What's New
             ==========

Dec 8, 2012 Version 542
1. Fixed custom cal for Port B.


July 11, 2012 version 538
1. Cal Port B from 5KHz to 100KHz in 5KHz increments using Standard Cal.


May 1, 2012 version 536
1. Port B works with DDS amplitude down to 5%.
2. Comment entered for cal file works with custom cal.
3. Fixed flag for plotting S11.
4. Cal port B alone, without having to re-cal Port A.


Aug 28, 2011 version 530
1. TDR function has been added
2. Alternate colors during Rescan and Recycle.
3. Crystal measurement procedure has been improved.


Mar 3, 2011 version 520J
1. Fixed a problem with the crystal measurement routine.

Aug 30, 2010 version 520
1. Fixed a problem with the config file that caused the program to sometimes hang up.
 

Aug 24, 2010 version 514C
1. External control function has been upgraded so it doesn't use as much of the cpu time.
2. Custom calibration has been fixed so the scan range can be as large as the calibration range.