🇫🇷 Modes de modulation spéciaux / 🇬🇧 Special Modulation Modes
OFDM
Rattlegram
https://www.aicodix.de/cofdmtv/rattlegram/
https://play.google.com/store/apps/details?id=com.aicodix.rattlegram&hl=fr&gl=FR
https://msars.org.uk/feature-articles/279-rattlegram-brings-simple-cofdm-data-transfer-to-amateur-radio
ofdm_chat
ZL2AFP OFDM NBTV
https://www.qsl.net/zl1bpu/NBTV/OFDM.htm
HamDRM (DRM - Digitale Radio Mondiale)
Digital SSTV
QSSTV :
https://github.com/ON4QZ/QSSTV
FreeDV
https://freedv.org/