Version 4 SHEET 1 1072 704 WIRE 224 240 224 144 WIRE 224 400 224 320 WIRE 320 144 224 144 WIRE 400 144 320 144 WIRE 400 160 400 144 WIRE 400 256 400 240 WIRE 400 272 400 256 WIRE 400 400 400 352 FLAG 400 400 0 FLAG 224 400 0 FLAG 320 144 1 FLAG 400 256 2 SYMBOL res 384 144 R0 SYMATTR InstName R1 SYMATTR Value 10k SYMBOL res 384 256 R0 SYMATTR InstName R2 SYMATTR Value 1k SYMBOL voltage 224 224 R0 WINDOW 0 -82 58 Left 0 WINDOW 3 24 104 Invisible 0 WINDOW 123 -82 86 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName Vin SYMATTR Value 0 SYMATTR Value2 AC 1 TEXT 160 448 Left 0 !.noise v(2,0) vin dec 100 1 1k TEXT 40 40 Left 0 ;The waveform viewer can integrate noise over a bandwidth \nby + left mouse button clicking on the corresponding \ndata trace label (at the top of the waveform viewer).