* Z:\home\khalils\Downloads\files\data\raw_asc\LT1115.asc
* Generated by LTspice 26.0.1 for Windows.
* RIAA Phonograph Preamplifier
* Library below included based on ModelFile attribute of instance XU2 (C:\users\khalils\AppData\Local\LTspice\lib\sym\OpAmps\LT1010.asy)
* Library below included based on ModelFile attribute of instance XU1 (C:\users\khalils\AppData\Local\LTspice\lib\sym\OpAmps\LT1115.asy)
R4 N006 N005 17.8K
V3 IN 0 ac 1
R2 +V N001 49.9
R7 N004 N007 232.6
C4 N007 0 4.7
C3 N007 0 2200
XU1 IN N004 +V -V N002 LT1028 ;pnba In+)In-)V+)V-)OUT
V2 -V 0 -18
R1 N005 N004 499
XU2 N003 +V -V N001 OUT LT1010 ;pnba In)V+)V-)Bias)OUT
R3 N003 N002 100
C2 N006 N005 3900p
R5 OUT N006 210K
C5 IN 0 50p
C1 OUT N006 .015
V1 +V 0 18
R6 OUT N007 82.5K
R8 IN 0 47.5K
D1 N002 -V 2N4304
.model D D
.lib C:\users\khalils\AppData\Local\LTspice\lib\cmp\standard.dio
.ac oct 100 10 20K
.model 2N4304 D(Ron=500 Ilimit=2m)
.lib LT1010.lib
.lib LT1028.lib
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 896 756
WIRE 496 96 496 80
WIRE 496 96 480 96
WIRE 512 96 496 96
WIRE 512 112 512 96
WIRE 192 208 192 192
WIRE 480 208 480 96
WIRE 512 208 512 192
WIRE -48 224 -144 224
WIRE 48 224 -48 224
WIRE 160 224 48 224
WIRE -144 240 -144 224
WIRE -48 240 -48 224
WIRE 48 240 48 224
WIRE 304 240 224 240
WIRE 352 240 304 240
WIRE 464 240 432 240
WIRE 624 240 528 240
WIRE 656 240 624 240
WIRE 160 256 128 256
WIRE 304 272 304 240
WIRE 192 288 192 272
WIRE 496 304 496 272
WIRE -144 336 -144 320
WIRE -48 336 -48 320
WIRE 48 336 48 304
WIRE -400 352 -400 336
WIRE -272 352 -272 336
WIRE 304 352 304 336
WIRE 128 416 128 256
WIRE 144 416 128 416
WIRE 272 416 224 416
WIRE 320 416 272 416
WIRE 432 416 400 416
WIRE 464 416 432 416
WIRE 576 416 544 416
WIRE 624 416 624 240
WIRE 624 416 576 416
WIRE -400 448 -400 432
WIRE -272 448 -272 432
WIRE 128 464 128 416
WIRE 272 512 272 416
WIRE 336 512 272 512
WIRE 432 512 432 416
WIRE 432 512 400 512
WIRE 480 512 432 512
WIRE 576 512 576 416
WIRE 576 512 544 512
WIRE 128 592 128 544
WIRE 240 592 128 592
WIRE 400 592 240 592
WIRE 624 592 624 416
WIRE 624 592 480 592
WIRE 128 608 128 592
WIRE 240 608 240 592
WIRE 128 688 128 672
WIRE 240 688 240 672
SYMBOL res -64 224 R0
SYMATTR InstName R8
SYMATTR Value 47.5K
SYMBOL cap 32 240 R0
SYMATTR InstName C5
SYMATTR Value 50p
SYMBOL res 240 400 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 499
SYMBOL res 112 448 R0
SYMATTR InstName R7
SYMATTR Value 232.6
SYMBOL diode 288 272 R0
SYMATTR InstName D1
SYMATTR Value 2N4304
SYMBOL opamps\\LT1010 496 176 R0
SYMATTR InstName U2
SYMBOL res 448 224 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 100
SYMBOL voltage -272 336 R0
SYMATTR InstName V1
SYMATTR Value 18
SYMBOL opamps\\LT1115 192 304 M180
WINDOW 0 8 96 Left 2
WINDOW 3 13 28 Left 2
SYMATTR InstName U1
SYMBOL res 496 96 R0
SYMATTR InstName R2
SYMATTR Value 49.9
SYMBOL cap 224 608 R0
SYMATTR InstName C4
SYMATTR Value 4.7
SYMBOL voltage -144 224 R0
SYMATTR InstName V3
SYMATTR Value ac 1
SYMBOL cap 112 608 R0
SYMATTR InstName C3
SYMATTR Value 2200
SYMBOL cap 400 496 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 3900p
SYMBOL cap 544 496 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value .015
SYMBOL voltage -400 336 R0
SYMATTR InstName V2
SYMATTR Value -18
SYMBOL res 416 400 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 17.8K
SYMBOL res 560 400 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 210K
SYMBOL res 496 576 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 82.5K
FLAG -272 448 0
FLAG 192 288 +V
FLAG -272 336 +V
FLAG 192 192 -V
FLAG -400 448 0
FLAG -400 336 -V
FLAG 496 304 -V
FLAG 496 80 +V
FLAG 304 352 -V
FLAG 240 688 0
FLAG 128 688 0
FLAG -48 336 0
FLAG 48 336 0
FLAG -144 336 0
FLAG 656 240 OUT
FLAG -144 224 IN
TEXT -424 592 Left 2 !.ac oct 100 10 20K\n.model 2N4304 D(Ron=500 Ilimit=2m)
TEXT 272 128 Bottom 2 ;RIAA Phonograph Preamplifier