QRP Quarterly: Introduction to SimSmith
QRP Quarterly: Refining the End Fed Dipole
Study of the Coaxial Dipole: Just how does this thing work?
Using Chokes and Traps: how to make them, how they work.
Feedline Current Study: what they are, how to avoid them.Software Defined Radio:
QRP Quarterly: Introduction to DSP Explorer Software
Pacificon 13: Fundamentals of Digital Signal Processing.