Radio Vanuatu on strange out of band 7932v Port Vila, September 7

VANUATU   Very good signal of Radio Vanuatu on strange out of band QRG 7932v kHz via Port Vila, September 7:
till 0659 on  7932vPVL 2.5 kW / non-dir to All Pacific Bis/Eng, instead of 3945 via SDR Rutorua, New Zealand
from 0700 on  8620vPVL 2.5 kW / non-dir // 4310v and 12930v - reported by Ron Howard, Manuel Méndez and etc.
https://www.youtube.com/watch?v=qCpr_0yaiOQ&feature=youtu.be
https://www.youtube.com/watch?v=rL2kB5yEkqo&feature=youtu.be
https://www.youtube.com/watch?v=S5vWiIcRzQI&feature=youtu.be