[Elecraft] K3 BETA Firmware Release -- MCU Revision 2.10

N2TK tony.kaz at verizon.net
Wed Jun 25 12:21:24 EDT 2008


Is it me (most likely) but I can't download k3fw2r02.zip. I get a message
"Internet Explorer can't download k3fw2r02.zip from ftp.elecraft.com. 
Any ideas?
Tnx
N2TK, Tony

-----Original Message-----
From: elecraft-bounces at mailman.qth.net
[mailto:elecraft-bounces at mailman.qth.net] On Behalf Of wayne burdick
Sent: Wednesday, June 25, 2008 12:08 PM
To: Elecraft Reflector
Subject: [Elecraft] K3 BETA Firmware Release -- MCU Revision 2.10

K3 beta-test firmware revision 2.10 is now available. Full details 
appear below and in the release notes.

The use of beta-test firmware is encouraged, but optional. Please send 
any problem reports to k3support at elecraft.com.

For instructions on how to obtain and load beta firmware, please see:

   http://www.elecraft.com/K3/k3_software.htm

73,
Wayne
N6KR

* * *

MCU 2.10 / DSP 1.81, 6-22-08

* SYNTHESIZER: Tuning and band-change improvements (prevents ERR PL1, 
etc.).

* NARROW FILTERS IMPROVED: Gain balanced for "FIR" filters (CW and data 
modes).

* NOISE BLANKER can now be used with AGC turned off.

* DENOISER (NR): Gain balance improved in SSB and AM modes.

* EXT ALC voltages adjusted to match resistors called out in EXT ALC 
mod document
   (on the K3 mods page).

* TX/RX switching time improvement in DATA-S mode ("SYNC Data", for 
AMTOR, etc.).

PC Control Command Changes (for application software developers):

* "PC" (PWR READ) IN K22 MODE now supplies correct value for QRO (KPA3) 
on/off.

* "FA/FB" BAND CHANGE now saves mode for old band before switching to 
new band.
    This prevents problems with per-mode bandwidth, etc., following band 
changes.

* "MD" COMMAND FIXED:  On 6 m, CW norm/reverse were being reported 
backwards.
   On all bands, DATA A and PSK-D were reversed for both get and set 
(AFSK A and
   FSK-D were correct). NOTES: When an "MD" command is used to switch 
between
   data normal and reverse, it applies to both DATA A and PSK-D (if 
either of these was
   in effect), or AFSK A and FSK-D (if either of these was in effect).

   NOTE: An extension to the "MD" command is in the works to directly 
get/set K3 data modes.
   Meanwhile, you can use "SWH43;" to emulate pressing the DATA MD 
switch, then "DB"
   to retrieve the data mode text string from VFO B, and "UPB;" / "DNB;" 
to change the mode.


---

http://www.elecraft.com

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