DM Engineering DM-HLM4 The Studio Hot Line Phone Flasher and Door Announcer

At last, a Multiple Line ( up to 12) Phone Flasher and Door Announcer/AlertIndicator System that is specifically designed to address the needs of the broadcaster. The Studio Hot Line Multi System incorporates features that notify studio and office personnel of ringing phones, people at the door ringing the bell, or an alert condition using ultra-brite,wide angle and distinctive LED indicators. Each Indicator Unit also has a distinctive audible volumecontrol switch ( off/lowithhigh), and externally mutable audible control. Up to 5 Hot Line Indicator Unitsmay be driven by one Input Module and may be connected by a common hub or Daisy Chained from Indicator to Indicator Unit. Each Indicator Unit is individually mutable, and has driver voltage external LED's or the DME Solid State Relay Pack for lighting up to 375 watts of incandescent lamps for attention flashing. Distinctive color visual indications for both phone and door/alert. Distinctive audible signals for both phone and door/alert. 3 position audible control switch Off/Low/High. Remotely mutable control for audible signals contact closure or TTL low to mute. Terminal block with screw connections are Used for external I/O control for ease of wiring. Features Microprocessor based circuitry for ultimate reliability and no lock-ups Multiple Ultra-Brite LED's Used for indicators, no bulbs to fail or replace Distinctive color visual indications for both phone and door Distinctive audible signals for both phone and door Remotely mutable control for audible signals, contact closure or TTL low to mute Door indicator and audible activated by contact closure or TTL low Distinctive DC output voltages for driving the DME Solid State Relay Pack SSR for turning on high wattage incandescent lamps for both phone and door indication Terminal block with screw connections are Used for external I/O control for ease of wiring Specifications Weight: 0. 75 lbs