BETA Series Headworn Microphone for Wireless Systems (Tan)

The WBH53 is a fully adjustable omnidirectional condenser headworn vocal microphone, designed for applications where inconspicuous appearance and incredible sound quality are required. Its lightweight, adjustable, modular headband, flexible wireframe and soft earpieces provide a comfortable fit while still allowing the WBH53 to be positioned as close to the left or right corner of the mouth as possible, assuring maximum voice pickup.The WBH53 microphone features an extended frequency response and high SPL handling ability. It is uniquely designed to provide the sound quality and performance consistency required for environments such as professional theater, event production, trade shows and seminars. Color: TanTypeCondenser (electret bias)Frequency Response20Hz to 20KHzPolar PatternOmnidirectionalOutput Noise (equivalent dBSPL, A-weighted)39.0 dB typical; 42.0 dB maximumSignal-to-Noise Ratio55 dB at 94 dB SPLRecommended Minimum Input Impedance>1 kilohmPreamp Output Impedance136 ohmsOutput Level, open circuit, ref. 1v/Pa at 1 kHz-50.0 +/- 3.0dB 3.16mVMaximum Sound Pressure Level147 dBSPL at 1% THD/1 kilohm loadDynamic Range108 dB (max. SPL with 1k load, minus typical A-wt. noise)Current Drain4.6 mA (preamp and microphone)Output PolarityPositive pressure on the diaphragm produces a positive voltage at:Pin 2 relative to pin 3 at the output connector of the preampPower RequirementsPhantom power; 11 to 52 Vdc positive on pins 2 and 3, return on pin 1 (ground)Cable1.5 m (5 ft.), small-diameter, shielded, with mini 4-pin connector (TA4F)

BETA Series Headworn Microphone for Wireless Systems (Tan)