Shure RPM181/O Omnidirectional Capsule for Beta 181 Microphone

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Description

Shure RPM181/O Omnidirectional Capsule for Beta 181 Microphone

Omnidirectional capsule replaces the capsule for a Beta 181 microphone. The omnidirectional capsule is ideal for ambient recordings and instrument ensemble applications.

Features:

  • Omnidirectional capsule for Beta 181
  • Wide dynamic range
  • High SPL handling
  • No crossover distortion
  • Exceptional low-frequency reproduction
  • Locking ring provides secure connection
  • Steel grille prevents damage to capsule
  • Lightweight (5.1 oz) design with preamp

Specifications:

  • General:
    • Type: Condenser
    • Frequency Response: 20 to 20,000 Hz
    • Polar Pattern: Omnidirectional
    • Sensitivity: -52.0 dBV/Pa (2.6 mV)
    • Output Impedance: 110 ohms (at 1 kHz)
    • Signal to Noise Ratio: 70.5 dB
    • Self Noise: 23.5 dB SPL-A
    • Common Mode Rejection: ≥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
    • Weight: 5.1 oz (145 grams)
  • Maximum SPL:
    • 1000 Ohm Load: 154.0 dB
    • 2500 Ohm Load: 157.0 dB SPL
  • Dynamic Range:
    • 1000 Ohm Load: 130.5 dB
    • 2500 Ohm Load: 133.5 dB
  • Clipping Level:
    • 1000 Ohm Load: 7.5 dBV
    • 2500 Ohm Load: 10.5 dBV

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