rfCalculator
Just a handy tip: a hfCalculator from eEngineer!
Just a handy tip: a hfCalculator from eEngineer!
In the series ‘what is WSPR?’ I did some reading last night. If I understand it correctly WSPR is a little computer program made by K1JT that is used to detect propagation on the amateur bands. It is using a very weak digital signal which is produced by your sound card in your computer and [...]
I read more and more lately about WSPR. For instance, this morning I did see this article from VK2PTM. I getting more curious what this WSPR is and how it’s working. And you radio amateurs out there know what we guys and gals do about curiosity…. we will disappear into our Research & Development department [...]
Last saturday I went to Apeldoorn for the “Day of the Radio Amateur” which is really more of a flea market. Of course spent to much money on all kind of nice stuff. My impression was that it was less crowded then last year. Never the less it was a nice day. One of the [...]
The Sun is now in the quietest phase of its 11-year activity cycle, the solar minimum – in fact, it has been unusually quiet this year – with over 200 days so far with no observed sunspots. The solar wind has also dropped to its lowest levels in 50 years. Scientists are unsure of the [...]