Ignition Interference in Mobile Stations
Receiver interference is sometimes a doggedly stubborn problem with mobile stations. The RF environment of an automobile is often just…
How To (21)
RF Ground Conductors (T4A08)
The 2022-2026 Technician License question pool inquires about the best conductors to use for radio frequency grounding, or bonding: T4A08:…
Your First Dipole Antenna
One of the challenges of getting on the High Frequency (HF) bands is putting up an effective antenna. Assuming you’ve…
Trimming a Dipole Antenna
You’ve got that shiny new HF transceiver out of the box and on the shelf in your shack. You have…
Amateur Satellite Contacts
Amateur satellites function as repeaters in orbit. By transmitting to an amateur satellite in low earth orbit you can make…
Going Mobile — install a station in your vehicle! (Part 1) continued…
Using a multimeter I checked the resistance between the mounting bolts and other portions of the truck. I had to…
Ham Radio Mobile Installation - Going Mobile, Part 2
In a previous article, I described the mobile installation in my truck, providing a few general tenets of mobile station…
Near Vertical Incidence Skywave (NVIS)
Near Vertical Incidence Skywave (NVIS) is an ionospheric skip operating technique that directs the strongest signals from a station vertically,…
