K2 BPF aligment with a NanoVNA

General

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Mar 28, 2023
Category: General
Posted by: lex

 I have added new K2 mods and articles to this website . . . . (continue reading)

Jan 18, 2023
Category: General
Posted by: lex

I'm now on HamShack Hotline 420-000-0225 (or the short number 84225)

Continue reading . . .  

Dec 25, 2022
Category: General
Posted by: lex

When you want to measure output power and don't have a power or dBm meter, but do have a oscilloscope and a 50 ohm load, you good to go.

Check out this page on which I describe how to do it. 

Continue reading . . . . 

Dec 13, 2022
Category: General
Posted by: lex

I updated the 40dB RF Sampler page because although I was very happy with the result, I found out that I forgot a small thing.

To be exact, a small piece of wire which flattens the curve on higher frequencies. 

Continue reading.....

Dec 3, 2022
Category: General
Posted by: lex

In the winter of 2022 I bought the original TinySA at Eleshop and when they published that the would sell the TinySA Ultra, I ordered it right away.

Continue reading . . . . . 

Oct 6, 2022
Category: General
Posted by: lex

The last weeks I have worked on a few small mini projects :


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