Description

The Audio-Technica AT4051b is a high-quality, small-diaphragm cardioid condenser microphone designed for professional studio recording, live sound, and broadcast applications. It is part of Audio-Technica’s 40 Series, known for their detailed sound reproduction and reliability. The AT4051b is well-suited for capturing acoustic instruments, percussion, and other sound sources requiring detailed and accurate sound.

Audio-Technica AT4051b Details:

• Product Type: Small-Diaphragm Cardioid Condenser Microphone
• Model Number: AT4051b
• Brand: Audio-Technica

Features:

1. Cardioid Polar Pattern:
   • The AT4051b features a cardioid polar pattern, providing focused pickup of sound sources directly in front of the microphone while minimizing off-axis noise and feedback.
2. Condenser Element:
   • The fixed-charge back plate, permanently polarized condenser element offers a detailed and accurate sound capture, making it ideal for studio recording and live sound applications.
3. Extended Frequency Response:
   • The microphone offers a wide frequency response from 20 Hz to 20 kHz, ensuring natural and detailed sound reproduction across the entire audio spectrum.
4. High SPL Handling:
   • Capable of handling high sound pressure levels (SPL) up to 145 dB, making it suitable for loud sound sources without distortion.
5. Low Self-Noise:
   • Designed with low self-noise (16 dB SPL), providing quiet and clear audio capture, essential for professional recordings.
6. Superior Transient Response:
   • Captures fast transients accurately, making it ideal for percussion and plucked string instruments.
7. Switchable 80 Hz High-Pass Filter:
   • Reduces low-frequency noise and rumble, allowing for cleaner audio capture in various environments.
8. Switchable 10 dB Pad:
   • Provides an additional level of headroom when dealing with extremely loud sound sources, preventing distortion.
9. Modular Design:
   • Part of Audio-Technica’s modular microphone system, allowing users to interchange capsules with the AT4900b-48 microphone body to suit different recording needs.
10. Rugged Construction:
    • Built with a durable metal housing to withstand the rigors of professional use.

Specifications:

• Element: Fixed-charge back plate permanently polarized condenser
• Polar Pattern: Cardioid
• Frequency Response: 20 Hz to 20 kHz
• Open Circuit Sensitivity: -34 dB (19.9 mV) re 1V at 1 Pa
• Impedance: 100 ohms
• Maximum Input Sound Level: 145 dB SPL, 1 kHz at 1% T.H.D.; 155 dB SPL with 10 dB pad (nominal)
• Noise: 16 dB SPL
• Dynamic Range (Typical): 129 dB, 1 kHz at Max SPL
• Signal-to-Noise Ratio: 78 dB, 1 kHz at 1 Pa
• Phantom Power Requirements: 48V DC, 4.8 mA typical
• Switches: Flat, roll-off; 10 dB pad
• Weight: 120 g (4.2 oz)
• Dimensions:
  • Length: 170.0 mm (6.69″)
  • Diameter: 21.0 mm (0.83″)
• Output Connector: Integral 3-pin XLRM-type

Applications:

• Acoustic Instruments:
  • Ideal for capturing the detailed sound of acoustic guitars, pianos, and string instruments with clarity and accuracy.
• Percussion:
  • Suitable for recording various percussion instruments, ensuring that the nuances and dynamics are faithfully reproduced.
• Orchestral Recording:
  • Excellent for use in recording orchestras, capturing the natural sound of the instruments with precision.
• Studio Recording:
  • Perfect for studio environments where high-quality, detailed sound capture is required for vocals and instruments.
• Live Sound:
  • Suitable for live sound reinforcement applications, providing clear and accurate sound capture.

Accessories Included:

• AT8405a Stand Clamp:
  • Securely holds the microphone in place and reduces handling noise.
• Windscreen:
  • Reduces plosive sounds and wind noise during recordings.
• Protective Case:
  • Provides safe storage and transport for the microphone.

Additional Information:

• Durability:
  • Built with rugged construction to withstand the demands of professional use.
• Flexibility:
  • The switchable high-pass filter and pad provide flexibility in various recording situations.

The Audio-Technica AT4051b is a versatile and high-quality small-diaphragm cardioid condenser microphone designed for professional recording, live sound, and broadcast applications. Its detailed sound capture, high SPL handling, and low self-noise make it an excellent choice for a wide range of applications. If you need further information or have additional questions about the AT4051b, please let me know!