Version 4
SHEET 1 1532 848
WIRE 400 0 144 0
WIRE -96 48 -128 48
WIRE 32 48 -16 48
WIRE 80 48 32 48
WIRE 32 64 32 48
WIRE -128 96 -128 48
WIRE -96 160 -528 160
WIRE -32 160 -96 160
WIRE 32 160 32 144
WIRE 32 160 -32 160
WIRE 80 160 32 160
WIRE 400 160 400 0
WIRE 400 160 80 160
WIRE 80 176 80 160
WIRE -528 192 -528 160
WIRE -32 208 -32 160
WIRE 400 208 400 160
WIRE 80 256 32 256
WIRE 80 272 80 256
WIRE 144 272 144 96
WIRE 176 272 144 272
WIRE -688 304 -944 304
WIRE -528 304 -528 272
WIRE -528 304 -608 304
WIRE -192 320 -320 320
WIRE 16 320 -192 320
WIRE 240 320 208 320
WIRE 272 320 240 320
WIRE 400 320 400 288
WIRE 400 320 272 320
WIRE -96 336 -96 160
WIRE -320 368 -320 320
WIRE -192 368 -192 320
WIRE 112 368 80 368
WIRE 144 368 112 368
WIRE 176 368 144 368
WIRE -32 384 -32 304
WIRE 272 384 272 320
WIRE -688 400 -784 400
WIRE -528 400 -528 304
WIRE -528 400 -608 400
WIRE -944 416 -944 304
WIRE -784 416 -784 400
WIRE -528 432 -528 400
WIRE -592 480 -608 480
WIRE -192 480 -192 448
WIRE -160 480 -192 480
WIRE -192 496 -192 480
WIRE -944 512 -944 496
WIRE -864 512 -944 512
WIRE -784 512 -784 496
WIRE -784 512 -864 512
WIRE 400 512 400 320
WIRE -864 528 -864 512
WIRE -448 528 -528 528
WIRE -320 528 -320 448
WIRE -176 528 -320 528
WIRE -16 528 -96 528
WIRE 112 528 112 368
WIRE 112 528 64 528
WIRE 176 528 112 528
WIRE -608 544 -608 480
WIRE -528 544 -528 528
WIRE -320 544 -320 528
WIRE -176 544 -176 528
WIRE -96 544 -96 528
WIRE 64 544 64 528
WIRE 176 544 176 528
WIRE -448 592 -448 528
WIRE -448 592 -464 592
WIRE -384 592 -448 592
WIRE -240 592 -384 592
WIRE -16 592 -16 528
WIRE -16 592 -32 592
WIRE 0 592 -16 592
WIRE 112 592 0 592
WIRE -320 656 -320 640
WIRE -256 656 -320 656
WIRE -176 656 -176 640
WIRE -176 656 -256 656
WIRE -528 672 -528 640
WIRE -128 672 -528 672
WIRE -96 672 -96 640
WIRE -96 672 -128 672
WIRE 64 672 64 640
WIRE 64 672 -96 672
WIRE 176 672 176 640
WIRE 176 672 64 672
WIRE 400 672 400 592
WIRE 400 672 176 672
WIRE -384 752 -432 752
WIRE -256 752 -256 656
WIRE -256 752 -304 752
WIRE -224 752 -256 752
WIRE -128 752 -128 672
WIRE -128 752 -144 752
FLAG -608 544 0
FLAG 272 384 0
FLAG -864 528 0
FLAG -192 496 0
FLAG -128 96 0
FLAG -432 752 0
SYMBOL res -592 384 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R1
SYMATTR Value 100K
SYMBOL res -592 288 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R2
SYMATTR Value 100K
SYMBOL res -512 288 R180
WINDOW 0 36 76 Left 0
WINDOW 3 -98 75 Left 0
SYMATTR InstName R3
SYMATTR Value {RVAR3}
SYMBOL voltage 400 192 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 15
SYMBOL voltage 400 496 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 15
SYMBOL voltage -784 400 R0
WINDOW 3 -167 176 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value PULSE(0 10 0 0.5 0 0 0.5 1)
SYMATTR InstName V3
SYMBOL voltage -944 400 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V4
SYMATTR Value 0
SYMBOL npn 240 272 M0
WINDOW 0 53 33 Left 0
WINDOW 3 103 118 Left 0
SYMATTR InstName Q4
SYMATTR Value BC547C
SYMBOL pnp -160 528 M180
SYMATTR InstName Q8
SYMATTR Value BC557C
SYMBOL res 96 272 R180
WINDOW 0 36 51 Left 0
WINDOW 3 25 84 Left 0
SYMATTR InstName R7
SYMATTR Value {RVAR7}
SYMBOL res -176 464 R180
WINDOW 0 36 76 Left 0
WINDOW 3 36 40 Left 0
SYMATTR InstName R9
SYMATTR Value 1K65
SYMBOL npn -32 544 M0
SYMATTR InstName Q2
SYMATTR Value BC547C
SYMBOL npn -464 544 M0
SYMATTR InstName Q3
SYMATTR Value BC547C
SYMBOL npn 32 208 M0
SYMATTR InstName Q5
SYMATTR Value BC547C
SYMBOL npn 16 272 R0
WINDOW 0 30 37 Left 0
WINDOW 3 -42 93 Left 0
SYMATTR InstName Q6
SYMATTR Value BC547C
SYMBOL npn 0 544 R0
SYMATTR InstName Q7
SYMATTR Value BC547C
SYMBOL pnp -592 528 M180
SYMATTR InstName Q1
SYMATTR Value BC557C
SYMBOL npn -384 544 R0
SYMATTR InstName Q10
SYMATTR Value BC547C
SYMBOL npn 112 544 R0
SYMATTR InstName Q11
SYMATTR Value BC547C
SYMBOL npn 208 272 M0
WINDOW 0 56 14 Left 0
SYMATTR InstName Q12
SYMATTR Value BC547C
SYMBOL npn 80 0 R0
SYMATTR InstName Q16
SYMATTR Value BC547C
SYMBOL res 16 48 R0
SYMATTR InstName R6
SYMATTR Value 2K2
SYMBOL res 0 32 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R17
SYMATTR Value 1K
SYMBOL npn -32 336 M0
SYMATTR InstName Q17
SYMATTR Value BC547C
SYMBOL res -304 464 R180
WINDOW 0 36 76 Left 0
WINDOW 3 36 40 Left 0
SYMATTR InstName R10
SYMATTR Value 1R
SYMBOL npn -240 544 R0
SYMATTR InstName Q9
SYMATTR Value BC547C
SYMBOL res -288 736 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R11
SYMATTR Value 1K6
SYMBOL res -128 736 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R12
SYMATTR Value 2R2
TEXT -904 192 Left 0 !.tran 0 0.5 0
TEXT -912 224 Left 0 !.TEMP 20 30 40
TEXT -640 104 Left 0 ;.STEP PARAM RVAR3 990000 1010000 2000
TEXT -928 104 Left 0 !.PARAM RVAR3=1000000
TEXT -928 64 Left 0 !.PARAM RVAR7= 3300000
TEXT -640 64 Left 0 ;.STEP PARAM RVAR7 3283500 3316500 16500
TEXT -248 -24 Left 0 ;Q16 Ic is the output current that can be used VCO and VCF
TEXT -296 816 Left 0 ;App 21mV cross R12