Hack the air: Amateur Radio in the 21st century
An old hobby, seen through the eyes of someone who wants to open things up and see how they work.
OK5VAS

QRZBook
Join the ultimate Ham Radio forum. Connect, share and discuss all things amateur radio with enthusiasts from around the world.
M7JEX

LinHT Rev C is alive
What works and what comes next.
M17 Project

Amateur Radio must meet potential NewTechHams on their preferred network – Meshtastic and MeshCore
If Amateur Radio wants to continue to be relevant to society, it’s incumbent for Amateur Radio Operators (and clubs, and networks, and organizations) to reach out into Meshtastic and MeshCore networks operating on unlicensed spectrum and engage, peer to peer, with those radio experimenters.
Zero Retries

HERMES and Mercury expand Open-Source HF communications for remote communities while appealing to experimenters
In addition to data transfer, HERMES supports digital voice through its compatibility with D-STAR. The team is also working to integrate FreeDV RADE, giving HERMES users additional options for voice communications over HF.
ARDC

The Double Bazooka coax dipole antenna
The Double Bazooka antenna is a very old idea first developed in 1944 for radar that has been modified for Amateur Radio use.
Ham Radio Outside the Box

Coastlines On The Air
700 locations including coastlines, beaches, and ports.
COTA

Mailcast: A month of sending BBS bulletins one way on 40m
A write-up of the first month of mailcast, which sends packet BBS bulletins one way over HF with a fountain code, and what the receivers and a web SDR survey showed.
M0LTE

Apps

VardeFM: A drop-in alternative to VARA FM
An Open Source, cross-platform high-speed data modem for FM radios.
LB1DK

EA2FMO LOG DE ACTIVIDADES
A free portable Windows logbook for QSOs, nets, and activities.
EA2FMO

Ham Radio Tools
Practical calculators and reference tools for Amateur Radio operators. No sign-up required.
RadioRanked

MultiPSK will become freeware beginning January 2027
MultiPSK is a Windows program famously known for being able to decode a huge range of Amateur Radio and utility signals, including PSK31, RTTY, FT8, ACARS, AIS, POCSAG, DMR, ADS-B, and radiosondes.
RTL-SDR

Upcoming Events

EN100NP on the Air to Honor 100th Anniversary of Symon Petlura
June 8, 2026

ARISS SSTV Series 35 Event to Run 8 Days
November 9, 2026

AIRA to Host Virtual Seminar on the Role of Amateur Radio in Civil Protection
November 20, 2026

Radio Club of America 2026 Technical Symposium & 117th Awards Banquet
November 21, 2026

Video

XARA discontinued
The developer of the XARA project (VARA HF/FM compatible modem) discontinued the project around 2300 UTC on November 8th.
Ham Radio Community

Going to an Aussie Hamfest
Salty Walt and Bob travel from Redcliffe to the Gold Coast to attend a local Amateur Radio event.
COASTAL WAVES & WIRES