Release 32 has been beta tested (R32.BETA2) and has now been moved to 
production status. 

See release notes below, or on our K4 software page, or view them in the 
updater on the K4 itself. (For your convenience, the list below shows all 
significant changes since production release 31.)

Software development is continuing in multiple areas, including remote control.

73,
Wayne
N6KR


* * *



==================== R32 (PRODUCTION) ======================

December 13, 2022


- SSB/ESSB TRANSMIT AUDIO LOW-FREQUENCY RESPONSE IMPROVED:  The nominal SSB 
transmit audio low-frequency rolloff can now be moved down from about 200 Hz to 
100 Hz. (Amplitude at 100 Hz then increases by nearly 20 dB.) This selection is 
made using the new "TX Audio LF Cutoff, SSB" menu entry. IMPORTANT NOTES: (1) 
The 100 Hz selection is *always* applied in ESSB mode. (2) In addition to using 
this new SSB setting, you can control the transmit passband in all modes using 
TX EQ. (3) If you use USB or LSB for audio DATA modes such as PACTOR that 
require fast turnaround times, you should not use the 100 Hz SSB setting, 
because it slows turnaround by about 20 milliseconds. (The high-performance 
digital filter required to obtain a lower passband has additional "taps," 
resulting in greater delay.)

- KPA1500 / KPA500 LOSS OF BUTTON PRESSES:  In previous releases, some amp 
front panel button presses could be missed by the K4 due to the concurrent 
handling of other band-change activity.

- RADIO LOCKUP DURING VFO MOVEMENT AT ~5600 KHZ:  One operator discovered a 
radio lockup when moving the VFO in the vicinity of 5600-5620 kHz. This was due 
to incorrect lookup of ATU LC segment data, which has now been corrected.

- TERMINATION OF DVR MESSAGES no longer causes occasional loss of mic audio.

- REPEATER OFFSETS are now correctly applied to VFO B when in SPLIT.

- IMPROVED EEPROM DATA VERIFICATION.


--------------------------------
FOR SOFTWARE DEVELOPERS & MACROS
--------------------------------

- The "TQX;" command now bypasses other command processing delays to provide a 
more real-time response during "TX;" / "RX;" command transitions.

- DUPLICATE "TX;" COMMAND while in transmit mode no longer exits transmit.

- ADDED "EE0;" command to reset all radio state and menu parameters to 
defaults, with the exception of factory calibration data.

- ADDED "TQX" GET COMMAND (extension to "TQ" TX status query):  If the GET 
query is "TQ;", then the K4 is considered to still be in transmit mode during 
the S-meter holdoff time (300 ms), even though receive audio can be heard. If 
the GET query is "TQX;", then the S-meter holdoff time is not considered to be 
part of the transmit state. This allows an application to find out more quickly 
when actual RF transmit has ended, which may result in a more responsive user 
interface (when playing DVR messages, for example).

- ADDED "AG$+nnn" (AF gain increment/decrement).

- ADDED "VC" command to properly handle configuration of per-mode coarse tuning 
steps. "VT" command also improved to correctly handle A/B VFO swaps, etc.

- IMPROVED "#HWFC" command to allow modification of waterfall color mode for 
both panadapters on the external monitor.

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