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Tag: atu100

QDX v3 power testing

2022-06-102022-06-10YO9EATatu100, qdxHardwareLeave a Comment on QDX v3 power testing

Using the ATU-100 (that’s all I have for measuring power) and 12.2V for a supply. 80m 5.1W 60m 5.8W 40m 4.0W 30m 4.7W 20m 5.3W It’s pretty much in line with what the manual graph is showing; I would like to get more on 40m, since it’s a band I frequently use … need to…(Continue Reading)

µBitx v5 power testing with the ATU 100

2020-11-202020-11-15YO9EATatu100, ubitxHardwareLeave a Comment on µBitx v5 power testing with the ATU 100

So, after finishing up my ATU 100, it was time to … you know, actually use it. As I got the ATU 100 to pair up with my µBitx v5, this is what I used to test. Output was into the previously built dummy load, ran two batches of tests: first with 12V into the…(Continue Reading)

Built the ATU 100

2020-11-152020-11-15YO9EATatu100Hardware1 Comment on Built the ATU 100

So, I wanted to add an ATU to the µBitx v5 I have. Because I’m cheap an amateur hobbyist (and I like putting kits together), the decision went to the N7DDC ATU 100 tuner. I got the kit from Aliexpress. The case is from Thingiverse. good quality PCB, no problems in soldering all SMDs already…(Continue Reading)

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