Many thanks to SWLing Post contributor David Iurescia for the tip:

Working with commercial broadcasters, Radio Free Europe/Radio Liberty’s Persian service Radio Farda has resumed shortwave broadcasts aimed at Iran, providing an alternative to state-controlled media amid an ongoing internet blackout imposed by the Iranian government. The return to shortwave is intended to help listeners inside the country continue receiving independent news and vital information at a time when digital access is restricted. Read more here: https://about.rferl.org/article/radio-farda-returns-to-shortwave-bypassing-irans-digital-blackout/