Porting the Autmatic Magnetic Loop Tuner project to the Teensy 4.0 platform Building a Nano CW keyer https://github.com/k3ng/k3ng_cw_keyer/tree/master Describing and…
Continue ReadingZ-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…
Continue ReadingZ-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…
Continue ReadingZ-Match – Winding Toroid T1
Green wire, 5 turns Start with the green wire. In the parts list it is stated this wire should be…
Continue ReadingZ 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
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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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
On the Belgian Facebook group “AliExpress voor makers” I saw a powerbank pass by with quite a number of good…
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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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IC-7300 External Keyboard – V1.00 Finished
The 8 pin screw connector finally arrived, so last weekend I took some time to assemble the 4 remaining PCB’s…
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Automatic Magnetic Loop Tuner – Smaller Enclosure Finished
When our first batch of automatic magnetic loop tuners was finished, I started looking for another enclosure. One that was…
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Icom IC-7300 External Keyboard
Introduction Note 2020-12-12: I’m making a PCB for an IC-7300 keyboard. Check the blogpost and check in regularly to follow…
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