Testing on 21.355 KHz
Interesting testing today on 21.355 KHz with the brand new antennas! Participants were 4S7DA, Denver from Sri La ... (read more)
by TomCardioid Antennas
I have a new respect for this type of antenna. If I could use it at my QTH for my HF radio system, I would use i ... (read more)
by N4JLR - JayTi2SSO
The multi-band H-Quad full wave antenna is suppressed to yield a much better performance than what I get. My lit ... (read more)
by TI2SSO Salpeter hellquist
good
by 21HS1010 peterGreat Program
Just renewed my prescription after being gone for a while. Enjoy Hamsphere. Will now keep it up to date
by VA3ZAN Robert