diff --git a/Tarea Circuitos Simulados/invamp.asc b/Tarea Circuitos Simulados/invamp.asc
new file mode 100644
index 0000000000000000000000000000000000000000..c81734aa39d9d0bcdeaea9a8fe308a8168284e61
--- /dev/null
+++ b/Tarea Circuitos Simulados/invamp.asc	
@@ -0,0 +1,57 @@
+Version 4
+SHEET 1 880 680
+WIRE -240 -304 -240 -352
+WIRE -128 -304 -240 -304
+WIRE 192 -304 128 -304
+WIRE 352 -304 272 -304
+WIRE -128 -272 -128 -304
+WIRE -240 -256 -240 -304
+WIRE 32 -176 -32 -176
+WIRE 128 -176 128 -304
+WIRE 128 -176 112 -176
+WIRE 160 -176 128 -176
+WIRE 352 -160 352 -304
+WIRE 352 -160 224 -160
+WIRE -32 -144 -32 -176
+WIRE 160 -144 128 -144
+WIRE 352 -144 352 -160
+WIRE 128 -80 128 -144
+WIRE -32 -32 -32 -64
+FLAG 128 -80 0
+FLAG -32 -32 0
+FLAG -128 -272 0
+FLAG -240 -432 Vs+
+FLAG 192 -192 Vs+
+FLAG -240 -176 Vs-
+FLAG 192 -128 Vs-
+FLAG 384 -144 Vout
+IOPIN 384 -144 Out
+SYMBOL OpAmps\\OP77 192 -224 R0
+SYMATTR InstName U1
+SYMBOL res 128 -192 R90
+WINDOW 0 0 56 VBottom 2
+WINDOW 3 32 56 VTop 2
+SYMATTR InstName R1
+SYMATTR Value 1k
+SYMBOL res 288 -320 R90
+WINDOW 0 0 56 VBottom 2
+WINDOW 3 32 56 VTop 2
+SYMATTR InstName R2
+SYMATTR Value 10k
+SYMBOL voltage -32 -160 R0
+WINDOW 123 24 44 Left 2
+WINDOW 39 0 0 Left 0
+SYMATTR Value2 AC 1
+SYMATTR InstName Vin
+SYMATTR Value SINE(0 1 100 0 0 0 10)
+SYMBOL voltage -240 -448 R0
+WINDOW 123 0 0 Left 0
+WINDOW 39 0 0 Left 0
+SYMATTR InstName V2
+SYMATTR Value 15
+SYMBOL voltage -240 -272 R0
+WINDOW 123 0 0 Left 0
+WINDOW 39 0 0 Left 0
+SYMATTR InstName V3
+SYMATTR Value 15
+TEXT -520 -392 Left 2 !.ac oct 10 10 10MEG