Studio Technologies Model 391 Dante Alerting UnitThe Model 391 Dante Alerting Unit builds on the limited capabilities of the "beacon" or a "strobe" devices that are ubiquitous with analog party line (PL) intercom systems and adds a broad range of new and enhanced features. The Model 391 will respond to 20 kHz tone "call" signals that are commonly utilized in both legacy analog and modern digital party line intercom circuits. Upon detecting a call signal the Model 391 can provide a visual indicator,
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