Radio New Zealand (Māori: Te Reo Irirangi o Aotearoa), commonly known as Radio NZ or simply RNZ, is a New Zealand public-service radio broadcaster and Crown entity that was established under the Radio New Zealand Act 1995. By Monday, more than 23,000 people had signed a petition urging Radio New Zealand to reconsider the move and a 10,000-strong Facebook group called “Save RNZ Concert… A petition with more than 26,000 signatures has been handed to Radio New Zealand to save Concert. Save Radio New Zealand. Listen online to RNZ - Concert radio station for free – great choice for Wellington, New Zealand. This story was first published by RNZ; Work to begin on case for super-sized broadcaster; RNZ said shifting Concert to the AM frequency would free up space for the broadcaster to build a new music brand for younger audiences.