1-22-10


New features in AIM_688B  Jan 22, 2010:

' version 688B
' Hang up problem in recycle mode has been fixed.
' This version is essentially the same as AIM_688A.  It can be put in the same folder to replace 688A.


AIM_688  Jan 7, 2010:

' version 688  1-07-10
' Option to set scan limits to correspond to the custom cal file when it's loaded.
' Min scan width reduced to 1KHz.
' Stop numbering SWR scale with values less than one.
' increase cal and data scan points to 30000.
' Quarter wave tuning stub routine is more robust.

' version 685A

' Fixed the frequency that's output to the *.csv file. 

'version 685

' 8-11-09 : Fixed Config file with correct name for voice sounds
' 7-20-09 : Add Zomag measurement function.
' 6-5-09  : Smith chart jam sets Zsm=Z0 if the poweraim is not being used.  
' 6-3-09  : Fixed "distance to fault" so it uses only the first zero crossing if cable is less than 500 feet long.

'version 684C
' 5-18-09 : If averaging is > 16, leave it at that user specified value for calibration.

' version 684A
' 4-28-09 : Test the file after Save_Scan to make sure it was really saved. Disk might be full or write protected.
' 4-10-09 : Made all windows except w1 topmost so they won't be hidden by w1

' version 682
' 3-30-09 :  Close marker data window when a marker is added or deleted.

' version 680

' 3-16-09  : Multiple Smith charts with Zoom and rotation options.
             20 Markers with SWR graphic display and numeric data.  
             AIM4170 manual has been updated.
' 3-14-09 : Added Recycle Marker update mode.
' 3-14-09 : Add marker data and multiple smith charts to menu for regular AIM4170.
' 3-1-09   : Electrical length is displayed on Smith chart.

' Version 675:

' 12-07-08 : Low freq resolution alert based on the average delta in Zmag between sucessive data points.
             Option set in config file=3% F.S. (If Zmag changes too much, a smaller freq step is recommended)

' 11-22-08 : Enter Zo dialog box has increment/decrement buttons and refreshes graph

' 11-06-08 : Test for RF overload and open relay immediately.
 
' 11-1-08   : Gray out band names if they are not enabled (start freq < 0.1)

' 11-1-08   : After custom cal, a comment displays the start/stop/delta limits on the graph.

' 10-22-08 : Increased precision of xtal parameter display for more accurate xtal filter calculations.

' 10-21-08 : Speed up display rate of Smith chart in Point Date Tune mode.

' 09-30-08 : Menu item (under 'Help') to check for program update.  

' 09-10-08 : Smith chart option in Point Data window. Updated in real time while
             adjustments are being made.
   
' 09-04-08 : Option to start plot at freq=0. This makes the frequency divisions along
             the horizontal axis easier to read in some cases.

' 09-03-08 : Click on .scn file to launch program and display the .scn file.
'            First, right click on a *.scn file and then select AIM_665N.exe to open the file.
' 
' 09-02-08 : Show date and time on Smith chart.

' 08-18-08 : Option to load and overlay graphs.  Freq scales must be the same.

' 08-18-08 : Custom cal start freq can be as low as 100KHz. 
            
' 07--29-08: Graph legend is in a separate window that can be repositioned. 

' 07-10-08 : Plot Q on same scale as SWR & Rho.
  
' 07-08-08 : Continuous display of Q in data window on right side.