The "VARIO-LINE" amplifier and microphone system permits the switching of up to 6 speaker zones and of the all-call function as well as the setting of the desired volume for each zone from the central unit. The amplifier can be used with any microphone, but has been optimized for the use with the "VARIO-LINE" microphone stations VLM-100, VLM-106 (digital remote control of the speaker zones) and VLM-206 (digital remote control of the speaker zones and the DM-10 digital announcement module).
Features: Inputs 1 - 3 can be switched to MIC or LINE. The respective volume as well as treble and bass are controlled separately and have always priority over LINE-IN. All MIC inputs have gain control and switchable phantom power. The priority switches define the priority of the inputs. The MIC inputs are balanced combo sockets. MIC-1 is additional on 7-pin DIN socket for VLM-100. The LINE inputs are RCA sockets. Optionally available are the Module FD-21 monitor the amplifier and speaker line. Further available the Module FM-30 with fan/fuse fault relay contacts and the FS-40 Feedback-Reducer-Module. The AMP-IN and PRE-OUT sockets allow cascading of further amplifiers. The 5 output circuits may also be used for this purpose after they have been modified (VLZ-SERVICE 01). The amplifier operates on mains power (230 V) or 24 V DC (emergency power supply). Inclusive an electronic 2- or 4-tone chime (switchable), Inclusive an electronic siren (high-low, switchable to alarm sound) Option for integrating a sound source module.
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