Re: Assembling portable kit for QMX
#antenna
#qmx
Thanks for that Rod, I am still experimenting, will try your method,
Cheers
Martin
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Sent: Thursday, February 22, 2024 10:07 AM
To: [email protected]
By
Martin Hanraads
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#118505
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Re: #QMX first powered test -- is this right?
#qmx
Thanks, Ludwig, good question.? The ViFly, with no load connected, registers 40mA on my bench supply's meter, same as with the QMX connected.? This implies that the QMX isn't drawing anything, so I
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Eric Hansen, KB1VUN
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#118504
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Re: QMX Audio Noise when switching to Digital mode
Thank you Adrian.
The IQ mode is not enabled. Also, I tried a factory reset but the issue remains.
73, Matt
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Matt - W6CSN
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#118503
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Re: QMX Rev 1 Watt & SWR meter problem
#transmitpower
#troubleshoot
#troubleshooting
#qmx
I really do not want to drill them, either. So, you actually got them to clear with the solder wick?
"I soldered a capacitor in the wrong place on one of my kits and managed to successfully remove it
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Karl
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#118502
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WTB OHR Explorer II
I am looking for an OHR Explorer II from the 1990s. Does anyone have
one ?
Kris KM2KM@...
By
Kris KM2KM <KM2KM@...>
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#118501
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Re: QMX HIGH BAND NO RF OUT AFTER ANOTHER 10 hour WSPR TRANSMISSION
My guess is that this is a firmware bug.
My QMX Low Bander does the same thing if I leave it on over night.
Hans is making great progress though with all the updates:)!
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Michael N2ZDB
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#118500
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Re: QMX Audio Noise when switching to Digital mode
Hello,
Isn't the "IQ mode" setting in the "Digi interface" menu enabled, by any chance?
If not, you may also try a factory reset.
Regards,
YO3GFH
op. Adrian
By
Adrian YO3GFH
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#118499
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QMX 12V high RX current
#qmx
Hi OMs
I could not remove the original problem - a large current on the receiver (about 168mA), but I use the QMX radio in both DIGI and CW mode and it works fine.
I tested the radio again in
By
?rom Roman
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#118498
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Re: Rotary encoder problem
#qmx
#rotaryencoder
Additional information:
using terminal - Hardware tests
rotate the encoder in a medium speed
the arrow shown is ok but sometimes for a moment an arrow in the wrong direction is flashing up
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@Ludwig_DH8WN
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#118497
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QMX Audio Noise when switching to Digital mode
I finished assembling a high-band QMX on a 2023 Rev 2 board. First power up, no smoke! Everything seems pretty good except for when I tap the left encoder to enter digital mode, a horrible screeching
By
Matt - W6CSN
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#118496
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Re: #QMX first powered test -- is this right?
#qmx
Be aware you need around 160 mA to start the QMX.
By
@Ludwig_DH8WN
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#118495
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Re: #qmx #shipping update
#shipping
#qmx
Thank you so much, Hans, for the reply.
I really appreciate your customer care and especially your responsiveness to your vast?market.
CharlesK5KXJ
By
C R Murrell
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#118494
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Re: #QMX first powered test -- is this right?
#qmx
Which current if you remove the power connector from the QMX? How much power consumption by the ViFly ShortSaver 2?
73, Ludwig
By
@Ludwig_DH8WN
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#118493
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Rotary encoder problem
#qmx
#rotaryencoder
Hi,
sorry if this topic was discussed before but I couldn't find it.
Yesterday I finished my second QMX (20 m - 10 m). I found problems related to the right rotary encoder.
When dialing the
By
@Ludwig_DH8WN
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#118492
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Re: Praising Jeffery Moore W1NC
The QRP Labs ecosystem is a great place to live.
--
Chris / W2BPL
By
Chris / W2BPL
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#118491
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#QMX first powered test -- is this right?
#qmx
I finished construction of high-band QMX rev2 (2024), 9V version.? Checked and rechecked all my soldering under magnification and probed for shorts with an ohmmeter.? Time to apply power and do the
By
Eric Hansen, KB1VUN
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#118490
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Re: QMX Rev 1 Watt & SWR meter problem
#transmitpower
#troubleshoot
#troubleshooting
#qmx
Firstly please don’t drill the holes out.
It’s a multi layer board and there may be inter-layer connections, I don’t know for sure but just saying.
I soldered a capacitor in the wrong place on
By
Rowan G0KLH
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#118489
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Re: 10W HF Linear PA kit
In this URL you can find the method used to measure the output impedance.
https://www.hamcom.dk/VNWA/VNWA%20measurements%20of%20PA%20output%20Z.pdf
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Guido ON7CH
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#118488
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Re: QMX on Inovato Quadra
No, I did not. I'll look into that as well. It may be Sunday before I can fiddle with it, but I'll post my results here. Thank you!
By
mordan42
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#118487
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Re: QMX Rev 1 Watt & SWR meter problem
#transmitpower
#troubleshoot
#troubleshooting
#qmx
I have cleared solder holes by simply heating the pad and displacing the
solder with a toothpick. Sometimes it helps to whittle the toothpick to
the right diameter.
73,
Bob W7DIT
>
By
Bob C
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#118486
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