The ETS SM1-ULE Surface Mount Unidirectional Microphone is engineered for superior sound clarity in environments where background noise can be an issue. This pre-amplified microphone boasts a unidirectional pickup pattern, ensuring that only the intended sound source is captured while minimizing unwanted noise from other directions. Its built-in limiter and selectable filters enhance audio quality, making it an ideal choice for professional audio applications.
ETS SM1-ULE Microphone Features
- Unidirectional Pickup Pattern: 25′ pickup pattern with reduced (-6db) sensitivity on all sides to focus on the desired sound source.
- Low Noise Pre-Amplifiers: Utilizes low noise MOSFET technology for clear audio performance.
- Wide Frequency Response: 500Hz-13KHz frequency range ensures accurate sound reproduction across various audio frequencies.
- Selectable Filters: Jumper selectable hi-cut/lo-cut filters limit frequency response up to 900 to 6KHz, significantly reducing background noise.
- Volume Range Options: Jumper selectable volume range for either “Line level” (0db) or “Microphone level” (-30db) to suit different audio needs.
- Adjustable Gain: Provides adjustable gain in both volume ranges for customized audio control.
- Peak Limiter: Features a peak limiter with a .5 second response time to prevent distortion during loud sounds.
- Output Impedance: 100 Ohm unbalanced output for compatibility with various audio equipment.
- Easy Cable Termination: 3 position Euro-style connector for fast and clean cable connections.
- Power Requirements: Operates on 12 to 24VDC @ 10mA, making it versatile for different setups.
- On-Board Voltage Regulation: Includes a voltage regulator and RFI filtering to ensure stable performance.
- Aesthetic Design: Similar in appearance to a fire suppression sprinkler head, allowing for discreet installation.
- Durable Enclosure: ABS enclosure that mounts securely on any surface for long-lasting use.
Detailed Specifications for ETS SM1-ULE
| Feature | Details |
| Type | Surface Mount Unidirectional Microphone |
| Pickup Pattern | Unidirectional, 25′ with -6db sensitivity on sides |
| Frequency Response | 500Hz – 13KHz |
| Output Impedance | 100 Ohm unbalanced |
| Power Supply | 12 to 24VDC @ 10mA |
| Peak Limiter | .5 sec response time |
| Filters | Jumper selectable hi-cut/lo-cut |
| Connector Type | 3 position Euro-style connector |
| Material | ABS enclosure |
| Dimensions | Flush mount design, similar to sprinkler head |
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