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 Tompeter 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 RobertTi2SSO
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 SalCardioid 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 - Jay