The Audio-Technica PRO 44 is a boundary microphone engineered for capturing clear and intelligible speech in surface-mount applications such as conference tables, podiums, and lecterns. It features a wide-range condenser element that operates in a cardioid/half-cardioid polar pattern and includes a low-mass diaphragm for enhanced audio performance.

Key Features:

• Boundary Design: Ideal for surface-mount applications, the PRO 44 is designed to be placed on flat surfaces to capture sound effectively in meetings, conferences, and public speaking events.
• Cardioid/Half-Cardioid Polar Pattern: Provides a focused pickup pattern that captures sound from the front while minimizing noise from the sides and rear, ensuring clear and isolated speech capture.
• Wide-Range Condenser Element: Delivers a broad frequency response and superior sound quality, making it suitable for capturing detailed and natural speech.
• Low-Mass Diaphragm: Ensures fast transient response and accurate audio reproduction, capturing speech with clarity and precision.
• Phantom Power: Requires phantom power, making it compatible with most professional audio equipment and mixers.
• Robust Construction: Built to withstand the demands of frequent use in professional environments.

Specifications:

• Element: Fixed-charge back plate, permanently polarized condenser
• Polar Pattern: Cardioid/half-cardioid
• Frequency Response: 70-16,000 Hz
• Open Circuit Sensitivity: -36 dB (15.8 mV) re 1V at 1 Pa
• Impedance: 200 ohms
• Maximum Input Sound Level: 114 dB SPL, 1 kHz at 1% T.H.D.
• Dynamic Range (Typical): 84 dB, 1 kHz at Max SPL
• Signal-to-Noise Ratio: 65 dB, 1 kHz at 1 Pa
• Phantom Power Requirements: 9-52V DC, 2 mA typical
• Weight: 47 g (1.7 oz)
• Dimensions: 69.0 mm (2.72″) x 56.0 mm (2.20″) x 14.5 mm (0.57″)
• Output Connector: Integral 3-pin XLRM-type

Applications:

• Conference Tables: Ideal for capturing clear speech during meetings and conferences.
• Podiums and Lecterns: Suitable for public speaking engagements, ensuring the speaker’s voice is captured with clarity.
• Broadcasting: Useful in broadcasting environments where clear and isolated speech capture is required.
• Teleconferencing: Perfect for teleconferencing setups, providing clear audio for remote participants.

Included Components:

• Protective Pouch: A soft pouch for safe storage and transport of the microphone.

User Tips:

• Placement: Place the microphone on a flat surface, such as a conference table or podium, and aim it towards the sound source for optimal pickup.
• Phantom Power: Ensure that your audio equipment provides the necessary phantom power for the microphone to operate.
• Minimize Obstructions: Avoid placing objects between the microphone and the sound source to maintain clear audio capture.
• Regular Maintenance: Keep the microphone clean and free from dust to ensure long-term performance.

The Audio-Technica PRO 44 Boundary Microphone is a reliable and high-quality solution for capturing speech in a variety of professional settings. Its boundary design, wide-range condenser element, and cardioid/half-cardioid polar pattern make it an excellent choice for applications requiring clear and intelligible speech capture.