ON5IASince we are dealing with RF we have to keep it away from all other components and equipment in our…
Continue ReadingAutomatic Magnetic Loop Tuner – SWR Bridge
While reading the frequency from the radio, and having the “antenna characteristics” in the tuner’s memory, there is no real…
Continue ReadingAutomatic Magnetic Loop Tuner – Soldering Components
When all components were delivered, it was time to put them all together. The effort I spent writing custom references…
Continue ReadingAutomatic Magnetic Loop Tuner – Bill of materials (BOM)
The first thing we did on our first project meeting was having a look at the BOM. What components do…
Continue ReadingAutomatic Magnetic Loop Tuner – The Beginning
Somewhere in March 2016, I was in a QSO over our local Brandmeister DMR repeater with other club members. Every…
Continue ReadingSontheimer Bridge – SWR Bridge
For the Automatic Magnetic Loop Tuner project I needed an SWR Bridge (Standing Wave Ratio) which could handle 200 W.…
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