Version 4
SHEET 1 1464 708
WIRE 448 -80 128 -80
WIRE 1408 -80 1088 -80
WIRE 128 -16 128 -80
WIRE 1088 -16 1088 -80
WIRE 448 32 448 0
WIRE 1408 32 1408 0
WIRE 128 112 128 64
WIRE 1088 112 1088 64
WIRE 128 128 128 112
WIRE 1088 128 1088 112
WIRE -96 176 -288 176
WIRE 32 176 -16 176
WIRE 64 176 32 176
WIRE 864 176 672 176
WIRE 992 176 944 176
WIRE 1024 176 992 176
WIRE -288 224 -288 176
WIRE 672 224 672 176
WIRE 128 320 128 224
WIRE 1088 320 1088 224
WIRE -288 400 -288 304
WIRE 672 400 672 304
WIRE -288 528 -288 480
WIRE 672 528 672 480
FLAG 448 32 0
FLAG 128 320 0
FLAG 128 112 VC1
FLAG -288 528 0
FLAG 32 176 VBE1
FLAG 1408 32 0
FLAG 1088 320 0
FLAG 1088 112 VC2
FLAG 672 528 0
FLAG 992 176 VBE2
SYMBOL npn 64 128 R0
SYMATTR InstName Q1
SYMATTR Value npn322
SYMBOL res 112 -32 R0
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL voltage 448 -96 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 15
SYMBOL res 0 160 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 100k
SYMBOL voltage -288 208 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value SINE(0 0.1 10)
SYMBOL voltage -288 384 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V3
SYMATTR Value 1
SYMBOL npn 1024 128 R0
SYMATTR InstName Q2
SYMATTR Value npn322
SYMBOL res 1072 -32 R0
SYMATTR InstName R3
SYMATTR Value 8k
SYMBOL voltage 1408 -96 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V4
SYMATTR Value 15
SYMBOL res 960 160 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 100k
SYMBOL voltage 672 208 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V5
SYMATTR Value SINE(0 0.1 10)
SYMBOL voltage 672 384 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V6
SYMATTR Value 1
TEXT 696 -248 Center 4 ;Effect Rc on Gain
TEXT -288 632 Left 2 !.tran 0.5
TEXT -304 664 Left 2 !.model npn322 npn  is=1e-14 bf=100 va=100\n+ cje=20p cjc=10p