25mm Electret Large Diaphragm Capacitor

This 25mm electret condenser microphone capsule features a large diaphragm design and unidirectional pickup pattern, ideal for focused vocal capture in noisy or dynamic environments. With a sensitivity of -45±3dB and a high maximum SPL of 130dB, it performs exceptionally well in scenarios requiring both clarity and power - such as broadcasting, vocal recording, public address systems, and live sound reinforcement. The 100–16KHz frequency range ensures full-spectrum vocal reproduction, while the 680Ω output impedance makes it compatible with a wide range of preamp circuits.

 

Engineered for consistent performance, this capsule combines durability with clean signal output, making it a dependable choice for manufacturers and system integrators seeking professional-grade audio components.

 

• High Sensitivity: -45±3dB sensitivity for accurate and clear sound capture from various sources.
• High SPL Capability: Maximum SPL of 130dB, ideal for handling loud sound environments without distortion.
• Wide Frequency Response: 100Hz to 16kHz frequency range for comprehensive sound capture across low and high frequencies.
• Low Noise Design: 65dB signal-to-noise ratio ensures high clarity with minimal background noise interference.
• Durable and Reliable: Constructed with high-quality electret materials to ensure long-term performance and stability across various environmental conditions.

 

Stage-Ready Vocal Capsule Engineered for live vocal performance, this capsule delivers clear, dynamic sound that cuts through stage noise with precision. Its unidirectional pickup focuses on the performer's voice, minimizing background interference to ensure articulate, impactful delivery. Ideal for concerts, vocal acts, and stage recordings where vocal presence and detail matter most.	Broadcast-Grade Voice Capture Capsule Built for the demands of professional broadcasting, this capsule ensures clean, intelligible vocal pickup in fast-paced environments. Whether in a radio booth, podcast studio, or live stream, its focused pickup pattern and high SPL handling provide distortion-free clarity-making it a reliable component for consistent, high-quality audio delivery.

 

 

Name	Parameter
Model	ECM-B25073UL-45
Sensitivity	-45±3dB
Output impedance	680Ω
Directivity	Uni-directional
Frequency range	100-16KHz
Maximum SPL	130dB
S/N Ratio	65dB
Dimensions	25 x 7.3mm

 

 

We believe that consistent performance begins with precision manufacturing. That's why we've invested heavily in automated production lines specifically tailored for microphone capsule assembly. From diaphragm placement to housing assembly, each process is executed with exacting control-minimizing human error, reducing variability, and ensuring stable acoustic performance across every batch. This not only guarantees quality at scale but also allows us to meet tight production schedules without compromising reliability-making us a trusted partner for brands and OEMs who demand both speed and precision.

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