- Description
Details
The Shure BETA 181 is an ultra-compact, small-diaphragm side-address condenser microphone, designed for discreet placement and control in live and studio environments. Featuring interchangeable cardioid, supercardioid, omnidirectional and bidirectional capsule options for superior versatility, the small diaphragm design provides superior audio with consistent, textbook polar responses in a form factor small enough to get close to the source in the tightest conditions.- Features
Features
- Premier live performance microphone with Shure quality, ruggedness, and reliability
- Compact preamp attaches to four interchangeable capsules
- Wide dynamic range for use in high SPL environments
- Side-address form allows for discreet positioning in tight performance and recording settings
- Innnovative locking ring provides a secure connection between capsule and preamp
- Hardened steel mesh grille resists denting, wear, and abuse
- Compact design, under 5" (12 cm), reduces stage clutter
- Furnished with stand adapter and carrying case
- Specification
Cartridge Type Electret Condenser Frequency Response 20 to 20,000 Hz Output Impedance 110 Ω Common Mode Rejection, 20 to 20,000 kHz ≥55 dB Polarity Positive pressure on diaphragm produces positive voltage on pin 2 with respect to pin 3 Power Requirements 11–52 V DC phantom power (IEC-61938) 2.4 mA, maximum Polar Pattern 181/C Cardioid 181/S Supercardioid 181/O Omnidirectional 181/BI Bidirectional Sensitivity, open circuit voltage, @ 1 kHz, typical Cardioid –46.5 dBV/Pa (4.7 mV) Supercardioid –49.5 dBV/Pa (3.4 mV) Omnidirectional –52.0 dBV/Pa (2.5 mV) Bidirectional –51.0 dBV/Pa (2.8 mV) Maximum SPL, 1 kHz at 1% THD 2500 Ω load Cardioid 151.5 dB SPL Supercardioid 154.5 dB SPL Omnidirectional 157.0 dB SPL Bidirectional 156.0 dB SPL 1000 Ω load Cardioid 140.0 dB SPL Supercardioid 152.0 dB SPL Omnidirectional 154.0 dB SPL Bidirectional 153.5 dB SPL Signal to Noise Ratio Cardioid 73.5 dB Supercardioid 71.5 dB Omnidirectional 70.5 dB Bidirectional 71.0 dB Dynamic Range 2500 Ω load Cardioid 131.0 dB Supercardioid 132.0 dB Omnidirectional 133.5 dB Bidirectional 133.0 dB 1000 Ω load Cardioid 128.5 dB Supercardioid 129.5 dB Omnidirectional 130.5 dB Bidirectional 130.5 dB Clipping Level @ 1 kHz, 1% THD 2500 Ω load 10.5 dBV 1000 Ω load 7.5 dBV Self Noise, equivalent SPL, A-weighted, typical Cardioid 20.5 dB SPL-A Supercardioid 22.5 dB SPL-A Omnidirectional 23.5 dB SPL-A Bidirectional 23.0 dB SPL-A Dimensions (H x Diameter) 4.90" (124.46 mm) x 1.36" (34.54 mm) Weight 5.1 oz (145 g) - Reviews
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