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Have you checked this yet? -- 73 Karl KI4ZUQ

UPDATE: ?I replaced the transmit / receive switch Q6 and the ?rig is operating normally again. Jerry N6JH

If you haven't, try a factory reset and retest. -mike/w1mt

Billy, Have you downloaded, printed, punched three holes and put in binder yet? No? Well, don't! I did when I first ordered the radio and built it WRONG! Do print the most recent build instructions

Hi All, I hope you can help me to track down problem which I have with my BPF on newly build QMX. QMX is working ok and it is transmitting 3.5-4W at 9V, I also made QSO on 40m band. Issue I have is

Thank you very much for your advice. I was able to find the error. It was a short circuit on the encoder. I had finished the kit last night and wanted to get started quickly. But as Hans said in his

Hi Evan, no prob’s we are all human :-) Looking at C27 on transmit I noticed that my oscilloscope was reporting 5v whereas my multimeter was showing 50v! All the readings below are with the

There were so many post answering my message that I could not reply to each one. I thank each poster; past, present and future that tack another idea for the first QMX builder. All of the post back to

ps/ps that is (hamSCI.org) n3aaz

Hi Glenn I have not built the mini but have several QCX here Hans has a marvoules design try not to over think T1 on your first kit Build you kit per latest assembly manual and enjoy QRP CW at its

?Try this Sent from my iPhone 6

It seems the schematic got dropped off here as well. As attached 73 Ross Sent from my iPhone 6 Begin forwarded message:

Are you talking about GPT4 or Chatgpt?, the latter is as you say sometimes full of BS. GPT4 is mostly a different story, and by the way, they both have no connection to the internet, so it does not

With all due respect - Homes have circuit breakers, smoke detectors, and fire extinguishers for a reason...... It's not that we are purposely risky with electrical and/or fire hazards, but we

I am a bit surprised by this... I've tested it against subjects I know about and it seems to be good at formulating plausible answers and compiling info available on the internet. IMHO this is

The tip about not tightening the PA retaining screw too tightly due to a 5v trace running underneath it, triggered my inner doubt monster so I went back in and fitted a small mica shim under that

ChatGPT would not know about the QMX as its cut off date was the end of 2021. For those interested, GPT4 (update from ChatGPT 3.5) now has an IQ of 150, or just below that of Einstein and Hawkin, or

Hi all, I am just about to commence my very first QCX mini build and I just want to get the community's thoughts on what I am considering in doing for winding T1 for the 40 metre band. I am a little

Thanks Reinhard I will fix that. 73 Hans G0UPL http://qrp-labs.com https://www.buymeacoffee.com/g0upl [email protected]> wrote:

Any video on QMX is a good video! Thank you Hans, that you do this work. ( But you still have to work on your acting skills). I had already written elsewhere. EVERYONE who proceeds normally