On our first and only launch so far we got the above named error from the APRS network, apparently due to using digipeating at altitude. Looking at the following code from github: /** Airborne station

I there anyone who can repair a QDX? I have blown Q7 and possibly something else. Is there anyone who can repair this for me? I would be happy to pay for the repair.

I would like to send and receive messages.

Hello Hans, I purchased a lightaprs-w-1.0 from your store before you had the u4b available. I'm having trouble compiling the code and don't see any configuration program available. The problem seems t

I have a Light APRS+WSPR tracker intended to be used on a pico balloon that will float higher than 12,000m. I am curious about this variable in the source code: ublox_high_alt_mode_enabled = false (wh

Hallo zusammen, Leider wird mein QDX-Transceiver zur Zeit nicht von Windows 11 und Windows 10 erkannt, obwohl dies früher funktionierte. Ich gehe mal davon aus, dass es wohl im Gerät irgendwas gehimme

A receiver with a Tayloe detector seems to be a good way to listen to HW. For SSB I need polyphase network, that much I know. Polyphase network is critical. But there are versions 4 inputs and others

I've been away from the hobby for a while and I just recently got my QCX-40 out of storage. I had it set to practice mode, attached it to a dummy load and began practice CW using a cwmorse camelback s

Greetings y'all, Just received my QDX-M this morning. Wow ordered it on March 13th. Anyway, I ordered it as a 10 m unit, but my intention was to put it on 20 running FST4W. I assumed I could use the f

Hi, Does anyone know a good source for a QRP Power Meter, before I pull the trigger on a used WM2? My existing is HB and works fine but I saw a passing reference to a tiny one one with an OLED Display

Hi all well I had my QDX up and running with WSPR on 20M-10M for just over a week and then on Sunday night with no warning whatsoever a dry lightning strike happened about 600M away (if there was any

…I totally forgotten how to enter and save messages into my QCX-Minis. Please don’t suggest I “red the manual” because I have it open in front of me — and still can’t figure it out. I did it successfu

I just watched the 2018 YOTA QSX interview on YouTube and got really excited about this rig. I read about it on the website but hearing about it right from the inventor/designer was even more interest

I just finished building the QDX, my third or fourth qrp-labs kit. Receive is working perfectly. The led pulses on transmit and I can hear the tones on another receiver. However I don’t see the slight

I built a 30 meter QRP labs amp to use with my QDX. I have it hooked to a power supply at 15 volts and everything seems to be working fine. To get it to work I had to go into the firmware and enable t

It looks like section 4.3 of the 1.16 and 1.18 construction manuals have not yet been updated to provide the expected power output vs supply voltage for the high band version of the QDX. I'm seeing (3

Si5351A synthesizer I have both an Si5351A with TCXO one with the 27.000 MHZ crystal, both are mounted in the same type QRP-LABS case, both have the same highly regulated power supply. A ham person wa

I would like an easy program to makes PCB's from my small projects that I ugly construct. Then maybe order a few on the web. Any ideas? I usedI used to draw on copper boards and etch but that was year

Hi All, Does anyone know how often the QRP Labs Balloon tracking page is updated with fresh data? I'm testing U4B "AE0IH_T1" currently in the back yard under solar power. WSPR.net shows propagation, b

Hi all... Wanted to put out the question, to Hans and others, in case it's not already existing somewhere, of what one can do, or would want to do, to "bring forward" the earlier PCB versions? I have