¿ªÔÆÌåÓý

ctrl + shift + ? for shortcuts
© 2025 Groups.io
Date
Re: Troubleshooting DOA QDX #qdx
8051s, no.? Z80s, yes.? And? 6502s, and 6800s!
By Jim Allyn - N7JA · #74315 ·
Re: A couple QDX questions: 60 meters? & 9v vs 12v
Hi I have not tried it myself. In fact my WSJT-X does not even show 60m as an option, and neither does my JS8Call. Maybe I am not running the latest versions, and latest versions do, I don't know.
By Hans Summers · #74314 ·
A couple QDX questions: 60 meters? & 9v vs 12v
1)?I know it¡¯s not designed to but can you set up a QDX to run on 60 meters? ( and of course, is yes, then how? ) ( and also of course is it ¡°legal¡± to do so ? ) 2) is there a way for this
By ohwenzelph · #74313 ·
Re: Troubleshooting DOA QDX #qdx
Hi Fred Z80 is fine... only maybe we mark the topic OT hi hi. I learned on Z80s see http://hanssummers.com/viscometer http://hanssummers.com/z80 http://hanssummers.com/newz80 73 Hans G0UPL
By Hans Summers · #74312 ·
Re: Troubleshooting DOA QDX #qdx
Well I kinda actually did know most of that but I think Brent would not have gotten to the reflowing part if I said it all! :) I need to break out my blue pills and Nucleo Boards again some time. I am
By Fred Spinner · #74311 ·
Re: Troubleshooting DOA QDX #qdx
Nice! FYI the STM32 sort of CAN function without a clock. At least, without an external one. I'm not being pedantic, the details are interesting. To me anyway. On an ATmega328 as used in QCX, the
By Hans Summers · #74310 ·
Re: Troubleshooting DOA QDX #qdx
Whoo hoo! I do troubleshooting for a living as a test engineer and I am extremely happy to actually get one right this week! Glad it helped you! Fred W0FMS
By Fred Spinner · #74309 ·
Re: OT: Congratulation JackW8TEE
Congratulations Jack.... I may have to subscribe.? I've always liked CQ Magazine but usually had to choose between ARRL or CQ.? maybe now is the time in my life i should do both.? Now, gotta run
By wa8yan.radio · #74308 ·
Re: QDX CAT Control Issue?
Hello all, I have a nice new QDX that, at times, is working very well, however, firstly I would get an odd startup screen in WSJTX, as attached, and the CAT would sometimes not transmit. I did some
By Afghan Kabulldust · #74307 ·
Re: QDX shipping update
Shipped 04/11 from Turkey, delivered 09/11 in Northern California.? Great shipping time, no missing items, now to wind the torroids Thanks, Hans!? ? -Mark
By MrMark93 · #74306 ·
Re: QDX Order
Make that date "Nov 11"? !!
By Hew Lines <va7hu@...> · #74305 ·
Re: Troubleshooting DOA QDX #qdx
Thanks Fred! Aparently that was it. Reflowed those joints and gave it power and the LED woke up and the computer recognized the sound card. Waterfall full of stations. Now it's past my bedtime and I'm
By Brent WT4U · #74304 ·
Re: On the TX signal, 5V tolerant I/Os and Pull-up resistors
Hi Ronald, I was seeing something similar with WSJT-X here today in Windows 10 where Tune would enable RF but trying to initial a QSO would not result in any RF although the QDX was indicating it was
By Gregg Myers · #74303 ·
Re: Troubleshooting DOA QDX #qdx
You might have answered your own question. A processor can't function without a clock. Maybe touch up those solder joints. Hopefully that is it. Fred W0FMS
By Fred Spinner · #74302 ·
Re: QDX Order
Please visit qdx ordering page for latest. Our merchant isn't quite super human. Curt
By Curt wb8yyy · #74301 ·
Troubleshooting DOA QDX #qdx
I was so tickled to finish the assembly today. Did all the continuity tests in the manual. Checked for a power supply short. Scanned over and over looking for any joints worth reworking. Then hooked
By Brent WT4U · #74300 ·
Re: QDX Order
Many thanks Hans. It finally arrived yesterday Oct (10). in perfect shape. Just FYI, this email from you was the only shipping/tracking document I got so that process got messed up somehow. After
By Hew Lines <va7hu@...> · #74299 ·
Re: QDX CAT Control Issue?
Hi Ryan, I have just built my QDX yesterday so I haven't had enough time on JS8Call to see any problems. Your issue would be an excellent use case for enabling the CAT log function in the terminal
By Gregg Myers · #74298 ·
Re: Hints for successfully building the QDX, part two.
The markings on the blue caps are very difficult to read.? To make them very easy to read simply illuminate them with a red light.? I am using an astronomers red LED light.
By N3MNT · #74297 ·
QDX CAT Control Issue?
Hey everyone, Just thought I'd post this to see if any others were having the same issue as I. I had my QDX doing JS8 today on 14.078.000 and when I came into the shack, it was not at that frequency:
By Ryan Flowers · #74296 ·