Blog
This page was last updated : 13-Dec-22 10:07:49
On hackaday there is a post with the question : Are Hackers the future of amateur radio?
I shared my thoughts on this. continue reading . . .
Hans Summers releases a new product: the QMX+ multi-band multi-mode transceiver. I didn't hesitated for a moment and ordered one.
The construction is documented in this page.
Adding some safety to my UpCon6W from Amsat-DL. A WG2020X Isolator from RF-TyT to protect me from screwing things up.
Read more . . .
Today I received my QRP-Labs QMX. So I started building it and tried to document the build.
Spring cleaning in my shack. While stocks last, I'm giving away sets of 2 old stock PCB's for my QRP-Labs broadcast band filter for postage cost only. Checkout: https://www.ph2lb.nl/blog/index.php?page=bc-filter and if you like it, fill in the webshop order form http://ph2lb.nl/webshop/order.php to get yours.
I have added new K2 mods and articles to this website . . . . (continue reading)
I'm now on HamShack Hotline 420-000-0225 (or the short number 84225)
Continue reading . . .
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.
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.
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.
The last weeks I have worked on a few small mini projects :
- QRP-Labs broadcast band filter a QRP-Labs filter compatible HighPass filter configured for Broadcast band suppression.
- Component Measuring Adapter for QRP-Labs filter adapter a small add-on to measure components with your QRP-Labs filter adapter.
The used Elecraft K2 I got my hands on needed some work on the 20m band and for the alignment of the 20m BPF I could follow the Elecraft manual. But owning a NanoVNA . . . . . well you know where this is going ;-)
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