* BJT Amplifier circuit .OPTIONS TNOM=27 .TEMP 27 Vin 1 0 sin(0 1 10kHz) Vcc 4 0 15 Rg 1 2 100 Cin 2 3 10u R1 4 3 47k R2 3 0 10k RE 7 0 1k Cout 5 6 10u Rl 6 0 10k Q1 5 3 7 BJT .MODEL BJT NPN(Is=15f Ise=15f Isc=0 Bf=260 Br=6.1 + Ikf=.3 Xtb=1.5 Ne=1.3 Nc=2 Rc=1 Rb=10 Eg=1.11 + Cjc=7.5p Mjc=.35 Vjc=.75 Fc=.5 Cje=20p Mje=0.4 Vje=0.75 + Vaf=75 Xtf=3 Xti=3) .END