Beta Microphones

Application-specific microphones engineered for reproduction of fine details in demanding environments.

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Beta 58A Spec Sheet 
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SuperCardioid Polar Pattern
Screens unwanted sound sources. Ideal for individual instruments in a multi-microphone setting, or single sources in noisy environments.
Tailored Frequency Response
Smooth, extended response. Tuned to accentuate specific types of instruments, or voices.

BETA 58AVocal Microphone

Shure
Dynamic
Simple, rugged diaphragm/coil. handles extreme volume levels without distortion.
Recommended Uses
Live Vocals
Podcast/Voiceover

The Shure Beta 58A® is a high-output supercardioid dynamic vocal microphone designed for professional sound reinforcement and project studio recording. It has become a leading choice among vocalists and touring professionals worldwide. 

The Beta 58A maintains a true supercardioid pattern throughout its frequency range. The Beta 58A has a shaped frequency response that is ideal for close-up vocals. The superb performance of this microphone is not affected by rough handling because of its rugged construction, proven shock mount system, and hardened steel mesh grille. 

Go Wireless View wireless systems that include a wireless version of this microphone

  • Frequency response tailored for vocals, with brightened midrange and bass rolloff to control proximity effect
  • Uniform supercardioid pattern for high gain before feedback and superior rejection of off–axis sound
  • Neodymium magnet for high signal–to–noise output
    • Hardened steel mesh grille that resists wear and abuse
    • Advanced pneumatic shock mount system that minimizes transmission of mechanical noise and vibration
    • Minimally effected by varying load impedance
    • Legendary Shure quality and reliability
    Type
    Dynamic (moving coil)
    Frequency Response
    50 to 16,000 Hz
    Response Curve Image Small Beta58A View Larger
    NOTE: The curve above shows on-axis response at a distance of 2 feet from a uniform sound source. Your response may vary, depending on microphone position.
    Polar Pattern
    Supercardioid, rotationally symmetrical about microphone axis, uniform with frequency.
    Output Level (at 1,000 Hz)
    Open Circuit Voltage: -51.5 dBV/Pa* (2.6 mV)
    *1 Pa = 94 dB SPL
    Impedance
    Rated impedance is 150 ohms (290 ohms actual) for connection to microphone inputs rated low Z Phasing.
    Positive pressure on diaphragm produces positive voltage on pin 2 with respect to pin 3.
    Case
    Silver blue enamel-painted die cast metal with hardened, matte-finished, spherical steel mesh grille.
    Adjustable, Stand Adapter
    Slip-in microphone mounting, unbreakable, adjustable through 180 degrees with standard 5/8"-27 thread, black finish.
    Dimensions
    See User Guide.
    Net Weight
    278 grams (9.92 oz)
    Name Availability

    A55M Shock Mount Microphone Clip

    Isolation mount and swivel adapter securely attaches Shure models SM57, SM58, SM86, Beta57A, Beta58A, Beta87A, and Beta87C to standard microphone stands.

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    A25D Microphone Clip

    Securely mounts the SM58, SM57, SM87A, Beta 87A, Beta 87C and all other microphones with 3/4-inch and larger handles to a standard microphone stand.

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    A58WS Gray Microphone Windscreen

    Reduces unwanted breath and wind noise. For use with all larger Shure "ball-type" microphones including the SM58, Beta58A, SM48, and the 565SD. Available in 6 colours; black, blue, gray, green, red, and yellow.

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    R176 Cartridge for Beta 58A

    Direct replacement cartridge for Shure Model Beta 58A supercardioid dynamic microphones.

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    RK265G Factory Original Beta 58A Microphone Replacment Grille

    Factory original dent-resistant replacement grille for Shure Beta58A wired microphones and wireless transmitters.

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    A55HM Snap-in "Shock Stopper" Mount

    Shock Stopper Isolation Mount/Swivel Adapter, Half Mount, for SM57, SM58, Beta 57A, Beta 58A, Beta 87A, Beta 87C or any Shure tapered handle mic.

    Where To Buy
    User Guides Language File Size
    BETA 58A User Guide English, French, German, Italian, Spanish 369 (kb)
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