#2026-205French broadcast network R4 technical parameters updated for two transmitter sites
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This decision updates the transmission settings for two DVB-T sites on the R4 digital terrestrial TV multiplex in France. It changes the authorized technical characteristics for the Condrieu and Merck-Saint-Liévin sites, including antenna height, power, channel, polarization, and directional limits. The practical effect is limited to the network operator and the broadcasters carried on R4. They need to use the new technical settings on the dates set in the decision: 20 May 2026 for Condrieu and 4 June 2026 for Merck-Saint-Liévin.
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Key Changes
- Updates the authorized technical settings for the Condrieu transmitter site.
- Updates the authorized technical settings for the Merck-Saint-Liévin transmitter site.
- Sets entry-into-force dates for the two annexes: 20 May 2026 and 4 June 2026.
Obligations
What this law requires
SAS Société opératrice du multiplex R4 must apply the updated technical transmission characteristics set out in Annex 1 for the Condrieu site, replacing the previous characteristics in the 18 February 2026 decision, starting on 20 May 2026.
SAS Société opératrice du multiplex R4 must apply the updated technical transmission characteristics set out in Annex 2 for the Merck-Saint-Liévin site, replacing the previous characteristics in the 18 February 2026 decision, starting on 4 June 2026.
For the Condrieu site, the operator must transmit on channel 40 with vertical polarization, at a maximum antenna altitude of 269 meters (±5 meters) and a maximum/minimum effective radiated power of 8 W, subject to the listed azimuth attenuation limits.
For the Merck-Saint-Liévin site, the operator must transmit on channel 26 with horizontal polarization, at a maximum antenna altitude of 140 meters (±5 meters) and a maximum/minimum effective radiated power of 1 W, subject to the listed azimuth attenuation limits.
The operator must respect the site-specific azimuth attenuation limits for Condrieu and Merck-Saint-Liévin when implementing the authorized transmission settings.