Building a Pocket-Sized Lightning Storm Detector
Ever wanted to know when a storm is brewing miles away? I built this simple…
Circuits
DIY
radio
Guide
HF
QRP
SDR
Real-World Feedback: Navigating the zBitx v2 Issues and Upgrades
The release of the zBitx v2 has sparked intense discussion within the amateur radio community.…
Antenna
DIY
HF
Building a Compact 40M Magnetic Loop Antenna
Struggling with high noise or limited space on the 40-meter band? This detailed guide explores…
Antenna
Guide
Tools
DIY Antennas for LoRa and Meshtastic: A Complete Guide to 433, 868, and 915 MHz
Unlock the full potential of your Meshtastic nodes by mastering the art of DIY antenna…
Antenna
VHF/UHF
DIY 3-Element 433 MHz Yagi Antenna for Amateur Radio
This compact 433 MHz Yagi antenna offers solid directional gain, simple construction, and reliable long-range…
Antenna
HF
The Mini G5RV Antenna : Big Performance in a Small Backyard
Discover how to build the Mini G5RV antenna, a compact multi-band solution for amateur radio…
Antenna
HF
Building the Shorty 4020 Antenna for 40M and 20M Operation
The Shorty 4020 antenna offers dual-band HF performance in a compact footprint. Designed for 40m…
Antenna
HF
Building the Ultimate Multiband OCF Dipole for 40m-6m
This amateur radio antenna guide provides technical details for an asymmetrical dipole. By using a…
Antenna
HF
Double Dipole Antenna for 80–10 Meter Bands
This guide explains the design and operation of a 31-meter double dipole antenna for HF…
Antenna
VHF/UHF
G5RV Antenna for 145 MHz: A Lightweight Portable Experiment
Most hams think of the G5RV as a giant HF wire, but scaling it down…