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  • Automatic Magnetic Loop Tuner
  • IC-7300 Keyboard
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  • QRP Labs – QCX
  • Soldering
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  • Z-Match

Z-Match – Soldering It All Together

Now that the two toroids are prepared, and everything is already mounted into the enclosure lid, we can start soldering…

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Z-Match – Winding Toroid T2

The project descibes to use a FT37-43 toroid. This toroid is manufactured by Amidon. I’m using a similar toroid made…

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Z-Match – Winding Toroid T1

Green wire, 5 turns Start with the green wire. In the parts list it is stated this wire should be…

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Z Match – Preparing The Enclosure

The original design features the Radio-Shack P/N 270-233 box, wich measures 5″ 1/16 x 2″ 5/8 x 1″ 5/8. I…

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Z Match – Preparing The Poly Capacitors

Z Match – Preparing The Poly Capacitors

The capacitors that are used in this ATU are CMB-443BF’s. You can find them on AliExpress. These capacitors are used…

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QRP Labs QCX – CAT & Key Interface – Released

QRP Labs QCX – CAT & Key Interface – Released

Participate in contests with ease with your QCX. Use N1MM+ to log your contacts and to send signal reports. With…

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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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Icom External Keypad V1.21 – Released

Icom External Keypad V1.21 – Released

I released the project files of the Icom External Keypad V1.21. You can find them on the Icom External Keypad…

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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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Icom External Keypad V1.20 – Released

Icom External Keypad V1.20 – Released

I released the project files of the Icom External Keypad V1.20. You can find them on the Icom External Keypad…

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Icom External Keypad Connector Cable

Icom External Keypad Connector Cable

To connect the external keypad to your Icom radio you’ll need to make a connector cable. For this we use…

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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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