Frequently Asked Questions

What audio & video formats are used to broadcast the concerts?

Our video signal is produced in high definition and encoded to H.264 video format. Audio is always in 48 kHz/24 bit in stereo AAC. We transmit the concerts of the Digital Concert Hall with a method that automatically adapts to the available bandwidth of your Internet connection. Alternatively, you can set this manually when you start to watch a concert. The following quality levels are used:

Description Video bit rate Video resolution Audio bit rate
Very Low 444 Kbit/s 640x360 256 Kbit/s
Low 844 Kbit/s 960x540 256 Kbit/s
Medium 1244 Kbit/s 960x540 256 Kbit/s
High 1844 Kbit/s 1280x720 256 Kbit/s
Very high 2244 Kbit/s 1280x720 256 Kbit/s
Highest (only archive concerts) 3280 Kbit/s 1920x1080 320 Kbit/s