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Z-Match

The step-by-step plan to build a Z-Match QRP ATU.

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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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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