Pattern and Match

We are now well past the equinox and into summertime band conditions. Although the solstice is 4 weeks away you may notice that the sunrise ...

W6NL (some time ago) came up with the idea of making a 2-element rotatable yagi for 40 meters that uses no loading coils yet is no larger t...

When I wrote last month that my rate of blog posts might decline over the next few months I did not expect it would hit so hard so fast. Th...

The past week has been cycling between very good and very poor propagation conditions on the HF bands. The high solar flux (~150) is a plus ...

It took a while for spring to arrive in Ottawa. Yet it is now here and the snow is mostly gone. This gives me an opportunity to climb and in...

In my earlier article on a 2-element parasitic vertical array for 80 meters I made no attempt to optimize the design. That was put aside in...

I described my research into choosing a tri-band yagi in a series of articles last year (2014). The antenna I eventually purchased was not...

In this article I want to look further at radial topology of vertical arrays for the low bands. In an earlier article I looked at the impac...