Version 4
SHEET 1 880 680
WIRE -96 80 -112 80
WIRE -16 80 -32 80
WIRE -256 112 -304 112
WIRE -224 112 -256 112
WIRE -112 112 -112 80
WIRE -112 112 -144 112
WIRE -16 112 -16 80
WIRE 32 112 -16 112
WIRE 96 112 32 112
WIRE 352 112 96 112
WIRE 464 112 416 112
WIRE 464 128 464 112
WIRE -112 144 -112 112
WIRE -96 144 -112 144
WIRE -16 144 -16 112
WIRE -16 144 -32 144
WIRE 32 144 32 112
WIRE -304 176 -304 112
WIRE 352 176 336 176
WIRE 432 176 416 176
WIRE -96 224 -112 224
WIRE -16 224 -32 224
WIRE 336 240 336 176
WIRE 336 240 304 240
WIRE 432 240 432 176
WIRE 528 240 432 240
WIRE 704 240 608 240
WIRE -112 256 -112 224
WIRE -112 256 -144 256
WIRE -16 256 -16 224
WIRE 32 256 32 224
WIRE 32 256 -16 256
WIRE 80 256 32 256
WIRE -304 288 -304 256
WIRE -144 288 -144 256
WIRE -112 288 -112 256
WIRE -96 288 -112 288
WIRE -16 288 -16 256
WIRE -16 288 -32 288
FLAG 464 128 0
FLAG -304 288 0
FLAG -256 112 Tx
FLAG 96 112 TxRx
FLAG -144 288 0
FLAG 80 256 Rx
SYMBOL PiezoElement 384 144 R0
WINDOW 0 1 63 Center 0
SYMATTR InstName X1
SYMATTR Value L=0.5m S=1e-4
SYMBOL SubstFin 576 240 R0
WINDOW 0 -2 -57 Center 0
SYMATTR InstName X3
SYMBOL SubstInf 752 240 R0
WINDOW 0 -3 -59 Center 0
SYMATTR InstName X4
SYMATTR Value2 d=7.9K V=5.17K
SYMBOL SubstInf 256 240 M0
WINDOW 0 -2 -59 Center 0
SYMATTR InstName X2
SYMATTR Value2 d=7.9K V=5.17K
SYMBOL Misc\\signal -304 160 R0
WINDOW 3 -44 175 Left 0
WINDOW 123 41 57 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value PULSE(0 100 1u 1n 1n 1u)
SYMATTR InstName V1
SYMBOL res -128 96 R90
WINDOW 0 -5 60 VBottom 0
WINDOW 3 37 63 VTop 0
SYMATTR InstName R1
SYMATTR Value 100
SYMBOL diode -32 64 R90
WINDOW 0 9 60 VBottom 0
WINDOW 3 22 6 VTop 0
SYMATTR InstName D1
SYMBOL diode -96 128 M90
WINDOW 0 11 6 VBottom 0
WINDOW 3 23 57 VTop 0
SYMATTR InstName D2
SYMBOL res 16 128 R0
WINDOW 0 43 46 Left 0
SYMATTR InstName R2
SYMATTR Value 100K
SYMBOL diode -32 208 R90
WINDOW 0 9 60 VBottom 0
WINDOW 3 22 6 VTop 0
SYMATTR InstName D3
SYMBOL diode -96 272 M90
WINDOW 0 11 6 VBottom 0
WINDOW 3 23 57 VTop 0
SYMATTR InstName D4
TEXT 240 160 Left 0 ;Iron
TEXT 552 160 Left 0 ;Water
TEXT -32 336 Left 0 !.tran 0 50u 0 0.5n
TEXT 424 88 Left 0 ;PZT-5
TEXT 728 160 Left 0 ;Iron
RECTANGLE Normal 848 320 160 144 2