TetraBark — TETRA messaging and push-to-talk

History is temporary.

To

DirectoryContacts & profiles

Contacts

Look up profiles

Radio

Network
Receive
Transmit

PTT talkgroup

Push-to-talk

Tap-to-talkTap once to transmit, then tap again to stop.
Network
Receive
Transmit

DMR Direct

Tap-to-talkTap once to transmit, then tap again to stop.

Direct call

Who do you want to call?

One-to-one

Call mode

Tap-to-talkTap once to transmit, then tap again to stop.

Audio modulation

Microphone input · received audio

dBFS
TXAVG · 300 msPEAKCLIP
RXAVG · 300 msPEAKCLIP
Audio & call preferences
ActivityCalls & diagnostics

Support the project

TetraBark is free to use. If it saves you time or brings joy to your shack, a small contribution is always appreciated.

Made by Silviu YO6SAY.

PayPal

Disclaimer

This software is provided as-is, without warranty of any kind, express or implied. The author assumes no responsibility for missed or unintended transmissions, lost messages or calls, radio or equipment damage, interference, service interruption, or any other consequence of using this application. TetraBark is intended solely for licensed amateur radio operators operating within the terms of their licence. You are responsible for every transmission and for complying with local regulations, band plans, and network rules at all times.

Incoming private call

RadioID

TETRA messaging & push-to-talk

TetraBark, in one minute

A browser TETRA terminal for SDS messages, talkgroup RX/TX and private simplex or duplex calls.

Use it only as a licensed amateur-radio operator and follow your local rules.

Connection

TetraBark connects your browser through the TetraBark relay to core.tetrapack.online:3003 or hub.tetra-poland.pl:3003.

Messages

Send and receive SDS by callsign or ISSI. TetraBark resolves the destination and shows delivery status.

Radio

Connect signs in your terminal. For group radio, choose a talkgroup and select Listen before PTT. Microphone access is requested only when you transmit or start a call.