radiowave73VIRTUAL TRANSCEIVER

BROWSER-BASED RADIO. HUMAN CONNECTION.

The world is closer
on the air.

Discover shortwave. Meet people across the world. Tune into a welcoming radio community, right from your browser.

  • No radio gear
  • No antenna
  • Beginners welcome
VE3DEMOHello from Toronto!
Radio73 · Your window to the worldPRODUCT PREVIEW
A real interface. A new way to connect.Explore demo
Mountain landscape on an illustrative QSL cardA contact to remember.VE3DEMOTORONTO · CANADA

Illustrative conversation and QSL card

YOUR FIRST FIVE MINUTES

A new interest.
A world of connection.

Listen first. Say hello when you're ready.

Follow a lifelong interest or discover something new. Listen, explore, and learn at your own pace—with a community that welcomes every level of experience.

Take a look around
  1. 01

    Choose your callsign

    Your identity on the air. Start with a name that feels like you.

  2. 02

    Listen and explore

    Discover the bands, follow a signal, and get comfortable.

  3. 03

    Make your first contact

    Say hello, share a story, and become part of the community.

# first-contact-clubEXAMPLE

RW73/ALEXFirst time here. Where do I start?

RW73/SAMWelcome! Listening is a great first step.

VE3DEMOGlad you found us, Alex.

Good conversations
start with a welcome.

A place for curious people.

REALISTIC PROPAGATION. GLOBAL POSSIBILITIES.

A world of signals
to explore.

A little curiosity can take you a long way.

Discover how shortwave paths change around the world. Tune the virtual bands, explore antenna directions, and see who you might reach.

Internet-based communication with modeled propagation—not a physical RF broadcast.

Explore the transceiver
Illustration of radio paths connecting North America, Europe, Japan, and New ZealandVE3DEMOCanadaJA1DEMOJapanYour next contact?Follow your curiosityIllustrative paths · Explore the interactive radio demo

REAL PEOPLE. SHARED CONVERSATION.

Find your people
on the air.

The familiar voice you look forward to. The new friend on another continent. A place for curious newcomers and experienced operators to explore together.

Meet the community

MEMORABLE MOMENTS.

Every contact
has a story.

Collect beautiful QSL cards. Keep a logbook of your journey. Take on a friendly challenge and celebrate the places—and people—you discover.

Start your collection
Illustrative mountain nightscape QSL card
VE3DEMOCANADA · FIRST CONTACT
JA1DEMOJAPAN · A NEW PERSPECTIVE
ZL1DEMONEW ZEALAND · 73
Your logbook EXAMPLE
Illustrative contacts
StationFrequencyModeCountry
VE3DEMO14.250SSBCanada
JA1DEMO21.300SSBJapan
ZL1DEMO7.100SSBNew Zealand
Beyond bordersA new place. A new connection.
Contests & shared pursuitsExplore together. Enjoy the journey.

MEMBERSHIP

Make room for discovery.

Clear plans. More time to connect.

Free trial

Explore the radio, make your first contacts, and find your people.

Flat-rate membership

More time on the air and more ways to make the community your own.

A LITTLE CURIOSITY. A BIGGER WORLD.

Your next great
conversation is out there.

Different people. New places. All from your browser.