Re: #qmx video: 52 tips for building your QMX successfully
#qmx
Here we found it easier to achieve precise alignment of the SMPS boards if
the spacer nuts are NOT drilled out. The reason is that drilling them out,
or shoving a soldering iron through them, either
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Hans Summers
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#108578
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Re: #qmx video: 52 tips for building your QMX successfully
#qmx
Hans says it’s best to do it as he shows in the video to keep the boards
properly oriented. Looked really easy to do the way he demonstrated. It’s
an ongoing process of finding the best solutions
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Ronald Taylor
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#108577
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Type C USB Connector on USB2 for QMX
#qmx
Does the QMX depend on having full USB3 support at the PC level, or can an USB Type C adapter be used? I am looking at ordering a QMX, but do not have USB3 available. I do have a multiple input USB3
By
N5SE
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#108576
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Re: #qmx video: 52 tips for building your QMX successfully
#qmx
So to clarify - The manual at Rev H currently says to burn or drill out the center of the spacer nuts on the power board - That is no longer recommended according to the video?
By
N1EDC
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#108575
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Message repeat doesn't
#qmx
Perhaps this has already been reported, but in the Message menu, setting
Interval to 7 seconds, and repeat to 3 only sends the message once (Message
1, if it matters).
73,
Randy, KS4L
By
Randy
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#108574
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Re: QMX 9 volt current consumption and a 9 v upconverter?
That’s my plan too. Got the QMX but upconverter is on the slow boat from China… PD seems risky. Another post about the PD negotiation and starting on 5V then a fast increase kills the QMX. Should
By
SA7DAI
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#108573
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Type C USB Connector on USB2
Does the QMX depend on having full USB3 support at the PC level, or can an USB Type C adapter be used? I am looking at ordering a QMX, but do not have USB3 available. I do have a multiple input USB3
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N5SE
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#108572
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Re: QMX T507 winding
Correct.
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rentwist@...
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#108571
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Re: QDX - Stuck in transmit mode when using VOX even after disconnecting PC.
jlloydham,
Could it be from the power supply?? Maybe a local RF source in the shack?? Long shots, as the sound system is all digital inside the processor.
73
Evan
AC9TU
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Evan Hand
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#108570
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Re: New QRP-Labs product idea? A QMX/QDX based digimode / cat interface?
OT sucessfully build your interface for my ic706 the only problem i have is adjusting. I have mo sweet point where ptt gets triggered and alc is zero for ft8. Any idea ?
Mny tnx/
/OT
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Felix DF3FX, F1VEO
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#108569
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Re: IS THERE ANYONE WHO WOULD BE WILLING TO REPLACE THE Si5351A SYNTHESIZER CHIP ON MY QCX?
I’m happy to do that for you. ?Only pay postage and parts plus whatever donation you want. ?I’ve done a bunch of these.
send it to me at
Jeff Moore
464 Route 28
Harwich Port, Ma 02646
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Jeffrey W Moore
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#108568
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A Great Source for Power Supplies (FREE)
I recently had a problem with my home internet. I noticed that when he replaced the modem or modem/router, he reused the existing power supply (wall wart). I asked him if I could have the unused power
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Chris Groman
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#108567
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Re: #qmx video: 52 tips for building your QMX successfully
#qmx
Hello Hans,
Thank you for the excellent Video. I think I can use it for the building of the QMX, which arrived me yesterday without any problems.
Vy 73 de Dc4kjs
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Stefan
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#108566
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Re: is there anyone who would be willing to replace the si5153a synthesizer chip on my qcx?
Hi Rick,
There must be someone nearby who can help you out, just in case you want to try yourselves with a regular soldering iron: here is how I do it:
1. add excessive solder on both sides of the
By
Guido PE1NNZ
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#108565
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Re: QMX T507 winding
That's exactly how I wound mine, Nick.
Its also exactly as per the picture of the Stockton bridge in the NorCal power meter PDF linked earlier in this thread, so I think you are good to go.
73 Jon
By
Jon G4IVV
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#108564
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Re: Power supply for pre-assembled QMX
Hello Sholto
I made a note on your order
73 Hans G0UPL
http://qrp-labs.com
https://buymeacoffee.com/g0upl
pm.me@groups.io> wrote:
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Hans Summers
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#108563
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Re: IS THERE ANYONE WHO WOULD BE WILLING TO REPLACE THE Si5351A SYNTHESIZER CHIP ON MY QCX?
If you have a soldering iron then you do have the equipment. Use a bevel or chisel tip.
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Stephan Ahonen KE0WVA
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#108562
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Re: QMX T507 winding
Perhaps it's easier if I post a picture? Can anyone tell whether this is correct?
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Nick G4IKZ
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#108561
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Re: No Sound Card digital modes
Hi All
The use of audio as the universal way of transferring digital Signal modes
between a PC and a radio transceiver makes lots of sense in many ways.
Every radio transceiver for more than a
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Hans Summers
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#108560
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Re: QMX T507 winding
hello Nik, if they can help you but I'll give you some photos of my QMX,
I'm waiting for the replacement power supply board because I got Q103
trying to unsolder it. 73 and have a nice day
Giuseppe
By
GIUSEPPE <iw8rsb@...>
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#108559
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