VIRI IRIB via 2 transmitters on 15750 kHz, April 6

IRAN   VIRI IRIB via 2 transmitters on 15750 kHz, April 6
till 1430 on 15750 ZAH 500 kW / 289 deg to NEAf Arabic
till 1430 on 15750 Sirjan tx or Kamalabad tx in Arabic, instead of 13610
// frequency 13785 KAM 500 kW / 178 deg to N/ME Arabic
from 1430 on  9580 ZAH 500 kW / 289 deg to NEAf Arabic, continues at 1530
1430-1532 on 15750 KAM 500 kW / 178 deg to N/ME Arabic, instead of 13650