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Rolls DU30B
Mic Preamp / Audio Ducker

OUR PART #:  DU30B

The DU30b is a microphone preamp and background music preamp. When an announcement is made into the microphone, the music is automatically “ducked” under the announcement.
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Our Price: $80.00
List Price: $105.00
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Rolls DU30B
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The DU30b is a microphone preamp and background music preamp. When an announcement is made into the microphone, the music is automatically “ducked” under the announcement. Then the music is brought back to it’s previous level.

Features:

  • Automatically ducks music under announcements
  • Perfect for restaurants and small clubs
  • Clean, Quiet Mic Preamp

Specifications:

  • Frequency Response: 20 Hz - 40 kHz
  • Input Impedance: 100K Ohms unbalanced, 600 Ohms balanced
  • THD + Noise: <0.03% typical
  • Noise  Floor: -78 dB
  • Indicators: Power LED
  • Input/Output jacks: XLR balanced output, RCA unbalanced input and output
  • Power: 12 - 16 VDC 50mA, 5 x 1.2 mm DC Jack - Center Negative
  • Dimensions: 4" x 4" x 1.5"
  • Weight: 1 lb. (0.5 kg)

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