v2.4.0

No longer defaults to LSB and Filter 3 before running.
WBIR calibration and setting interface is simpler.
Three deep bandstack on all bands except 60m and GEN which are five deep.
Option to recall bandstacked modes and/or filters.
Option for combined control of spectrum and waterfall display levels on Avg button.
All Recording go to 'NaP3 Recordings' folder in My Documents.
Multiple RX Audio recordings timed and dated like IQ recordings.
IQ and RX Audio recordings separately identified.
Many display colours now have alpha (saturation) controls.
'Button Selected' colour now changes on the fly.
Span resize now works in Spanascope mode.
Squelch state in non-FM modes now saved and restored.
Setup tab changed to begin support for input devices other than sound cards.
VAC tab moved.
Orion 'Peak Reset' bug eradicated.
Full length click to tune line in SpanaFall mode.
Click to tune filter now disappears when cursor is off the display.
FFT Windowing function selectable again (there you go, Jeff).
'6m jump' caused by K3 CAT corruption written around. 
Frequency increments > the displayed span (e.g. rig memories) in Fixed mode now Centre.
+-1 sound sample offset for some cheap cards.
Input 'Calibrate' control now changes NaP3 gain.

Help file extended to cover changes including changing the bandstack depth with new database format.