Shure RPM181/PRE Preamplifier Body for BETA181 System
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Description
Overview
The Shure RPM181/PRE is the preamplifier body for the BETA181 modular side-address microphone system. Any RPM181 capsule (Cardioid, Supercardioid, Omnidirectional, or Bidirectional) threads onto this preamp body to create a complete microphone.
Key Features
- Modular preamp body: Accepts all RPM181 interchangeable capsules
- Low-noise electronics: Transparent amplification for studio-grade recordings
- Compact side-address design: Low-profile for discreet instrument miking
Specifications
- Type: Preamplifier body (capsule sold separately)
- Equivalent noise: 16 dB-A (typical)
- Maximum SPL: 155 dB (with pad engaged)
- Pad: Switchable -15 dB
- Low-cut filter: Switchable 80 Hz, 18 dB/octave
- Power: 11–52V phantom power
- Connector: XLR 3-pin
- Compatibility: RPM181/C, RPM181/S, RPM181/O, RPM181/BI capsules
In the Box
- RPM181/PRE preamplifier body
- Stand adapter














