Radio Amateurs

Information for Radio Amateurs

Welcome to the Radio Amateurs section!

This page is dedicated to the amateur radio community and lists information related to our upcoming IonSat mission. It will be regularly updated as more details become available, so please check back for the latest updates.

We are excited to collaborate with the radio amateur community and encourage your participation in this mission. For any questions related to amateur radio operations, an email contact will be made available soon.

UHF ground station antenna on the roof of the CSEP building. (Image: T. Colin, 2025)

Orbit

IonSat is planned to be launched into a sun-synchronous orbit in 2027.

The NORAD-ID and Two Line Elements (TLE) will be shared here once they are available.

Radio Amateur Relay

The CSEP team is proud to support IonSat’s communications via the "SPINO" radio communication board, developed by the radio amateur community.

Below are the technical details for using the radio amateur relay:

Uplink frequency: 435-438 MHz (UHF range)
Downlink frequency: 435-438 MHz (UHF range)
Modulation: To be determined
Protocol: AX.25
Transmitter Power: 1 W

Telemetry Downlink

During passes over our ground station in France, the telemetry downlink will be activated.

Below are the technical details to receive IonSat housekeeping telemetry:

Frequency: 435-438 MHz (UHF range)
Modulation: To be determined
Protocol: AX.25
Transmitter Power: 1 W

An email contact will be provided for submitting recorded AX.25 frames.