Exact frequency is 6934.89 kHz. S9+20 with the LU1HCW KiwiSDR in Argentina. Signal is 20 kHz wide but there are no KiwiSDRs in Latin America configured to use a bandwidth more than 12 kHz in AM.
2329 UTC-Professional male announcer in Spanish, mention of Ondas Cortas (shortwave) so maybe RAE?
2330 UTC-Silence
2330 UTC-Agua Lenta by JAF
2333 UTC-El Arriero by Divididos
2340 UTC-Martin 1 SSTV
2340 UTC-OFF mid image then back ON with the rest in a few seconds
2342 UTC-Blank carrier
2347 UTC-Será by Las Pelotas
2349 UTC-OFF mid song, was off and on many times during this broadcast