Bosch LBB4428/00-US Power Amplifier 8X60W None

The Power Amplifiers can be set to 100 V, 70 V, and 50 V output tappings. They have short-to-ground and short-circuit detection functions, and can generate their own pilot tone for supervision purposes. There are four types of Power Amplifier units in the Praesideo product range. These differ in the number of amplifier channels per frame: one, two, four, or eight. The overall power rating is 500 watts for all of the amplifiers. 1, 2, 4, or 8 audio outputs (selection from 100 / 70 / 50 V outputs) Audio processing and delay for each amplifier channel Amplifier supervision and spare amplifier switching Loudspeaker line and loudspeaker supervision (LBB 4428/00 only line supervision) Eight control inputs and 1, 2, 4 or 8 control outputs