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QRP Labs QCX – CAT & Key Interface Design

QRP Labs QCX – CAT & Key Interface Design

Using the CAT interface of the QCX it was already possible to retrieve it’s frequency in N1MM. I made great…

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QRP Labs QCX – Power Supply: TOPK 20000mAh Power Bank

QRP 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…

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QRP Labs QCX – Power Supply: DIY Battery Packs

QRP 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…

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QRP Labs QCX – DIY Enclosure

QRP Labs QCX – DIY Enclosure

For my first QCX, a 40m version, I ordered an ready made enclosure from BaMaTech. For my second QCX, a…

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QRP Labs QCX – BaMaTech Enclosure

QRP 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…

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QRP Labs QCX – Putting It All Together

QRP 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…

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QRP Labs QCX – Winding The Toroid

QRP 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…

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QRP Labs QCX – What was in the box?

QRP 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…

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QRP Labs QCX – Why Building a CW Transceiver?

QRP 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…

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Flashing QCX Firmware using a Teensy 3.2

Flashing 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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Recent Comments

  • ON5IA on Automatic Magnetic Loop Tuner – Kit
  • Mike on Automatic Magnetic Loop Tuner – Kit
  • ON5IA on Icom IC-7300 External Keyboard – Working Prototype
  • Fred Brandsen on Icom IC-7300 External Keyboard – Working Prototype
  • ON5IA on Automatic Magnetic Loop Tuner – Kit

Recent Posts

  • Z-Match – Soldering It All Together
  • Z-Match – Winding Toroid T2
  • Z-Match – Winding Toroid T1
  • Z Match – Preparing The Enclosure
  • Z Match – Preparing The Poly Capacitors
Recent Posts
  • Z-Match – Soldering It All Together
  • Z-Match – Winding Toroid T2
  • Z-Match – Winding Toroid T1
  • Z Match – Preparing The Enclosure
  • Z Match – Preparing The Poly Capacitors
Recent Comments
  • ON5IA on Automatic Magnetic Loop Tuner – Kit
  • Mike on Automatic Magnetic Loop Tuner – Kit
  • ON5IA on Icom IC-7300 External Keyboard – Working Prototype
  • Fred Brandsen on Icom IC-7300 External Keyboard – Working Prototype
  • ON5IA on Automatic Magnetic Loop Tuner – Kit

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