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Default RTD "use" with regard to SPICE

Set up standard use configuration , according to RDF, "scaled" to a
1000 ohm (film) RTD.
Made narrow range plots of resistance VS temperature around three
temperatures of interest, with the bridge theoretically balanced WRT the
table from Minco; the RTD value from the equation provided by Minco (all
3 terms).
Note that the bridge is NOT balanced at the desired temperature.
WTF???

Version 4
SHEET 1 1220 680
WIRE 128 -16 -128 -16
WIRE 128 48 128 -16
WIRE 128 48 32 48
WIRE 224 48 128 48
WIRE 352 48 304 48
WIRE 224 128 192 128
WIRE 352 128 304 128
WIRE -128 144 -128 -16
WIRE 32 160 32 128
WIRE 32 160 0 160
WIRE 96 160 32 160
WIRE 192 160 192 128
WIRE 192 160 176 160
WIRE 304 192 304 128
WIRE 0 208 0 160
WIRE 192 208 192 160
WIRE 528 224 416 224
WIRE 560 224 528 224
WIRE 32 240 32 160
WIRE 224 240 224 192
WIRE 416 256 416 224
WIRE 528 256 528 224
WIRE 128 320 32 320
WIRE 224 320 128 320
WIRE 416 368 416 336
WIRE 528 368 528 336
WIRE 528 368 416 368
WIRE -128 384 -128 224
WIRE 128 384 128 320
WIRE 128 384 -128 384
WIRE 416 400 416 368
WIRE 128 432 128 384
FLAG 128 432 0
FLAG 416 400 0
FLAG 560 224 TEMP
FLAG 0 208 VM1
FLAG 192 208 VM2
SYMBOL res 16 32 R0
SYMATTR InstName R1
SYMATTR Value 1000
SYMBOL res 16 224 R0
SYMATTR InstName R2
SYMATTR Value 1K
SYMBOL res 208 224 R0
SYMATTR InstName R3
SYMATTR Value 1K
SYMBOL res 336 32 R0
WINDOW 3 31 89 Left 0
WINDOW 0 36 56 Left 0
SYMATTR Value 1000 TC={.0039083} {-5.775E-7} {-4.183E-12}
SYMATTR InstName R4
SYMBOL res 320 32 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 -31 10 VTop 0
SYMATTR InstName R5
SYMATTR Value 1
SYMBOL res 320 112 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 -29 23 VTop 0
SYMATTR InstName R6
SYMATTR Value 1
SYMBOL res 320 176 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 4 -2 VTop 0
SYMATTR InstName R7
SYMATTR Value 1
SYMBOL res 192 144 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R8
SYMATTR Value 1E6
SYMBOL voltage -128 128 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 1V
SYMBOL voltage 416 240 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 20
SYMBOL res 512 240 R0
SYMATTR InstName R9
SYMATTR Value 1K
TEXT 408 -24 Left 0 !.dc TEMP 0 200 1
TEXT 416 8 Left 0 ;PLOT I(R8)
TEXT 512 80 Left 0 !.OPTIONS TNOM=0
TEXT 80 -56 Left 0 ;Want 3 plots on same pane: STEP R1 1077.935 1385.055 1703.271

Attached Thumbnails
RTD "use" with regard to SPICE-rtd1077-935-gif  RTD "use" with regard to SPICE-rtd1385-055-gif  RTD "use" with regard to SPICE-rtd1703-271-gif  
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