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Hearty Congratulations, Hans, on your spectacular accomplishment.

For folks hunting down good mic options, it's worth checking out the K6ARK Mini Microphone. His design is compatible with the QMX. Good photos of how to build it on Adam's Printables page, along with

I have 3 QDX transceivers. On all of them I change the output power from zero to maximum by changing the supply voltage of the output cascade. -- 73, Oleh, UY2ZA

Hi all The new SSB firmware is certainly working very nicely for me with WinLink pat/ardop on Pi400, connecting every time without incident to LZ3CB, my nearest server 635km away on 14112.5 kHz. Only

Thanks - like the QMX it too is unique! M

Excellent. And hearty congrats on the release.? Was just about to try 27 for the first time.? I'll hold off as the better-at-betas folks work their magic.? GREG KI4NVX? Yahoo Mail: Search,

I just took my own advice and sent Hans a coffee. I would encourage anyone who feels likewise to do the same. 73, Mike KK7ER

Hi Joe, Greg I fixed the problem with the PTT in the firmware 1_01_000 beta. 73 Hans G0UPL http://qrp-labs.com https://www.buymeacoffee.com/g0upl

Hi Joe?Did you get any feedback on your observation of the changed PTT behavior? GREG KI4NVX? Yahoo Mail: Search, Organize, Conquer On Wed, Feb 26, 2025 at 7:10 PM, jyoung via

Hello Pol PTT (to initiate transmit) should be a switch connected from the tip connection to ground. The microphone is from ring to ground. The PTT jack socket on the QMX+ rear panel (and QMX right

Hi Hans, Great work, I'm excited to try this out! I have a few questions regarding the external microphone connection. According to the schematics, the microphone should go to the ring of the iambic

Hello Jared Thanks - bottom row is correct, and I have fixed it now! 73 Hans G0UPL http://qrp-labs.com https://www.buymeacoffee.com/g0upl

Hi Mario Sure! We are currently preparing 500 more of the 10W Linear kit. I have the PCBs on the way with FedEx and everything else is here in hand already! 73 Hans

Congratulations Hans! Please don't retire the 10 watt power amp as well! thanks, M

Hi Hans, I'm excited to try the new firmware and I'm just reading your documentation. Thank you for your many hours on this. In the microphone test section, the image shows the Peak Level as the

Awesome, I will wait for the stable version :) I'm in no hurry.

Hi Dirk Many thanks - I noted that on the "Known issues" section (copy and pasted your sentences exactly, I hope that's OK by you) and I will fix it as soon as I can. Since 160m band Receive is not

Thanks Evan I fixed the typo... 73 Hans G0UPL http://qrp-labs.com https://www.buymeacoffee.com/g0upl >

just tried the QMX+ on 6 m and I must say thast it is not really usable there. I had the pleasant surprise that there was Tz4AM? announced on RBN and I had him 599 with my Flex 1500 and the DK7ZB

Funny you should mention that .. Had intermittent noise, glitches, sensitivity dropouts and such when testing and using my QMXs and QDXs. Tracked that down to crap Chinese BNC tees, barrels, and