Update README, add LTSpice, add Render

LTSpice/Fluxus.log

@@ -55,21 +55,21 @@ Source Step = 93.9394%
 Source stepping succeeded in finding the operating point.
 
 
-Date: Mon May 03 11:33:57 2021
-Total elapsed time: 2.701 seconds.
+Date: Mon May 03 13:42:31 2021
+Total elapsed time: 2.755 seconds.
 
 tnom = 27
 temp = 27
 method = modified trap
-totiter = 14946
-traniter = 10087
-tranpoints = 2036
-accept = 1521
-rejected = 515
+totiter = 15181
+traniter = 10322
+tranpoints = 2108
+accept = 1576
+rejected = 532
 matrix size = 506
 fillins = 1014
 solver = Normal
-Thread vector: 13.9/8.2[10] 8.1/3.5[10] 2.3/1.6[6] 1.5/1.6[1]  2592/500
-Matrix Compiler1: 71.46 KB object code size  17.2/8.3/[3.7]
-Matrix Compiler2: 54.71 KB object code size  6.6/8.7/[2.6]
+Thread vector: 15.2/8.5[10] 7.6/3.3[10] 2.5/1.5[9] 1.6/1.7[1]  2592/500
+Matrix Compiler1: 71.46 KB object code size  17.0/8.0/[3.8]
+Matrix Compiler2: 54.71 KB object code size  6.7/7.5/[3.0]
 

LTSpice/Fluxus.net

@@ -1,21 +0,0 @@
-* E:\Documents\PCB Design\Fluxus\LTSpice\Fluxus.asc
-XU1 IN N006 5V -5V N006 ADA4610
-XU2 N007 N003 5V -5V N004 ADA4610
-XU3 N004 N005 5V -5V OUT ADA4610
-XU4 N002 N001 5V -5V N001 ADA4610
-R1 N007 N006 10k
-R2 0 N007 10k
-R3 N004 N003 10k
-R4 N001 N003 10k
-R5 N002 0 10k
-R6 N002 5V 10.05k
-R7 OUT N005 10k
-R8 N005 0 1k
-V1 5V 0 5
-V2 -5V 0 -5
-V3 IN 0 SINE(2.5 0.1 1Meg)
-R9 OUT 0 1Meg
-.tran 0 10u 0 0.1u
-.lib ADI1.lib
-.backanno
-.end

README.md

@@ -1,3 +1,21 @@
 # Fluxus
 
-In-line current probe for oscilloscopes
+## Concept
+A small direct attach current probe to be used with an oscilloscope.
+
+## Loose Requirements
+- Panel mount to oscilloscope
+- Powered via USB
+- ~+-20A measurement range
+- -3dB BW of ~1MHz
+- Bipolar current sensing
+
+## Part Choices
+- Current Sensor: CQ-3302
+- J-FET Opamp : ADA4610
+- Split-rail PSU: TPS65133
+- BNC Connector: 112420
+
+## Concept Renders
+![Render 1](./Renders/ConceptRender1.png)
+![Render 2](./Renders/ConceptRender2.png)