This is a very difficult question to answer. The factors that determine how far a sound travels include humidity, temperature, the source volume and directionality, and surrounding clutter. Additionally, no two microphones have exactly the same sensitivity, even brand new.
The whitepaper Detecting Bats with Ultrasonic Microphones discusses all of these factors in much greater detail.
- What is the lowest frequency the Song Meter Mini Bat's ultrasonic microphone can record?
- What is the lowest frequency the Song Meter SM4BAT FS can record?
- What new features do the Mini 2 and Mini Bat 2 have vs. the first-generation Mini and Mini Bat?
- Is the SMART System weatherproof?
- Can I access SMART System recordings remotely?
- How is the SMART System protected from electrical interference?
- How far away can a SMART Microphone be from the SMART Controller?
- How many SMART Microphones do I need?
- Can I use the SMART System for applications other than monitoring bats at wind farms?
- Can the SMART System communicate with SCADA systems?
- Recording quality and bat detection differences between the Song Meter Mini Bat 2 and SM4BAT FS
- What types of AA batteries can I use with the Song Meter Mini 2, Mini Bat 2, and Micro 2
- View more questions
In the spirit of reconciliation, Faunatech acknowledges the Traditional Custodians of Country throughout Australia and their connections to land, sea and community. We pay our respect to Elders past and present and extend that respect to all Aboriginal and Torres Strait Islander peoples today.
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