Powered line array speaker system with redundant network and power supply

A self-powered line array, comprising:

• a set of speaker systems, each comprising:
• a first module, comprising:
• a processor;
• an audio signal and control connector coupled with the processor and enabling audio signal and control communication between the processor and another module in the speaker system;
• a dedicated power supply for the speaker system;
• a front end backup power supply;
• and
• a power connector coupled with the dedicated power supply and the front end backup power supply.

A self-powered line array, comprising:

• a set of speaker systems, each comprising:
• a first module, comprising:
• a processor;
• an audio signal and control connector coupled with the processor and enabling audio signal and control communication between the processor and another module in the speaker system;
• a dedicated power supply for the speaker system;
• a front end backup power supply;
• and
• a power connector coupled with the dedicated power supply and the front end backup power supply,
• wherein output power from the front end backup power supply is sufficient to support a control circuit that controls the audio signal and control communication for a defined period.