On 24 Jun 2015, at 15:33, Martin Jangowski wrote: > I regularly broadcast with 48kBit streaming rate (mp3, mono, 44kHz). > My fallback-file is a 244kBit, stereo, 44kHz, mp3 file. Works like a > charme.... That depends on the player, if it works you are lucky. It might not work for other formats or with some players.