Version 4.1
SHEET 1 1600 680
WIRE -208 -32 -240 -32
WIRE -80 -32 -128 -32
WIRE 80 -32 -80 -32
WIRE 224 -32 160 -32
WIRE 336 -32 224 -32
WIRE 416 -32 336 -32
WIRE 224 16 224 -32
WIRE 416 16 416 -32
WIRE -240 32 -240 -32
WIRE -240 144 -240 112
WIRE 112 144 -240 144
WIRE 224 144 224 80
WIRE 224 144 112 144
WIRE 416 144 416 96
WIRE 416 144 224 144
WIRE 112 160 112 144
FLAG 112 160 0
FLAG -80 -32 in
FLAG 336 -32 out
SYMBOL cap 208 16 R0
SYMATTR InstName C2
SYMATTR Value 10nF
SYMBOL voltage -240 16 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value ac 1.
SYMBOL res -112 -48 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R_source
SYMATTR Value 50R
SYMBOL res 400 0 R0
SYMATTR InstName R_load
SYMATTR Value 100k
SYMBOL res 176 -48 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 1k
TEXT -136 -408 Left 5 ;low pass filter, RC.
TEXT -312 192 Left 2 !.ac dec 100 100 1E9
TEXT -256 -352 Left 4 ;Instructions
TEXT -256 -312 Left 2 ;click on run\nthen click on cct node "out"\nthe node "out" rolls off at 20dbs /decade.
TEXT -256 -176 Left 2 ;Resistive filters like this one are restricted to use at low power.\nThat is you would use them on a signal, but not for significant power.
TEXT -248 -216 Left 4 ;Description