Welcome to BOS! Belgium Outdoor Shack
The home of portable hamradio in Belgium.
Whether you are an experienced Activator, a keen Hunter (Chaser), or just starting your outdoor ham radio adventure: BOS! offers exciting ways to explore Belgium's most beautiful locations while enjoying our hobby.
BCA · Castles
IWI · Islands
SOTA · Summits
GMA · Summits
ONBOTA · Bunkers
TOTA · Towers
ONFF · Flora & Fauna
BLHA · Lighthouses
BELMOTA · Mills🏆 Jump straight to your Awards & Points
Already logged in — or log in with one click — and go straight to what you've earned in each programme, instead of hunting through "My Account".
From historic castles to mountain peaks
From historic castles and picturesque windmills to iconic lighthouses, lookout towers and mountain peaks: every activation is a new adventure and every QSO tells a story.
BOS! proudly manages:
- BELMOTA – Belgian Mills On The Air
- BCA – Belgian Castles Award
- BLHA – Belgian Lighthouse Award
- ONR-TOTA – Towers On The Air
- GMA Belgium – Global Mountain Activity
We also promote and support:
- ONFF – Belgian Flora & Fauna
- ONBOTA – Belgian Bunkers On The Air
- SOTA – Summits On The Air
- I.W.I. Belgium – Inland Water Islands
Our mission is to inspire radio amateurs to get outdoors, discover Belgium's rich cultural and natural heritage, and connect with fellow radio amateurs worldwide.
So pack your gear, head into the field, activate unique locations, work stations worldwide, earn awards and become part of Belgium's growing outdoor ham radio community.
Adventure starts with BOS!. We'll meet you on the air!
📘 Complete Website Manual
A full, illustrated, step-by-step walkthrough of the entire BOS! website — registering, logging in, uploading logs, downloading your awards, and dedicated chapters for both Activators and Chasers. Available in Dutch, French and English.
📖 View the Complete Website ManualEverything to head into the field well prepared
BOS! Sponsors 2026
Your callsign here? Become a BOS! sponsor by donating an amount or buying merchandise in the shop.
Make a donationBOS! Crew
New references BCA & GMA summits · Activator & chaser
