Rolls DU30b Mic Preamp Audio Ducker

DU30B - Overview

• Features:

  • Automatically ducks music under announcements
  • Perfect for restaurants and small clubs
  • Clean, Quiet Mic Preamp
  • Female XLR jack for connection to a dynamic or condenser paging microphone.
  • Jumper for engaging the +12 volt phantom power to the microphone input - configuredOFF from the factory.
  • Stereo RCA jacks for connecting to a source different from the Mic In as the mastersignal.
  • Stereo RCA jack for connection to the stereo signal source to be "ducked" such asa tuner, CD player or cassette player.
  • Stereo RCA jacks for connection to the system's amplifiers. 12 VDC: Power input. Connect to the enclosed Rolls PS27 ACadapter.
   

• Specifications:

  • Input Impedance: 100K Ohms unbalanced, 600 Ohms balanced
  • Frequency Response: 20 Hz - 40 kHz
  • THD + Noise: < 0.03% typical
  • Noise Floor: -78 dB
  • Indicators: Power LED
  • Input/Output jacks: XLR balanced Input, RCA unbalanced input and output
  • Size: 4" x 4" x 1.5"
  • Weight: 1 lb. (.5 kg)
  • Power: 12 - 16 VDC 50mA, 5 x 1.2 mm DC Jack - Center Negative
   

• GTIN:

  0675889003017