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Feb 5, 2019

Categorie: Algemeen

Ingezonden door: lex

Today I realized that most of the time I publish the my projects first on my Instagram account and then work things out to a article or page on this website.

So when you want to be up to date on my projects, just follow my Instagram account and be the first to know. :-)

Nov 29, 2018

CW zerobeat led for my uBitx.

Categorie: Algemeen

Ingezonden door: lex

The Yaesu FT897D has a visual zerobeat indicator when the rig is running CW. The LED will light up when you are exact (or atleast close) on frequency with the transmitting party. Having a little room left on the extension PCB in my uBitx, I thought it would be a nice adition to have one based on a LM567 tone detector.

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Nov 28, 2018

CW filter for my uBitx

Categorie: Algemeen

Ingezonden door: lex

New mod for my uBitx. I build a HI-PER-MITE 200hz width active audio CW filter which is designed by David Cripe, NM0S (check out the interview with him on QSO Today). The schematic and working is published on the HI-PER-MITE page of the Four State QRP Group.