Guardian Telecom Inc. PA/GA - DA388 Automatic Amplifier Switch


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DA388 Distribution Amplifier

		Description Guardian Telecom’s DA388 Distribution Amplifier is a line level pre-amplifier for use in public address and alarm systems. As part of the integrated system, the DA388 recognizes audio inputs – telephone access, background music, voice signals and alarm tones – and boosts the signal before distribution. The DA388 is designed to prioritize audio input signals and distribute the signal to multiple power amplifiers without degrading audio quality.

Product Features
• Line level pre-amplifier
• Allows connection of low level audio signals to multiple amplifiers
• Maintains signal quality
• Distributes signals to multiple power amplifiers
• Assigns priorities to audio input signals
• Uses logic control to switch audio inputs to selected audio outputs
• Output signals generate a VOX logic output signal
• Two audio outputs mirror the highest priority audio inputs
• LED status indicators
• Internal volume adjustments for each input and output
• Compact – 19” (483mm) rack mount
• Ideal for use with Guardian Telecom AS12 Automatic Amplifier Switch

Applications

This product is designed for use in industrial environments such as:

• Mines
• Grain Processing and Similar Industries
• Chemical Plants
• Power Generation Facilities
• Refineries
• Fertilizer Plants
• Drilling Rigs
• Food Processing Plants
• Defense Installations
• Sewage Plants
• Cement Plants
• Construction Sites
• Bulk Loading Stations
• Breweries & Distilleries
• Pulp & Paper Mills
• Pharmaceutical Plants
and more . . .

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