Use machine learning to uncover the hidden value of audio data

A hidden treasure: Audio is one of the five human senses and carries surprisingly much information. Close your eyes and listen to some sounds nearby. Chances are you can get[…]

Read more
Wake-word on Pi Zero

Wake word detection on the Raspberry Pi Zero

Why do we need wake word detection? Wake-word or hot-word detection is an important part of a digital voice interface for two reasons. Transcribing speech to text is a hard[…]

Read more

Zenbu a voice pHat for the Raspberry Pi Zero

Finally, the Zenbu-pHat is here and with it comes an awesome speaker kit. Featuring two microphones a 3 Watt amplifier and loads of expansion connections enable you to build a[…]

Read more