K3 836 noTX

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K3 836 noTX

charles-70
ERR TXF error message received when attempting low power calibration.

No power out on CW or SSB.

I have studied the trouble shooting pages in the Owner's manual but cannot
find the answer.

Any suggestions please?

Charles - M0BIN

Sorry I should have stated that firmware revisions are:

MCU 1.88    DSP 1.70

Using Elecraft Utility version 1.1.4.1

Charles - M0BIN
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Re: K3 836 noTX

Don Wilhelm-4
Charles,

ERR TXF indicates that you have not selected the 2.7k (or 2.8k) filter
for CW and SSB transmit.  The transmit filters are to be set up per
mode.  See page 44 of the operator's manual.

73,
Don W3FPR

charles wrote:

> ERR TXF error message received when attempting low power calibration.
>
> No power out on CW or SSB.
>
> I have studied the trouble shooting pages in the Owner's manual but cannot
> find the answer.
>
> Any suggestions please?
>
> Charles - M0BIN
>
> Sorry I should have stated that firmware revisions are:
>
> MCU 1.88    DSP 1.70
>
> Using Elecraft Utility version 1.1.4.1
>  
>
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Re: K3 836 noTX

charles-70
In reply to this post by charles-70
>   ERR TXF  indicates you have not chosen the 2.7 or 2.8Khz filter as your
> transmit filter.  Until one or the other filter is assigned to the mode the
> radio will not transmit. I don't have my radio yet but I know this is the
> problem from reading the reflector the past 6 months! HI HI

Thanks Larry, the TX filter for CW and SSB is set as 2.7 KHz.

I also have the error code ERR TXG when attempting to set transmitter gain.

Charles

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Re: K3 836 noTX

charles-70
In reply to this post by charles-70
On Thursday 08 May 2008 12:24:22 Ian J Maude wrote:
> Make sure you are in band

Thanks Ian - I am definitely in band.

Charles
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Re: K3 836 noTX

charles-70
In reply to this post by charles-70
On Thursday 08 May 2008 12:38:18 Alexandr Kobranov wrote:

> check TX filter for SSB/CW in config. Setting is must for TX.

Thanks Alexa - see my reply to Larry

Charles
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Re: K3 836 noTX

charles-70
In reply to this post by Don Wilhelm-4
On Thursday 08 May 2008 13:11:04 Don Wilhelm wrote:

> ERR TXF indicates that you have not selected the 2.7k (or 2.8k) filter
> for CW and SSB transmit.  The transmit filters are to be set up per
> mode.  See page 44 of the operator's manual.

Thanks Don,  the 2.7 KHz filter is selected for CW and SSB.

Also FL1 FRQ is defined as -0.89. I get no change in received tone when
switching from CW to CWR.

I have also received the error message ERR TXG when attempting to set
transmitter gain on 160 metres.

I have a Bird thruline wattmeter in line with a dummy load and I have never
yet seen the K3 move the needle on the Bird dial :-)

I have the KAT3 ATU and when tapping ATU TUNE 5watts appears on the K£ RF watt
meter but there is no movement on the Bird needle.

I have the KPA3 but I presume that there is no point in installing it until
thie problem is resolved.

Charles

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Re: K3 836 noTX

Bill W4ZV
In reply to this post by charles-70

charles-70 M0BIN wrote
ERR TXF error message received when attempting low power calibration.

No power out on CW or SSB.

I have studied the trouble shooting pages in the Owner's manual but cannot
find the answer.
ERR TXF normally indicates CONFIG: FXTX is not set correctly (p.44 and 51 of manual).  It should be set to 2.7 or 2.8 for both CW and SSB.

73,  Bill
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Re: K3 836 noTX

charles-70
In reply to this post by charles-70
On Thursday 08 May 2008 13:49:00 [hidden email] wrote:

> I'll ask the obvious question and forgive me for doing so. In the CONFIG
> menu is setting for PA at nor? This should enable the PA.

Thanks for the reply Ed.
I have not yet installed the KPA3.
The Installation Manual calls for a low power test prior to installing the
KPA3.  I have not been able complete this test so far :-(

Page 51 of the Owner's Manual requires the setting of PA NOR only if the KPA3
is installed.  The same paragraph also refers to a KPAIO3 transition PC board
but I can find no mention of this item on the Elecraft web site.

Charles - M0BIN
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Re: K3 836 noTX

Greg - AB7R
In reply to this post by charles-70
Charles,

This means that somehow you do not have a correct filter setup for TX.  Go to the
FLTX config menu item and make sure you have it set to the FLx slot where either
your 2.7 or 2.8  filter is installed.  Do this for ALL MODES...including the ALT
modes....USB/LSB, CW and CW REV, Data and Data Rev.  AM and FM must use their
respective filters for TX.  

That SHOULD clear your problem.

-------------------------
73,
Greg - AB7R
Whidbey Island WA
NA-065


On Thu May  8  3:07 , charles  sent:

>ERR TXF error message received when attempting low power calibration.
>
>No power out on CW or SSB.
>
>I have studied the trouble shooting pages in the Owner's manual but cannot
>find the answer.
>
>Any suggestions please?
>
>Charles - M0BIN
>
>Sorry I should have stated that firmware revisions are:
>
>MCU 1.88    DSP 1.70
>
>Using Elecraft Utility version 1.1.4.1
>
>Charles - M0BIN
>_______________________________________________
>Elecraft mailing list
>Post to: [hidden email]
>You must be a subscriber to post to the list.
>Subscriber Info (Addr. Change, sub, unsub etc.):
> http://mailman.qth.net/mailman/listinfo/elecraft   
>
>Help: http://mailman.qth.net/subscribers.htm
>Elecraft web page: http://www.elecraft.com


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Re: K3 836 noTX

dave.wilburn
In reply to this post by charles-70
Your 2.7 / 2.8 filter is not setup for the transmit mode.  I found the
filter setup in the K3 firmware updater application much easier to use
than the config menus.  Take a look at your filter settings with that,
and the issue will likely be obvious.

You must have the 2.7 or 2.8 filter (which ever you have) set as your
transmit filter for each of the modes.


Dave Wilburn
K4DGW
K2/100 - S/N 5982
K3/100 - S/N 766

"For those who fought for it, freedom has a flavor the protected will
never know."


charles wrote:

> ERR TXF error message received when attempting low power calibration.
>
> No power out on CW or SSB.
>
> I have studied the trouble shooting pages in the Owner's manual but cannot
> find the answer.
>
> Any suggestions please?
>
> Charles - M0BIN
>
> Sorry I should have stated that firmware revisions are:
>
> MCU 1.88    DSP 1.70
>
> Using Elecraft Utility version 1.1.4.1
>
> Charles - M0BIN
> _______________________________________________
> Elecraft mailing list
> Post to: [hidden email]
> You must be a subscriber to post to the list.
> Subscriber Info (Addr. Change, sub, unsub etc.):
>  http://mailman.qth.net/mailman/listinfo/elecraft   
>
> Help: http://mailman.qth.net/subscribers.htm
> Elecraft web page: http://www.elecraft.com
>
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Re: K3 836 noTX

charles-70
In reply to this post by charles-70
On Thursday 08 May 2008 20:33:24 you wrote:
> You're correct....I thought you may have already installed it.
>
> Are  you holding TUN (not ant tun) long enough?  Maybe you are just
> activating the XMIT button with a tap.  You need to HOLD the button for at
> least 1/2 a second for the button to perform its secondary function (TUN in
> this case).
Greg, it doesn't matter how long I hold the TUNE button for - it doesn't
produce any power. The rig has never produced any power at all.
When the TUNE button is pressed for two or three seconds then VFO A shows zero
power - zero meaning 00 watts.
When the rig is in TEST mode there is no power out - as expected.
When the TEST mode is normal there is one bar showing on the rig RF meter.
During ATU TUNE there is five watts showing on the rig RF meter.
At no time is there any indication of power transmission on the Bird meter.

I've been trying to solve this problem since yesterday.  I went through the
configuration very carefully before I reported the problem to the reflector
in order to ensure that it was not a simple mistake on my behalf.
No one on the reflector has made a suggestion that I had not already
condidered.

The receive quality on SSB is superb, as is the CW and AM, it is the best
receiver I have ever heard apart from the Drake R-4C which I have. But you
don't need me to tell you that.

In my opinion the only people who have the equipment and the knowledge to find
the fault quickly are working in your premises.
I may be wrong and it could be a simple error in configuration that I have
overlooked, I would be delighted if someone could inform me of that.
The current firmware has been installed three times in case there was a
glitch.

The rig was put together very carefully and slowly using an anti-static mat
and a grounded wrist strap.No problems were encountered - it is a masterpiece
of design.  I have carfully assembled two K2's SN's 413 and 5901 without any
problems at all. I am currently using K2 5901 on CW and frequently receive
unsolicited comments on the quality of the tone. It is a fine little rig that
gives me great pleasure.  I consider the the five month wait for the K3 has
been well worthwhile but now I am faced with disappointment and worry as to
how this issue is going to be resolved.

Charles Rodgers - M0BIN

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Re: K3 836 noTX

Alexandr Kobranov
In reply to this post by charles-70
Maybe stupid Question - have you Jumper installed if you are without
PA yet?
I mean jumper close to rear panel which has to be removed during
install of PA 100W. Normally K3/10 are coming with this installed (as
mine) I do not know if you have k3/100

Lexa, -dst-

charles napsal(a):

> On Thursday 08 May 2008 13:49:00 [hidden email] wrote:
>
>> I'll ask the obvious question and forgive me for doing so. In the CONFIG
>> menu is setting for PA at nor? This should enable the PA.
>
> Thanks for the reply Ed.
> I have not yet installed the KPA3.
> The Installation Manual calls for a low power test prior to installing the
> KPA3.  I have not been able complete this test so far :-(
>
> Page 51 of the Owner's Manual requires the setting of PA NOR only if the KPA3
> is installed.  The same paragraph also refers to a KPAIO3 transition PC board
> but I can find no mention of this item on the Elecraft web site.
>
> Charles - M0BIN
> _______________________________________________
> Elecraft mailing list
> Post to: [hidden email]
> You must be a subscriber to post to the list.
> Subscriber Info (Addr. Change, sub, unsub etc.):
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>
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>
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