• BETA 91A

The Shure BETA®91A is designed for use with kick drums, as well as other traditional low-frequency applications including piano. Featuring an updated microphone capsule, integrated preamplifier, and XLR connection, Beta 91A offers a strong low-frequency response and is specifically tailored for bass frequency applications. The Beta 91A combines superior attack and punch for studio-quality sound, even at extremely high sound pressure levels (SPL).

Application

Kick Drum

Piano/Organ

Microphone Type

Condenser:

Lightweight, sensitive diaphragm. Precisely and smoothly captures sound nuances. Powered by battery or phantom power supply.

Polar Pattern

HalfCardioid:

Picks up the most sound from above the flat mounted microphone and sound sound from the sides.

Frequency Response

Tailored:

Smooth, extended response. Tuned to accentuate specific types of instruments or voices.

Form Factor

Boundary

Model Line

BETA

Downloads
BETA Microphone Product Brochure (PDF)
Beta 91A Specification Sheet (PDF)
BETA Microphone Product Brochure
Beta 91A Specification Sheet
BETA 91A User Guide
Features
  • Uniform half-cardioid polar pattern for maximum gain-before-feedback and rejection of off-axis sound
  • Precision-engineered low-profile design features integrated preamplifier and XLR connector to maximize setup efficiency while minimizing stage clutter
  • Frequency response tailored for kick drum/low frequency applications with a wide dynamic range for use in high SPL environments
  • Two-position contour switch to maximize attack and clarity depending on application: select the flat response setting for natural sound in most applications or the “low-mid scoop” setting for a strong low frequency “punch” with plenty of higher frequency attack
  • Requires no external mounting or accessories for ease of use and storage
  • Furnished with zipper pouch
Specifications
Type
Electret Condenser
Frequency Response
20 to 20,000 Hz
Polar Pattern
Half-cardioid (cardioid in hemisphere above mounting surface) 
User Guides
File Language Type File Size
BETA 91A User Guide Chinese-Simplified, Chinese-Traditional, English, French, German, Italian, Japanese, Russian, Spanish PDF 2.42 mb