Using the CAT interface of the QCX it was already possible to retrieve it’s frequency in N1MM. I made great…
Continue ReadingQRP Labs QCX – Power Supply: TOPK 20000mAh Power Bank
On the Belgian Facebook group “AliExpress voor makers” I saw a powerbank pass by with quite a number of good…
Continue ReadingQRP Labs QCX – Power Supply: DIY Battery Packs
To power up a QCX or a QCX+, you need a power source that provides a voltage between 7 and…
Continue ReadingQRP Labs QCX – DIY Enclosure
For my first QCX, a 40m version, I ordered an ready made enclosure from BaMaTech. For my second QCX, a…
Continue ReadingQRP Labs QCX – BaMaTech Enclosure
Since PCB revision 5, a cat port has been incorporated on the PCB. As it’s already a tight fit, I…
Continue ReadingQRP Labs QCX – Putting It All Together
Now that the most difficult part of the project is done, we can start soldering all other components to the…
Continue ReadingQRP Labs QCX – Winding The Toroid
The first thing you need to do with this kit is to wind the toroid. You can do this by…
Continue ReadingQRP Labs QCX – What was in the box?
When the package arrived from QRP labs (less than 15 days after shipping), it was immediately clear our customes had…
Continue ReadingQRP Labs QCX – Why Building a CW Transceiver?
I always wanted to be able to decipher Morse code. Even before I had my basic license, I had already…
Continue ReadingFlashing QCX Firmware using a Teensy 3.2
Today, I wanted to flash my QCX qrp transceiver with the latest available firmware. But I didn’t have an AVR…
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