initial commit

examples/jigs/6990.asc

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+Version 4
+SHEET 1 888 680
+WIRE 512 32 80 32
+WIRE 80 80 80 32
+WIRE 112 80 80 80
+WIRE 400 80 336 80
+WIRE 112 160 96 160
+WIRE 384 160 336 160
+WIRE 512 160 512 32
+WIRE 512 160 384 160
+WIRE 384 176 384 160
+WIRE 512 176 512 160
+WIRE -336 240 -352 240
+WIRE -96 240 -256 240
+WIRE 48 240 -16 240
+WIRE 112 240 48 240
+WIRE 352 240 336 240
+WIRE 48 256 48 240
+WIRE 352 272 352 240
+WIRE 384 272 384 256
+WIRE 384 272 352 272
+WIRE 512 272 512 256
+WIRE 384 288 384 272
+WIRE 48 352 48 336
+WIRE 384 384 384 368
+FLAG 512 272 0
+FLAG -352 240 0
+FLAG 96 160 0
+FLAG 400 80 OUT
+FLAG 48 352 0
+FLAG 384 384 0
+SYMBOL LTC6990 224 160 R0
+SYMATTR InstName U1
+SYMBOL res 368 160 R0
+SYMATTR InstName R1
+SYMATTR Value 1Meg
+SYMBOL res 368 272 R0
+SYMATTR InstName R2
+SYMATTR Value 887K
+SYMBOL res 32 240 R0
+SYMATTR InstName R3
+SYMATTR Value 196K
+SYMBOL res 0 224 R90
+WINDOW 0 0 56 VBottom 2
+WINDOW 3 32 56 VTop 2
+SYMATTR InstName R4
+SYMATTR Value 261K
+SYMBOL voltage 512 160 R0
+WINDOW 123 0 0 Left 2
+WINDOW 39 0 0 Left 2
+SYMATTR InstName V1
+SYMATTR Value 5
+SYMBOL voltage -240 240 R90
+WINDOW 3 32 56 VTop 2
+WINDOW 123 74 56 VTop 2
+WINDOW 39 53 56 VTop 2
+WINDOW 0 -32 56 VBottom 2
+SYMATTR Value PULSE(2 1 5m 20m 20m 5m 50m)
+SYMATTR InstName V2
+TEXT 224 24 Bottom 2 ;TimerBlox\n500Hz to 2KHz Voltage Controlled Oscillator\nControl Voltage Ramps from 2V to 1V\nStartup Modeled
+TEXT 488 368 Left 2 !.tran 60m startup