Bosch LBB4424/10 4-channel power amplifier 4 x 125 W

Bosch LBB4424/10 4-channel power amplifier 4 x 125 W

->This BOSCH LBB4424/10 is in good condition
->Of course because of the age there are scratches here and there
->See all the photos
->Serious inquiries please.
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Bosch LBB4424/10 is a 4-channel power amplifier. The amplifier can be set to 100 V, 70 V and 50 V output tappings. It has short-to-ground and short-circuit detection functions, and can generate its own pilot tone for supervision purposes. It features audio processing and delay as well as spare amplifier switching, loudspeaker line and loudspeaker supervision. It is a self-monitoring unit and continually reports its status to the network controller. The unit supports both single branch and redundant loop cabling.

Loudspeaker outputs

Rated load resistance 80 ohm (100 V); 40 ohm (70 V)

Rated load capacitance 60 nF (100 V); 125 nF (70 V)

Rated output power

(per channel)

125W (1 min. at 55 °C)

60 W (30 min. at 55 °C, cont. at 30 °C)

30 W (cont. at 55 °C)

Controls and indicators

• 2 x 16-character LCD for status display

• Rotary/push control button

• Mains switch

Interconnections

• Mains input

• Battery backup input

• Two system network connections

• Two mic/line inputs (four for LBB 4428/00)

• 100 V, 70 V or 50 V outputs (for each amplifier channel)

• 50 V output

• Eight programmable control inputs

• Control output (for each amplifier channel)

• Headphone output