Mic W – D236 Measurement Microphone 

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MicW Audio proudly introduces the D236 Measurement Microphone — a breakthrough solution for professional and portable acoustic measurement. Combining IEC 61672 Class 2 precision, ultra-wide dynamic range, and ultra-low noise, the D236 is plug-and-play ready for laptops and mobile devices—no drivers required! The D236 is perfect for professionals in fields such as architectural acoustics, environmental safety, automotive NVH, aerospace & defense, electroacoustics, sound power measurement, and university research. Whether you’re conducting field tests, monitoring noise levels, or recording high-fidelity audio, the D236 provides the tools you need without compromising on quality or ease of use.  
Key Features and Specifications
High-Accuracy Performance:
Features an electret capacitor microphone with free-field, omnidirectional response. Diameter: 1/2-inch. Sensitivity: -29.5 ± 3.0 dBFS (at 94 dB SPL @ 1 kHz). Cartridge sensitivity: -28.0 dB re 1 V/Pa (39.8 mV/Pa). Pre-polarized (0V) for simplified use.
Wide Frequency Response and Dynamic Range:
Covers 10 Hz to 20 kHz (with correction data), with a maximum sound pressure level of 120.0 dB (Typ. THD+N ≤ 3%). Ideal for capturing a broad spectrum of sounds with exceptional clarity.
Ultra-Low Noise Floor:
Self-generated noise: 23.0 dBA (acoustical). Noise level: -100.3 dBFS(A). Ensures accurate measurements in quiet environments—outperforming competitors with higher noise levels for cleaner, more precise data.
Advanced USB Audio Integration:
Powered by an XMOS multicore processor with USB Audio Class 2 (UAC2) support. Offers 16/24/32-bit streaming and a sampling rate of 48 kHz @ 24-bit. Driverless compatibility with Mac OS, Windows and other platforms for true plug-and-play convenience—no software installation required.
Robust and Portable Design:
Built with a durable stainless steel body for superior longevity and resistance to harsh conditions. Dimensions: Ø 19 x 93 mm. Weight: 62.9 g. Operates in temperatures from -20°C to 50°C and humidity up to 95% RH. Output connector: USB Type-C.