Re: [Elecraft] K4D compatibility

2024-07-06 Thread Chuck Chandler
That's exactly what I did when I replaced my K3S with a K4D. I got around to telling my rig control software it was a K4 a few days later but it worked right from the start. 73 de Chuck, WS1L chandler...@gmail.com On Sat, Jul 6, 2024 at 11:16 AM Dave Sublette wrote: > I can't find a mail lis

[Elecraft] KX3 in a multi-radio environment like FD

2024-08-04 Thread Chuck Chandler
I'm considering adding a KXPA100-AT to my KX3 so I can take it to Field Day, etc. Is the KX3 as good as the K3 was in those situations, with multiple radios and antennas in close proximity to each other? Guidance from anyone who has used them in a similar environment would be appreciated! 73 de

Re: [Elecraft] KPA1500 Antenna Select Suggestion

2020-01-18 Thread Chuck Chandler
> Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:Elecraft@mailman.qth.net > > This list hosted by: http://www.qsl.net > Please help support this email list: http://ww

Re: [Elecraft] KPA1500 Antenna Select Suggestion

2020-01-18 Thread Chuck Chandler
: http://mailman.qth.net/mmfaq.htm > Post: mailto:Elecraft@mailman.qth.net > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to chandler...@gmail.com -- === Chuck Chandler chan

Re: [Elecraft] KPA1500 Antenna Select Suggestion

2020-01-18 Thread Chuck Chandler
> > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to chandler...@gmail.com > -- === Chuck Chandler chandler...@gmail.com === __

Re: [Elecraft] My prediction for Dayton 2020

2020-02-17 Thread Chuck Chandler
chair generals study strategy. Professionals study logistics." Caesar looked to his corn... 73 de Chuck, WS1L === Chuck Chandler chandler...@gmail.com === __ Elecraft mailing list Home: http://mailman.qth.

[Elecraft] K3S poor CW reported with N1MM+

2020-04-23 Thread Chuck Chandler
sue. Has anyone here had a similar problem? Any suggestions or hints? Many thanks es 73 de Chuck, WS1L -- === Chuck Chandler chandler...@gmail.com === __ Elecraft mailing list Home: http://mailman.qth.n

[Elecraft] Fwd: K3S poor CW reported with N1MM+

2020-04-24 Thread Chuck Chandler
ost melt into one another, making it hard to copy. It's certainly distinctive." Is there a menu to adjust CW rise time? Is a firmware reload worthwhile? I'm currently at the latest versions. 73 de Chuc

Re: [Elecraft] Fwd: K3S poor CW reported with N1MM+

2020-04-24 Thread Chuck Chandler
out there. The K3 won't let you do that. > > Side note: The Drake 4-line had the best sounding CW note, in my humble > opinion. > > -de John NI0K > > Chuck Chandler wrote on 4/24/2020 7:02 AM: > > Here's some further info quoted from a fellow who has worked me a do

[Elecraft] K3S Poor CW reported

2020-04-24 Thread Chuck Chandler
__ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: ht

Re: [Elecraft] K3S Poor CW reported

2020-04-24 Thread Chuck Chandler
My mistake. For mentions of KPA100 please read KPA3 100 watt amplifier! On Fri, Apr 24, 2020 at 19:35 Chuck Chandler wrote: > While I wait for my Winkeyer to be delivered I’m doing more testing, as I > can. We are moving in about a month and much of my stuff is packed > already. So

[Elecraft] K3S poor CW keying further investigation

2020-04-25 Thread Chuck Chandler
t key down enough to cause the slow rise time being reported? 73 de Chuck, WS1L -- === Chuck Chandler chandler...@gmail.com === __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo

[Elecraft] Power supply V drop - was poor CW on K3S

2020-04-25 Thread Chuck Chandler
and the direct emails from several fellows, and to Rich VE3KI for the on-air tests this morning! 73 de Chuck, WS1L -- === Chuck Chandler chandler...@gmail.com === __ Elecraft mailing list Home: http://

[Elecraft] Power supply update

2020-04-25 Thread Chuck Chandler
50 at rest, 14.44 full power out. The keying waveform looks better. I'll round up a local or two for some on-air tests later. Many thanks for the help! 73 de Chuck, WS1L -- === Chuck Chandler chandl

[Elecraft] Poor CW note more testing and a question (rather long-ish...)

2020-04-26 Thread Chuck Chandler
Elecraft support web page, but its the weekend and with them all working from home I wouldn't mind the collective wisdom of the group as to any other avenues of investigation. And, many thanks for the help so far! 73 de Chuck, WS1L -- === C

Re: [Elecraft] Poor CW note more testing and a question (rather long-ish...)

2020-04-26 Thread Chuck Chandler
livered to d...@elecraft.com > > __ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:Elecraft@mailman.qth.net > > This list hosted

Re: [Elecraft] Poor CW note waveform resolved

2020-04-27 Thread Chuck Chandler
__ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: ht

Re: [Elecraft] Poor CW note waveform resolved

2020-04-27 Thread Chuck Chandler
ice. 73 de Chuck, WS1L On Mon, Apr 27, 2020 at 9:08 AM Chuck Chandler wrote: > Well, I finally figured out why I was seeing a sausage-shaped waveform on > the P3. I looked very carefully at the photo of a CW waveform shown in the > P3 manual and tried to duplicate it exactly. I

[Elecraft] Blank emails

2020-04-27 Thread Chuck Chandler
For some reason when I send an email to the list from Windows Mail it shows up empty. Other clients seem ok. Anyone else seen this? 73 de Chuck, WS1L -- Sent from Gmail Mobile Chuck Chandler chandler...@gmail.com __ Elecraft mailing

[Elecraft] CW Note final update

2020-04-27 Thread Chuck Chandler
After changing the High Voltage tap to ensure my full-load HV was above the 60V recommended in the manual for the KPA500, on-air tests show my signal is now absent any ringing. bell-like or otherwise distinctive sound. It is reported as sounding perfect. Resolution of this issue involved ensuring

[Elecraft] Mail for Windows 10

2020-04-28 Thread Chuck Chandler
After reviewing several of my recent emails that came to the list as blank emails, and seeing a few of those every few days on this list from others, I am beginning to think the listserv here is configured to reject HTML Mail. The shack computer has Mail for Windows 10 on it, and that was used for

Re: [Elecraft] Mail for Windows 10

2020-04-29 Thread Chuck Chandler
p://reversebeacon.net>, now > spotting RTTY activity worldwide. > For spots, please use your favorite > "retail" DX cluster. > > On 4/29/2020 12:34 AM, Jim Brown wrote: > > On 4/28/2020 5:10 PM, Chuck Chandler wrote: > >> I am beginning to think the listserv her

Re: [Elecraft] Upper limits of KPA500?

2020-05-03 Thread Chuck Chandler
Normally high 50's to low 60's in a rag chew. During a CW contest running stations, it sits around 65C more or less. On Sun, May 3, 2020 at 5:53 PM Dave Cole wrote: > I hope others chime in with the operating temps they routinely see... > This is a very useful discussion. > > 73, and thanks, >

[Elecraft] Prolly a dumb mistake... no internal speaker output

2020-05-17 Thread Chuck Chandler
We are in the process of packing to move and I have to down-size the mess on my operating desk. As part of that the K3S was moved back and forth, and I removed the two external speakers I had been using. Now that I've done that I get no audio when the headphones are unplugged from the front jack.

Re: [Elecraft] Prolly a dumb mistake... no internal speaker output

2020-05-17 Thread Chuck Chandler
I tried setting SPKRS = 1 with no change. I plugged the two external speakers back in, and they are working normally. On Sun, May 17, 2020 at 1:09 PM Ron Manfredi wrote: > Try the default for speakers; set it to "1"? > > Ron WA2EIO > > > > On 5/17/2020 2:00 P

Re: [Elecraft] Ham radio as a side dish

2018-05-26 Thread Chuck Chandler
___ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:Elecraft@mailman.qth.net > > This list hosted by: http://www.qsl.net > Please help support this email l

[Elecraft] New member intro

2017-02-21 Thread Chuck Chandler
;ve got about 3 more years to retirement. I expect for now I'll likely read more than write, unless I have questions about the build or the operation. 73 de Chuck, WS1L -- === Chuck Chandler chandler...@gmail.com === ___

[Elecraft] New build K3S no speaker audio, low mic gain

2017-02-25 Thread Chuck Chandler
must be a mike setting, but I can't think of it. Tomorrow is sub-receiver installation... 73 de Chuck, WS1L -- === Chuck Chandler chandler...@gmail.com === __ Elecraft mailing list Home:

[Elecraft] Sub-RX no signals

2017-02-26 Thread Chuck Chandler
it's a simpler fix. 73 de Chuck, WS1L -- ======= Chuck Chandler chandler...@gmail.com === __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net

Re: [Elecraft] Sub-RX no signals

2017-02-26 Thread Chuck Chandler
Never mind... Walked back through the setup and realized I hadn't set the installed SubRX filters on all modes... just CW. All seems fine with the SubRX now. 73 de Chuck, WS1L On Sun, Feb 26, 2017 at 9:50 AM, Chuck Chandler wrote: > Well, the Sub receiver was installed this morning,

Re: [Elecraft] 80 Metre Verticals

2017-02-28 Thread Chuck Chandler
tinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:Elecraft@mailman.qth.net > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to chandler...@gmail.com > -- ===

[Elecraft] P3 menu to set ref level?

2017-03-02 Thread Chuck Chandler
noisy bands, average bands and quiet bands. 73 de Chuck, WS1L -- === Chuck Chandler chandler...@gmail.com === __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http

[Elecraft] More speaker musings

2017-03-07 Thread Chuck Chandler
ng bug, it worked PERFECT once I finished. Amazing, to me! However, when I keep reading posts about these speaker issues, I figured re-posting this might help someone track down whatever is the root cause. And, who knows, maybe that will help me, too. 73 de Chuck, WS1L -- ==

[Elecraft] Internal speaker problem

2017-03-11 Thread Chuck Chandler
de Chuck, WS1L -- === Chuck Chandler chandler...@gmail.com === __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This

Re: [Elecraft] [dxlab] WW and K3S FSK RTTY

2017-03-13 Thread Chuck Chandler
NlYwN2dGwEc2xrA3ZtYnJzBHN0aW1lAzE0ODk0NDA1Nzk-> >10 > > [image: Yahoo! Groups] > <https://groups.yahoo.com/neo;_ylc=X3oDMTJkaTM0MmViBF9TAzk3MzU5NzE0BGdycElkAzMwMDc4MzcEZ3Jwc3BJZAMxNzA1MDYzMTA4BHNlYwNmdHIEc2xrA2dmcARzdGltZQMxNDg5NDQwNTc5> > • Privacy <https://info.yahoo.

[Elecraft] Crosspost: K3S FSK shifts RX freq after Xmit

2017-03-13 Thread Chuck Chandler
, but blimey if I can figure it out. 73 de Chuck, WS1L -- === Chuck Chandler chandler...@gmail.com === __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: ht

[Elecraft] K3S front panel remove/replace tips?

2017-03-16 Thread Chuck Chandler
-wracking part of the kit. Thanks es 73 de Chuck, WS1L -- === Chuck Chandler chandler...@gmail.com === __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http

[Elecraft] Linear thoughts

2017-03-17 Thread Chuck Chandler
competition (or, at least within shouting distance.) 73 de Chuck, WS1L -- === Chuck Chandler chandler...@gmail.com === __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help

[Elecraft] Linear thoughts

2017-03-17 Thread Chuck Chandler
since it's going to be perfectly linear anyway..." Never mind that, how about the Solar Flux Enhancer? That's what we really need... 73 de Chuck, WS1L -- === Chuck Chandler chandler...@gmail.com === __

Re: [Elecraft] A or B?

2021-07-07 Thread Chuck Chandler
I'd like to see bug mode as an option... for those of us who still use a bug, I find I can send pretty well with a keyer in bug mode. Iambic (of whatever alphabetical variety) is pretty atrocious. 73 de Chuck, WS1L chandler...@gmail.com On Wed, Jul 7, 2021 at 3:18 PM Wayne Burdick wrote: > T

[Elecraft] KAT500/KPA500 with IC-7610?

2021-07-30 Thread Chuck Chandler
I'm currently running the K3S with the KAT500/KPA500 combo. It works great. I'm starting to look at what my next rig might be, and have tentatively narrowed it down to the K4 and IC-7610. I know the K4 will integrate with the KAT/KPA just as well as the K3 does. How about the IC-7610? Are ther

[Elecraft] KPA-500 270V ERR

2021-08-26 Thread Chuck Chandler
My KPA-500 has been running great for several years. Recently I noticed it was making the occasional extra "click" or "thunk" upon powering up or down. Usually it would "click" when powered up and again when powered down, but recently a few seconds after the first click there would be another one

[Elecraft] K2/100 in a high RF environment

2021-11-06 Thread Chuck Chandler
de Chuck, WS1L chandler...@gmail.com -- Sent from Gmail Mobile Chuck Chandler chandler...@gmail.com __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@

[Elecraft] K4D delivery time

2022-02-11 Thread Chuck Chandler
I’m getting serious about a new rig. Has anyone recently ordered a K4D and could you share the estimated delivery date? Many thanks! 73 de Chuck, WS1L -- Sent from Gmail Mobile Chuck Chandler chandler...@gmail.com __ Elecraft mailing

Re: [Elecraft] KPA500 Issue

2022-04-01 Thread Chuck Chandler
Hhhmmm... I'm coming late to this thread, as I wasn't paying attention before. Please forgive me if I have missed something but - I have, in the past, used both a K3S AND an old Yaesu FT-101ZD with my KPA/KAT 500 power combo. I *THINK* that is similar to what Jim is trying to do. Here is what I

[Elecraft] Progressive Tuning Rate

2018-01-02 Thread Chuck Chandler
Whooo-hooo. Sign me up. I would love to have the progressive tuning rate, that is something I miss from my past rigs. 73 es HNY de Chuck, WS1L -- === Chuck Chandler chandler...@gmail.com

[Elecraft] K3S and N1MM+ Logger question

2018-01-13 Thread Chuck Chandler
+ software to send audio files over the air, or to use the K3S to record audio files to be saved and sent later? 73 de Chuck, WS1L -- === Chuck Chandler chandler...@gmail.com === __ Elecraft mailing list

[Elecraft] OK, odd question

2018-02-14 Thread Chuck Chandler
rawn up? Curious. 73 de Chuck, WS1L Chuck Chandler chandler...@gmail.com __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.n

[Elecraft] KPA500/KAT500 Kit combo

2018-02-21 Thread Chuck Chandler
elay my toys! I am guessing I will not see much difference between the two amps in terms of effectiveness of the transmitted output signal in actually putting DX in the log, but I wonder what others have observed? 73 de Chuck, WS1L -- === C

[Elecraft] Antenna switching question

2018-02-22 Thread Chuck Chandler
huck, WS1L -- ======= Chuck Chandler chandler...@gmail.com === __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailm

Re: [Elecraft] KPA1500 arrived

2018-03-03 Thread Chuck Chandler
w.qsl.net/donate.html > Message delivered to chandler...@gmail.com > -- === Chuck Chandler chandler...@gmail.com === __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help

[Elecraft] KPA500/KAT-500-K

2018-03-05 Thread Chuck Chandler
refused to find a match when I was using low band antennas well outside their sweet spots. Nothing a button push wouldn't cure. Many thanks to the whole Elecraft gang for the great products! 73 de Chuck, WS1L -- === Chuck Chandler chandler...@gmai

[Elecraft] Planning the next filters

2018-03-08 Thread Chuck Chandler
skirt shape. I primarily DX, and operate in some contests as well. I know SSB contests really need a narrow SSB filter. Any suggestions on the matter from those who have gone this route before? 73 de Chuck, WS1L -- === Chuck Chandler chandler...@gmail.com

[Elecraft] Sub Rx Diversity

2018-03-12 Thread Chuck Chandler
for this purpose? Seems like a fairly broadband, low noise amp would do pretty well. 73 de Chuck, WS1L -- === Chuck Chandler chandler...@gmail.com === __ Elecraft mailing list Home: http://mailman.qth.net

[Elecraft] N1MM+ logger

2018-03-27 Thread Chuck Chandler
Somewhere I read a "cheat sheet" page for setting up my K3S with N1MM+ Logger. I'm installing N1MM+ on a new PC and can't find the cheat sheet anymore. Does this ring a bell with anyone? Would anyone have a copy or a link they could share? 73 de Chuck, WS1L -- =

[Elecraft] Elecraft SSB net

2017-03-26 Thread Chuck Chandler
Is there an SSB net on some Sunday's but not others? I saw an email last week but too late to check in. 73 de Chuck, WS1L -- Chuck Sent from my iPhone Chuck Chandler chandler...@gmail.com __ Elecraft mailing list Home:

Re: [Elecraft] Another really good reason to come to the Visailia DX convention this weekend...

2017-04-20 Thread Chuck Chandler
e help support this email list: http://www.qsl.net/donate.html > > Message delivered to w5...@comcast.net > > ______ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.

[Elecraft] K2 audio output question

2021-01-03 Thread Chuck Chandler
I've recently begun volunteering aboard the museum ship USS Slater, where they have a K2 in Radio Central. I've looked through the manual, but might have overlooked this. Is there a way to have both headphones and external speaker active at the same time? I'm thinking of being able to have audio

Re: [Elecraft] K2 audio output question

2021-01-05 Thread Chuck Chandler
Thanks for the tip! 73 de Chuck, WS1L chandler...@gmail.com On Mon, Jan 4, 2021 at 12:35 PM Geert Jan de Groot wrote: > On 04/01/2021 04:13, elecraft-requ...@mailman.qth.net wrote: > > Is there a way to have both headphones and external speaker active at the > > same time? I'm thinking of be

[Elecraft] K2 updates needed

2021-01-10 Thread Chuck Chandler
I've begun volunteering as part of the radio gang on board the museum ship USS Slater. There is a K2 there, Serial # 6980. Is there a method to determine what updates are available, and how to determine if they are already performed? I recall something recently on the list. 73 de Chuck, WS1L c

Re: [Elecraft] K2 updates needed

2021-01-11 Thread Chuck Chandler
pdates, lift the > cover to see which options are installed. > > 73, > Don W3FPR > > On 1/10/2021 9:14 AM, Chuck Chandler wrote: > > I've begun volunteering as part of the radio gang on board the museum > ship > > USS Slater. There is a K2 there, Serial # 6980

[Elecraft] K2 utility program

2021-01-25 Thread Chuck Chandler
Is there an Elecraft software program for the K2 similar to the Elecraft K3 Utility? I'm looking for something that will let me backup the configuration, edit the CW memories, etc. I went looking on the website and all I found was logging and remote control software. 73 de Chuck, WS1L chandler.

[Elecraft] K2 w/ KAT100 PC control

2021-01-30 Thread Chuck Chandler
. Does anyone make these cables by any chance? 73 de Chuck, WS1L -- Sent from Gmail Mobile Chuck Chandler chandler...@gmail.com __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net

[Elecraft] Occasional second radio use with KPA500

2021-02-04 Thread Chuck Chandler
I've been using the K3S, P3, KPA500 and KAT500 as my main radio. All three antennas are selected by the KAT500. I also have a second radio, an older Yaesu FT-101ZD. This rig can be switched into the lineup in place of the K3S. I sometimes enjoy using the older rig. In this manner the FT101ZD o

[Elecraft] KPA500 TX

2021-02-04 Thread Chuck Chandler
Just a follow-up to my question about using the KPA500/KAT500 with a second, older radio. I just finished some more testing and found that when I remove the AUX cable from the back of the KPA and try to put the KPA into TX with the keyline, it stays in RX. A continuity tester confirms the rig key

Re: [Elecraft] KPA500 TX with second radio SOLVED

2021-02-05 Thread Chuck Chandler
ows 25 watts of tube-generated CW gives 450 watts output. Looks like I'm in business. Just need to change the menu item when I switch radios. Many thanks to all for the help! 73 de Chuck, WS1L chandler...@gmail.com On Fri, Feb 5, 2021 at 7:12 AM Chuck Chandler wrote: > Just tried it

Re: [Elecraft] KPA500 TX with second radio SOLVED

2021-02-06 Thread Chuck Chandler
> So, the alternative solution is to leave the K3S attached, power it off, > wait until the KPA500 switches to 60 meters, then you can switch the KPA > into OPER mode, switch the input to the alternate rig, and start operating. > > 73! > Jack, W6FB > > > On Feb 5, 2

[Elecraft] The Most Interesting Ham in the World

2022-06-09 Thread Chuck Chandler
OK, I'll give it a try... People going to Bouvet read newsletters about him. In contests, he is always a multiplier. Your computer has a burning desire to work him on FT-8. If he were to QRM you, there is a plaque for that. His dummy load is on Honor Roll. 73 de Chuck, WS1L chandler...@gmail.co

Re: [Elecraft] Elecraft repair

2022-07-20 Thread Chuck Chandler
When my KPA500 needed repair I was told there was a group that repaired KPA500's alone. My turnaround was just under a month door to door. So different wait times for different gear sounds likely. 73 de Chuck, WS1L chandler...@gmail.com On Wed, Jul 20, 2022 at 2:00 PM James Bennett via Elecra

[Elecraft] P3 and TXMon, coupler For Sale

2023-01-01 Thread Chuck Chandler
New Years resolution to clean out the shack. Elecraft P3 panadapter, works great. Includes P3TXMON installed and one DCHF-2000 directional coupler covering 1.8-54 MHz, 2KW power handling. Asking $750 plus actual shipping, reasonable offers considered. 73 de Chuck, WS1L chandler...@gmail.com __

Re: [Elecraft] KAT500 no PC comms

2024-03-12 Thread Chuck Chandler
Two things I've noted with my KAT500 PC comms that you might want to quickly check: 1. More than once I've forgotten to stop the "KAT500 Remote" app before running the KAT500 Utility app. Since the Remote app is using the com port, it has to be stopped first. 2. That plug in the rear of the KAT5