://ftp.elecraft.com/K3/Manuals%20Downloads/E740107%20K3%20Owner's%20man%20D10.pdf
73
Frank
W3LPL
- Original Message -
From: "Dave Cole"
To: elecraft@mailman.qth.net
Sent: Monday, April 27, 2020 2:12:16 AM
Subject: Re: [Elecraft] Poor CW note more testing and a question (rather
I run my KPA500 with no ALC, and have from day 1. Somewhere I have seen
a recommendation, (I think by Elecraft), to not run ALC with the KPA500.
73, and thanks,
Dave (NK7Z)
https://www.nk7z.net
ARRL Volunteer Examiner
ARRL Technical Specialist
ARRL Asst. Director, NW Division, Technical
try that defaults
> to
> OFF. See page 29 of the K3S owner's manual.
>
> 73 de Dick, K6KR
>
> -Original Message-
> From: elecraft-boun...@mailman.qth.net
> On
> Behalf Of Andy Durbin
> Sent: Sunday, April 26, 2020 17:20
> To: elecraft@mailman.qth.net
> Su
Subject: Re: [Elecraft] Poor CW note more testing and a question (rather
long-ish...)
"In general, ALC between an amp and a rig is a recipe for clicks and
splatter. Most authorities advise against using it. This is not new -- it's
in the manual for Ten Tec legal limit amps from the late
"In general, ALC between an amp and a rig is a recipe for clicks and splatter.
Most authorities advise against using it. This is not new -- it's in the manual
for Ten Tec legal limit amps from the late '70s and for every amp I've owned
since."
The OP has a KPA500 and K3S interconnect by an
On 4/26/2020 1:37 PM, Andy Durbin wrote:
> I'm probably well out of my depth here but could this be caused by
> incorrectly configured ALC feedback from the KPA500 to the rig?
In general, ALC between an amp and a rig is a recipe for clicks and
splatter. Most authorities advise against using
I do use ALC between my KPA500 and my K3S. I do find that the ALC
setup and calibration is critical for correct operation. As to the
effects of it being set incorrectly, I can't say. I do know it must be
done for every band and the amp ALC will be displayed on my K3S. The
amp ALC THR
My HV shows 74 volts resting and 60 key down
k4ia, Buck
K3s# 11497
Honor Roll 8B DXCC
EasyWayHamBooks.com
On 4/26/2020 4:26 PM, Chuck Chandler wrote:
After several reports that my CW tone sounded less than perfect I've been
on a hunt for possible causes. Looking at the TX waveform on my P3
"I got the report that my CW sounds just fine until the amp is in line. Then it
is described as "some kind of artifact... like a bell sound... like a delay."
This is consistent with the other report I had been getting of a "ringing,
bell-like" note to my CW. This is most apparent at 30 wpm, as
After several reports that my CW tone sounded less than perfect I've been
on a hunt for possible causes. Looking at the TX waveform on my P3 it does
look more sausage-shaped than I see in the P3 manual.
So far I've determined my power supply was a little low and sagging a
little under full
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