Twilight Travels

Category: electronics

  • The Bats of Egrove Park (part 1): Diversity

    The Bats of Egrove Park (part 1): Diversity

    The second part of the this blog series can be found here. Summary Egrove Park provides a range of habitats including woodland, meadow and water. The site is managed for wildlife. Woodland areas provide roosting opportunities for bats, with paths and other shaded linear features providing access to extensive mature woodland and wetland habitats. In…

  • BatGizmo – A Full Spectrum Bat Detector

    BatGizmo – A Full Spectrum Bat Detector

    The BatGizmo is a full spectrum bat detector that I started work on during covid lockdown. This page outlines the design decisions that I took, including both the successful and the less successful ones. My hope is that this will prove useful to others. Gallery Spectrograms are rendered with batogram. Aims My aim was to…

  • Soldering a Knowles MEMS Microphone using an MHP30 preheater

    The Knowles SPU0410LR5H-QB microphone is inexpensive and well suited to detection of ultrasound. However it is challenging for a hobbyist to solder. This article describes a way of soldering it.