Version 4 SHEET 1 912 712 WIRE 192 80 192 32 WIRE 192 -96 192 -48 WIRE 192 -176 192 -224 WIRE 192 -224 464 -224 WIRE 544 -224 592 -224 WIRE 720 -224 720 -192 WIRE 720 -128 720 -96 WIRE 672 -224 720 -224 WIRE 720 -224 832 -224 WIRE 832 -224 832 -208 WIRE 832 -128 832 -96 WIRE 192 208 192 160 WIRE 192 288 192 320 FLAG 192 320 GND FLAG 720 -96 0 FLAG 720 -224 out FLAG 832 -96 0 SYMBOL BV 192 64 R0 SYMATTR InstName B1 SYMATTR Value V=rand(time*1e5+0.2131e9) SYMBOL bv 192 -64 R0 SYMATTR InstName B2 SYMATTR Value V=rand(time*1e5+0.0911e9) SYMBOL bv 192 -192 R0 SYMATTR InstName B3 SYMATTR Value V=rand(time*1e5) SYMBOL res 448 -208 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R1 SYMATTR Value 50 SYMBOL cap 704 -192 R0 SYMATTR InstName C1 SYMATTR Value 100n SYMBOL ind 576 -208 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 5 56 VBottom 0 SYMATTR InstName L1 SYMATTR Value 0.5m SYMBOL res 816 -224 R0 SYMATTR InstName R2 SYMATTR Value 50 SYMBOL voltage 192 192 R0 WINDOW 3 29 93 Left 0 WINDOW 123 29 121 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V1 SYMATTR Value -1.5V SYMATTR Value2 AC 2 TEXT 184 -304 Left 0 !.tran 0 100m 0 1u TEXT 184 -344 Left 0 ;.ac dec 100 10 100k TEXT 192 -480 Left 0 ;White Gaussian Noise Generator\n \nFg=30kHz