MPA 3120 - MPA 3240 120W and 240W Power amplifiers
• Three selectable zones through front switches
• High/Low frequencies and main volume control
• LED with dB output measurement
• Signal of the selected music source available as MOH, “Music on Hold”, 1W/8 ohm output for monitor loudspeaker or for other instruments, such as telephone switchboards
• 2-tone DING-DONG chime with on/ off button and volume control
• Electronically balanced input and output lines, male/female connectors allowing the cascade connection of several units
• Input dedicated to the connection of a private telephone switchboard to transmit high-priority messages/ emergency signals
• Priority function with external contact
• Output for the selected zone
• 100V/70V/50V 8 Ohm output
• Switch for 115V/230V voltage selection; External DC 24V power supply
• Cooling fan with automatic adjustment according to the temperature of the heat sink
• Protection of the output stage and transformer for constant voltage lines