For Corporate or Bulk Enquiries, reach us at avsupport@trianzetech.ae | Call +971 58 161 3661 | WhatsApp +971 58 161 3661
For Corporate or Bulk Enquiries, reach us at avsupport@trianzetech.ae | Call +971 58 161 3661 | WhatsApp +971 58 161 3661
  • Shure RPM181/PRE replacement XLR preamplifier for Beta 181 microphone, product view
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Shure RPM181/PRE: Replacement XLR Preamplifier for Beta 181 Interchangeable Capsule Instrument Microphone

  • Replacement XLR preamp for Beta 181
  • Four interchangeable capsules
  • 20 Hz to 20 kHz, up to 157 dB SPL
  • Phantom powered, 145 g with capsule
Brand :Shure
Model : RPM181/PRE

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Applications & Use Cases

  • Drum Miking: between toms or as a mono overhead
  • Acoustic Instruments: compact side-address pickup in tight spots
  • Stereo Recording: pair two for a Blumlein setup
  • Servicing: replace a damaged Beta 181 preamp body
Shure RPM181/PRE replacement XLR preamplifier for Beta 181 microphone, product view
Shure RPM181/PRE
  • Specifications
  • Details

Call for Best Price: +971 58 161 3661 | Chat on WhatsApp

Shure RPM181/PRE: Replacement XLR Preamplifier for Beta 181 Interchangeable Capsule Instrument Microphone

The Shure RPM181/PRE is a replacement XLR preamplifier designed to work with one of four interchangeable capsules for the Shure Beta 181 side-address instrument microphone. The capsules come in cardioid, supercardioid, omnidirectional and bidirectional polar patterns. With a capsule attached it weighs only 5.1 oz, so it can get close to any source, which suits drum overheads, toms and acoustic instruments in studios and venues across Dubai, Abu Dhabi and the wider UAE.

Key Features

  • Works with four interchangeable Beta 181 capsules: cardioid, supercardioid, omnidirectional and bidirectional
  • Wide 20 Hz to 20 kHz frequency response and high SPL handling
  • Little to no crossover distortion and exceptional low-frequency reproduction
  • Compact, 5.1 oz (145 g) with a capsule attached
  • Well suited to miking dual sources, mono drum overheads or a Blumlein stereo pair

Technical Specifications

Spec Detail
Model / Part Number RPM181/PRE
Type Condenser
Frequency Response 20 to 20,000 Hz
Capsules 181/C cardioid, 181/S supercardioid, 181/O omnidirectional, 181/BI bidirectional
Sensitivity -46.5 dBV/Pa (C), -49.5 (S), -52.0 (O), -51.0 (BI)
Output Impedance 110 ohms at 1 kHz
Self Noise 20.5 dB SPL-A (C), 22.5 (S), 23.5 (O), 23.0 (BI)
Maximum SPL (1000 ohm load) 149.0 dB (C), 152.0 (S), 154.0 (O), 153.5 (BI)
Maximum SPL (2500 ohm load) 151.5 dB (C), 154.5 (S), 157.0 (O), 156.0 (BI)
Power 11 to 52 V DC phantom (IEC 61938), 2.4 mA maximum
Weight 5.1 oz (145 g) with capsule

Why Buy the Shure RPM181/PRE from Trianze Tech?

Trianze Tech is a UAE-based Pro AV distributor with local stock in Dubai, removing the delays of international shipping for studio and stage audio parts.

  • Genuine Shure stock sourced through authorized distribution channels
  • Capsule matching advice for your Beta 181 setup
  • Setup guidance across Dubai, Abu Dhabi and the GCC
  • Local UAE warranty backing and after-sales support
  • Volume pricing available for studios and rental companies

Call for Best Price: +971 58 161 3661 | Chat on WhatsApp

Call for Best Price: +971 58 161 3661 | Chat on WhatsApp

Package Contents

  • 1x Shure RPM181/PRE replacement XLR preamplifier
  • Capsules (181/C, 181/S, 181/O, 181/BI) and accessories: confirm inclusion with Trianze Tech at time of order

Warranty

  • Standard Shure manufacturer warranty, honoured in the UAE through Trianze Tech

Sustainability

  • A replaceable preamp body lets an existing Beta 181 be repaired instead of replaced, and it runs on phantom power with no batteries

Expandability

  • Accepts four interchangeable capsules for cardioid, supercardioid, omnidirectional or bidirectional pickup

Distribution

  • Stocked and distributed in the UAE by Trianze Tech, serving studios, rental companies and venues across Dubai, Abu Dhabi and the GCC

Call for Best Price: +971 58 161 3661 | Chat on WhatsApp

Frequently asked

Questions our clients ask before signing.

If you don't see your question here, our consultants will gladly walk you through specifics on a discovery call.
Still have questions?
Talk to a consultant — most queries are answered in a 15-minute call.
The Shure RPM181/PRE is a replacement XLR preamplifier for the Shure Beta 181 side-address instrument microphone. It works with one of four interchangeable capsules.
The RPM181/PRE works with four Beta 181 capsules: 181/C cardioid, 181/S supercardioid, 181/O omnidirectional and 181/BI bidirectional. Confirm which capsule you need when ordering.
The Shure RPM181/PRE needs 11 to 52 V DC phantom power (IEC 61938) and draws 2.4 mA maximum. Its output impedance is 110 ohms at 1 kHz.
With a 1000 ohm load, maximum SPL is 149.0 dB (cardioid), 152.0 dB (supercardioid), 154.0 dB (omnidirectional) and 153.5 dB (bidirectional). With a 2500 ohm load it rises to 151.5, 154.5, 157.0 and 156.0 dB SPL respectively.
Frequency response is 20 Hz to 20 kHz. The cardioid version has a sensitivity of -46.5 dBV/Pa, 20.5 dB SPL-A self-noise and 73.5 dB signal to noise ratio. With a capsule attached it weighs 5.1 oz (145 g).
Trianze Tech stocks the Shure RPM181/PRE in Dubai with fast delivery across the UAE and GCC. Call +971 58 161 3661 or message us on WhatsApp for the best price and current stock availability.