.85" Tc1="0.0" Tc2="0.0" Tnom="26.85"
Vpulse:Ve Input gnd U1="-5 V" U2="+5 V" T1="0" T2="210 us" Tr="100 us" Tf="100 us"
BJT:T2 _net2 _net0 gnd _net0 Type="npn" Is="1e-16" Nf="1" Nr="1" Ikf="0" Ikr="0" Vaf="0" Var="0" Ise="0" Ne="1.5" Isc="0" Nc="2" Bf="100" Br="1" Rbm="0" Irb="0" Rc="0" Re="0" Rb="0" Cje="0" Vje="0.75" Mje="0.33" Cjc="1p" Vjc="0.75" Mjc="0.33" Xcjc="1.0" Cjs="0" Vjs="0.75" Mjs="0" Fc="0.5" Tf="0.1n" Xtf="0.0" Vtf="0.0" Itf="0.0" Tr="0.0" Temp="26.85" Kf="0.0" Af="1.0" Ffe="1.0" Kb="0.0" Ab="1.0" Fb="1.0" Ptf="0.0" Xtb="0.0" Xti="3.0" Eg="1.11" Tnom="26.85" Area="1.0"
BJT:T3 _net0 Output gnd Output Type="npn" Is="1e-16" Nf="1" Nr="1" Ikf="0" Ikr="0" Vaf="0" Var="0" Ise="0" Ne="1.5" Isc="0" Nc="2" Bf="100" Br="1" Rbm="0" Irb="0" Rc="0" Re="0" Rb="0" Cje="0" Vje="0.75" Mje="0.33" Cjc="1p" Vjc="0.75" Mjc="0.33" Xcjc="1.0" Cjs="0" Vjs="0.75" Mjs="0" Fc="0.5" Tf="0.1n" Xtf="0.0" Vtf="0.0" Itf="0.0" Tr="0.0" Temp="26.85" Kf="0.0" Af="1.0" Ffe="1.0" Kb="0.0" Ab="1.0" Fb="1.0" Ptf="0.0" Xtb="0.0" Xti="3.0" Eg="1.11" Tnom="26.85" Area="1.0"
.TR:TR1 Type="lin" Start="0 us" Stop="210 us" Points="100" IntegrationMethod="Trapezoidal" Order="2" InitialStep="1 ns" MinStep="1e-16" MaxIter="150" reltol="0.001" abstol="1 pA" vntol="1 uV" Temp="26.85" LTEreltol="1e-3" LTEabstol="1e-6" LTEfactor="1" Solver="CroutLU" relaxTSR="no" initialDC="yes" MaxStep="0"
Vdc:Vdd _net1 gnd U="5 V"
