Tag: Ham Radio

Reflected Power and VSWR

Our main goal as Amateur Radio Operators is to make sure that as much of the power coming out of the radio as possible is radiated by the antenna. The maximum power transfer occurs when the power source, the radio in our case, and the load or the antenna are …


Antenna Presentation

Over the last few months, I have participated in an increasing number of discussions, either on local repeaters or in zoom meetings, about newly licensed hams interested in operating in the HF bands. Two main questions kept coming back: what radio to buy and what antenna to use. It is …


Remote Controlled Antenna Switch

A few months ago, I installed a new 40 and 80-meter dipole. My shack and my antennae are on opposite sides of the house. My feed line goes through narrow spots inside the house and runs underground from the house to the antenna. Installing a new feed line for this …


Bias Tee

I have been working on building a remote antenna switch to switch from my 40-10 meter to my 80-40 meter antenna —more on the switch in an upcoming blog post. My remote switch will be sitting at the base of the antennae and needs to be powered by 12-volts. I …


I just got my Tech License

This article was also posted on the San Mateo Radio Club monthly news letter. In California, the majority of new hams come from an EmComm1 group. In this article, I am not going to talk about EmComm. It is a vast subject and your EmComm group is better suited …


Page 1 / 1