
DPA MMP-B Microphone Preamplifier, Low Cut and High Boost
Microphone Preamp 48V Standard Size with Lowcut and Highboost Filters Modular Preamplifier with low cut and high boost filters. Combine this preamp with any capsule in the DPA Reference Standard series. Related article from the Microphone University: Impedance balancing with Active Drive vs transformer coupled outputsSpecifications: Output connector: XLR-3M. Pin 1: shield, Pin 2: signal + phase, Pin 3: signal - phase Low-cut frequency, -3 dB: 50 Hz Noise with shorted input, A-weighted: 1.1 V Output voltage, RMS: > 1.8 V Output voltage, peak: > 2.5 V Type of electronic circuit: Active THD@1VRMS, 1kHz: < 0.5 % Dynamic range: 124 dB Switchable filters: High boost: +4 dB at 8 kHz. Low cut: First order filter, below 120 Hz Output impedance: < 150 ohm Output balance principle: Signal balanced Common Mode Rejection Ratio (CMRR): > 40 dB Power supply (for full specifications): 48 V Phantom power (+/- 4 V) Current consumption: 4.5 mA Color: Matte black Weight: 38 g (1.3 oz) Diameter: 19 mm (0.75 in) Length: 99 mm (3.9 in) Cable drive capability: 100 m (328 ft) Temperature range: -40 C to 45 C (-40 F to 113 F) Relative Humidity (RH): Up to 90%