Deep, practical guides that go beyond the free handbook — matching-network design, ferrite & shielding, multi-antenna arrays, and EMC certification. Read the previews free; unlock every full guide with one email.
RF Design · 12 min read
From antenna impedance to a robust, low-loss match that survives production tolerances.
Practical RF · 10 min read
How to keep read range when your antenna has to sit on a battery, a PCB ground plane, or a metal case.
System Design · 9 min read
Extending coverage with multiple coils — coupling, isolation, and time-division strategies.
Compliance · 11 min read
What FCC Part 15 and EN 300 330 actually require, and how to pre-screen before the lab.