Long-term acoustic monitoring industry standard model | High-sensitivity recording × Low-power field recorder Song Meter SM4
The Song Meter SM4 is a field recorder designed for industrial and research purposes that can record audible sounds of birds, amphibians, mammals, and more over long periods in outdoor environments. It is used worldwide by research institutions and environmental surveys as the industry standard model from Wildlife Acoustics. With a high-sensitivity stereo microphone, low power consumption design, and support for large-capacity SD cards, it contributes to improved recording quality and operational efficiency in long-term studies. The built-in second-generation stereo microphone allows for low-noise, high-quality recordings and is compatible with external microphones and hydrophones. It can record for up to approximately 440 hours on four AA batteries, making it suitable for long-term field studies and ecological monitoring applications. **Main Research Areas** - Ecology - Animal Behavior - Environmental Monitoring - Conservation Biology - Bioacoustics
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basic information
【Specifications】 ■ Recording Performance Audible range recording Maximum 48kHz / WAV format ■ Microphone Built-in stereo microphone (2nd generation) Compatible with external microphones and hydrophones ■ Recording Media Supports SDHC / SDXC cards Dual card slots ■ Power Supply D-cell batteries (alkaline / nickel-metal hydride) Supports external power supply Low power consumption design for long-term operation ■ Main Unit Weather-resistant design suitable for outdoor installation ■ Settings Recording schedule setting function Supports long-term automatic recording operation
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Applications/Examples of results
Main Uses - Bird vocalization surveys (forests, canopies, breeding grounds) - Amphibian habitat monitoring (forest floor, wetlands) - Biodiversity surveys (simultaneous monitoring of multiple taxonomic groups) - Long-term ecosystem monitoring (conservation areas, etc.) - Behavioral and habitat pattern analysis using acoustic data
Detailed information
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D-size battery (alkaline/nickel-hydride) Compatible with external power supply Weather-resistant design suitable for outdoor installation Designed for long-term operation in forests, wetlands, and natural environments
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External microphone compatible (cable microphone) In addition to the built-in microphone, an externally connected cable microphone can be used. This allows the recording position to be set away from the main unit, enabling high-quality recordings close to observation targets such as canopies, caves, and water edges.
Line up（2）
| Model number | overview |
|---|---|
| Song Meter SM4 [SM4] | Please contact us. |
| Various accessories (please let us know the products you desire) | Please contact us. |
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Company information
Tegara Corporation is forming a research and development platform that integrates specialized product procurement and sales, information provision, and support services for researchers and developers nationwide. In the field of research and development, where speed holds value, Tegara's mission is to assist customers in accelerating their research and development efforts, thereby contributing to the advancement of research and development in Japan and around the world. To remain a reliable partner for researchers and developers, our company continuously hones new technologies and strengthens our support system every day.
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