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7 votes
2 answers
1k views

A baby monitor using a Raspberry Pi to send push notifications when triggered by noise

I have a Raspberry Pi 3B with a USB microphone. I have used a combination of Bash and Python scripts to detect noise levels above a certain threshold that trigger a notification on my phone. The ...
Chris's user avatar
  • 226
3 votes
0 answers
727 views

Using arecord through subprocess to record in Raspberry Pi

I am using arecord through subprocess to record in raspberry pi : press joystick button to start recording and press button again to stop recording. I am really a noob in programming. ...
Cun Li's user avatar
  • 131