COOLING: Front-to-rear tunnel, dual variable speed DC fans
CONTROLS: DA-Series: two front panel detented shaft encoder Level controls, channel Link switch, level control Lock switch, Display toggle switch, Stereo/Bridge switch, Ground Lift switch
CHANNEL INDICATORS: DA-Series: Large backlit liquid crystal display for each channel showing: Channel On/Off (Mute State), Phase State, Output Voltage, Output Wattage, Load Impedance, AC Mains Voltage, Temperature, and Attenuation Levels (in 0.5dB increments); each channel also has a Clip LED, Limit LED, Signal LED, Fault LED and Ready LED
MASTER INDICATORS: LEDs indicating power on/off status, network control status and breaker trip warning
PROTECTION: Electronic circuit breaker (may be remotely reset), high temperature, DC, turn-on delay with power ramp-up, ultrasonic, short circuit
LINE VOLTAGE: 100/120/220-240 VAC internally user configurable, electronic circuit breaker
CONSTRUCTION: 16-gauge welded steel chassis, 10-gauge continuous front-to-rear side rails with front and rear rack ears
DIMENSIONS: 19" (483mm) W x 3.5" (89mm) H (2 EIU rack spaces) x 18.5" (470mm) D