$ 1 32 0.00390625 0 5 50 Black 2048 992 true

a 544 256 672 256 0 15 -15 1000000
> U1
r 704 96 448 96 0 100000 2
r 352 224 96 224 0 50000 2
g 96 224 64 224 0
w 352 224 384 224 0 0 0 0 0
w 384 224 544 224 0 0 0 0 0
w 448 96 384 96 0 0 0 0 0
w 384 96 384 224 0 0 0 0 0
r 352 448 352 512 0 1200 2
c 224 448 224 512 8 0.00013 50 0.001
g 256 544 256 576 0
c 704 384 608 384 8 0.00013 50 0.001
r 416 384 544 384 0 1200 2
w 224 448 352 448 0 0 0 0 0
w 224 512 256 512 0 0 0 0 0
w 256 512 352 512 0 0 0 0 0
w 256 544 256 512 0 0 0 0 0
w 416 384 352 384 0 0 0 0 0
w 352 384 352 448 0 0 0 0 0
w 544 288 352 288 0 0 0 0 0
w 352 288 352 384 0 0 0 0 0
w 544 384 608 384 0 0 0 0 0
w 864 384 864 256 0 0 0 0 0
w 864 384 704 384 0 0 0 0 0
w 864 96 704 96 0 0 0 0 0
w 864 256 864 96 0 0 0 0 0
s 736 256 800 256 0 0 false
w 800 256 864 256 0 0 0 0 0
w 736 256 672 256 0 0 0 0 0
a 1024 288 1152 288 9 12 0 1000000
> U2
R 1088 224 1088 160 0 0 1 12 0 0 0.5 
g 1088 448 1088 480 0
w 1088 352 1088 416 0 0 0 0 0
w 1088 416 1088 448 0 0 0 0 0
w 1024 320 992 320 0 0 0 0 0
w 992 320 992 416 0 0 0 0 0
w 992 416 1088 416 0 0 0 0 0
w 1024 256 864 256 0 0 0 0 0
181 1344 288 1344 352 0 0 10 12 0.4 0.4
g 1344 352 1344 416 0
w 1344 288 1152 288 0 0 0 0 0
x 416 32 448 32 9 18 Classic%20Weinbridge%20Oscillator%2C%20%E2%89%88%201.0%20Hz.%20
x 960 128 992 128 9 18 Single%20supply%20Comparator%2012V.%20
x 736 288 768 288 9 17 Kill%20Switch
o 0 0 0 0 3 1 5 1 -0.00265888313591413 5 E0.3 1 E29.3 2