Version 4 SHEET 1 1136 680 WIRE -352 0 -368 0 WIRE -240 0 -272 0 WIRE -112 0 -240 0 WIRE -32 0 -112 0 WIRE 64 0 48 0 WIRE 288 0 64 0 WIRE 304 0 288 0 WIRE -240 16 -240 0 WIRE -112 16 -112 0 WIRE 288 48 288 0 WIRE -240 112 -240 96 WIRE -112 112 -112 80 WIRE -112 112 -240 112 WIRE -32 112 -112 112 WIRE 64 128 64 0 WIRE 64 128 32 128 WIRE -64 144 -400 144 WIRE -32 144 -64 144 WIRE -400 160 -400 144 WIRE 176 160 144 160 WIRE 288 160 288 128 WIRE 288 160 240 160 WIRE -64 176 -64 144 WIRE -400 256 -400 240 WIRE 288 272 288 160 WIRE 288 272 240 272 WIRE -64 288 -64 256 WIRE 48 288 -64 288 WIRE 144 288 144 160 WIRE 144 288 128 288 WIRE 176 288 144 288 WIRE -64 304 -64 288 WIRE 288 304 240 304 WIRE 288 320 288 304 WIRE -400 336 -400 320 WIRE -272 336 -272 320 WIRE -64 400 -64 384 WIRE 288 416 288 400 WIRE -400 432 -400 416 WIRE -272 432 -272 416 FLAG -368 0 0 FLAG -64 400 0 FLAG 288 416 0 FLAG 304 0 OUT FLAG -400 256 0 FLAG -400 144 IN FLAG -272 432 0 FLAG -400 432 0 FLAG -400 320 +V FLAG -272 320 -V FLAG 0 96 +V FLAG 208 256 +V FLAG 0 160 -V FLAG 208 320 -V SYMBOL LT1792 0 64 R0 WINDOW 0 28 34 Left 2 WINDOW 3 26 84 Left 2 SYMATTR InstName U1 SYMBOL res 64 -16 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 3.9K SYMBOL res -256 112 M180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R2 SYMATTR Value 100Meg SYMBOL res -256 -16 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value 200 SYMBOL res -80 160 R0 SYMATTR InstName R4 SYMATTR Value 100Meg SYMBOL res -80 288 R0 SYMATTR InstName R5 SYMATTR Value 1Meg SYMBOL res 144 272 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R6 SYMATTR Value 100K SYMBOL res 272 32 R0 SYMATTR InstName R7 SYMATTR Value 1Meg SYMBOL res 272 304 R0 SYMATTR InstName R8 SYMATTR Value 1Meg SYMBOL cap 240 144 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C2 SYMATTR Value .47µ SYMBOL voltage -400 144 R0 WINDOW 123 0 0 Left 2 WINDOW 39 27 101 Left 2 WINDOW 3 40 56 Left 2 SYMATTR SpiceLine Rser=1m Cpar=10p SYMATTR Value SINE(10m 10m 1K 3m) SYMATTR InstName V1 SYMBOL voltage -400 320 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V2 SYMATTR Value 10 SYMBOL voltage -272 320 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V3 SYMATTR Value -10 SYMBOL cap -128 16 R0 SYMATTR InstName C1 SYMATTR Value 100p SYMBOL LT1464 208 224 M0 WINDOW 0 -35 17 Right 2 WINDOW 3 -58 136 Left 2 SYMATTR InstName U3 TEXT 344 432 Left 2 !.tran 10m startup TEXT 8 -48 Bottom 2 ;LT1792 - Low Noise, Precision, JFET Input Op Amp\nLT1464 - Dual µPower, 1MHz C-Load pA Bias Current JFET Input Op Amps\nLow Noise Hydrophone Amplifier with DC Servo TEXT -616 440 Left 2 ;Note:\n If the simulation model is not found please update with the "Sync Release" command from the "Tools" menu.\n It remains the customer's responsibility to verify proper and reliable operation in the actual application.\n Component substitution and printed circuit board layout may significantly affect circuit performance or reliability.\n Contact your local sales representative for assistance. This circuit is distributed to customers only for use with LTC parts.\n Copyright © 2015 Linear Technology Inc. All rights reserved.