Category: WSPR

QSX Update: February 2019

QSX Update February 2019

It’s the last day of February 2019, and if you’re like me you’ve been waiting ever so patiently for QRP Labs to release their upcoming QSX all-band HF rig. It’s slated to be feature packed SDR based radio, starting out as a 40 meter radio but will be expandable to cover all bands between 160 …

Continue reading

The W7RLF BITX40: Finished at last!

Last year I thought the BITX40 was “done”. It successfully worked on 80, 40, 30, and 20m. It was truly multi-band! The trick to doing that was to make the Band Pass and Low Pass filters pluggable using QRP Labs filters. One only needed to open the radio, change the filters, and retune the VFO. …

Continue reading

QSX Update: January 2019

We know that Hans Summers of QRP Labs has been working hard on the QSX for many months. Hans unfortunately had to deal with some rather worrisome health issues. Those are handled now and he’s back in action, and work on the QSX is progressing steadily. On Wednesday 9, 2019 he did a presentation for …

Continue reading

9800 Miles on 200mw with WSPR

Yes, you read the title right- 9800 miles (15772km) on 200mw of power using WSPR. Read on to find out how this was done, and why it was even possible to begin with. Equipment used The equipment is simple. At the top is my QRP Labs U3S as shown in a previous post, the Bread …

Continue reading

The QRP Labs U3S WSPR Beacon

In September of 2017 I built a QRP Labs U3S and posted my initial review of it on This Blog.  That was over a year ago though, and since then a lot has changed. So lets catch up and re-review the U3S and talk about what it can do, and how you can get the …

Continue reading