Rolls DU30B Microphone Preamplifier / Audio Ducker
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Buy Rolls DU30B Microphone Preamplifier / Audio Ducker
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Rolls DU30B Microphone Preamplifier / Audio Ducker | $99.00 | ![]() | |||
Rolls DU30B Audio Ducker with Microphone Preamp | $99.00 | ![]() |
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 announcementsPerfect for restaurants and small clubsClean, Quiet Mic PreampSpecifications:Frequency Response: 20 Hz - 40 kHzInput Impedance: 100K Ohms unbalanced, 600 Ohms balancedTHD + Noise:< 0.03% typicalNoise Floor: -78 dBIndicators: Power LEDInput/Output jacks: XLR balanced output, RCA unbalanced input and outputPower: 12 - 16 VDC 50mA, 5 x 1.2 mm DC Jack - Center NegativeDimensions: 4" x 4" x 1.5"Weight: 1 lb. (0.5 kg) Rolls DU30B Microphone Preamplifier / Audio Ducker.
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