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Yes has happened to me a few times. From memory v019 did it all the time for me.

Back in the day (early 90s) I had to change a 286 microprocessor IC for a client. All I had at the time was a Weller gas soldering iron with a hot air tip to remove the old IC (and a decent solder

Hakko (and I believe Pace) make tools to do exactly that. I have removed and replaced 64 pin and maybe more quad flat pack IC's with Chipquik, hot air and a very fine tipped iron back when I was a

Have seen that as well on two occasions. Peter HB9EBE

Is it normal for the QMX to not have the screen come back after a firmware upgrade? Mine takes the update, seemingly reboots, but the screen stays off, and it won't take the shutdown command. I have

During my years of servicing we found that the button batteries should be handled with gloves (we were issued with cotton gloves for this and other tasks). The perspiration on your fingers is

My SMPS boards are fried (QMX rev 1 tantalum breakdown described in another thread ( /g/QRPLabs/topic/107459127 ) ). There are no shorts to ground on 3.3V, 5V, or 12V rails. I tried

Hans, The link is there, but I would like something like this. " If you go to LCD menu item xxxx You will see an error message. The software fix in the new Firmware, fixes that bug and nothing?

Hi Hans, I am replying to you. I didn't see any problem with the tools. Now the next move I will make is just install the new firmware, and look around. If there was a detail revision list I will look

May be helpful, may not.? YRMV? ..... Several folks have commented in posts that their clock batteries weren't making correct contact in the holders. One reported that one set of the contact pins

No I believe you have to restart QMX to switch between I/Q and non-I/Q mode to make the virtual usb sound card reflect the changes. BTW I always thought 3k was too narrow, but after trying it out, I

Never mind, this issue has apparently resolved itself. Oh! Just a thought, could the battery in my RTC be dead? Thanks --Corey (WB0RXQ)

The clock on my QMX+ seems to be off by a good 30 seconds of so. I've got the built in GPS unit with the GPS Source set to "Internal" and I thought the QMX clock would be synced to the GPS time, even

Thank you gentlemen.? I will work through this.? Both SA are giving me the same information. David, W4DER

I've used ChipQuik and it really is that easy. Make sure you remove all the solder before you put the new chip on. -- 73, Dan? NM3A

Oh for Pete's sake. Pilot error. While testing the RIT issue I had reported in another thread, I had to re-load several iterations of the firmware. Prior to starting I did a factory reset and that

Hi Zhenxing, 3k window is pretty narrow for panning. Is it possible to switch between I/Q mode and CW mode on QMX directly instead of DIGI/CW mode? 73, Wei

My mid band QMX has been working very well since its birth. Today I encountered a real head scratcher of a problem. Power output dropped to less than a watt on all bands. It had been close to five

Everything is possible.? Go round the house and down to the local dump.? collect everything with a complex SMD construction an use the heat gun to take it apart .? No stress - its dead

I thought it was already using 300hz? Or was that for the QCX?