RPi Echo

https://www.figma.com/file/Qq94FUIBFmaFRzEGjnB09grI/Echo?node-id=1%3A2

Components

• Raspberry Pi 3

• USB Mini Microphone

  https://www.amazon.co.uk/Richera-Microphone-Notebook-Recognition-Software/dp/B01FJWO5K4/ref=pd_cp_107_3?_encoding=UTF8&psc=1&refRID=0F4J0PPSJHKGHPY9M527

• Magnetic Switch

  https://www.adafruit.com/product/375

  Note: Connect this switch to GPIO4 & GND

Setup Audio Streaming Server.

1. Install Icecast2

   sudo apt-get install build-essential libxslt-dev libogg-dev libvorbis-dev git clone https://github.com/karlheyes/icecast-kh cd icecast-kh ./configure make sudo make install

2. Configure Icecast2

   sudo cp conf/icecast.xml /usr/local/etc/icecast.xml

3. Start Icecast2

   icecast -c /usr/local/etc/icecast.xml

NOTE:

• URL: http://54.89.215.33:8000/admin.html
  • Username: admin
  • Password: PASSWORD

Setup Raspberry Pi.

• Install Raspbian Jessie Lite from here

• Clone this repo

  cd ~
  https://github.com/adamsimms/echoberry
  cd echoberry

EchoBerry-YUL @Montreal - Location #1

cd ~/echoberry
bash install_yul.sh

EchoBerry-YDF @NewFoundLand - Location #2

cd ~/echoberry
bash install_ydf.sh

Stream audio to the server.

• YUL

  cd /home/pi/echoberry
  ffmpeg -ac 1 -re -f alsa -i hw:1,0 -re -i sounds/forest_reduced15db.mp3 -filter_complex amerge=inputs=2 -f mp3 icecast://source:MyAdminPassword@54.89.215.33:8000/echoberry-yul

• YDF

  sudo darkice

Listen to Stream

• YUL

  mplayer http://54.89.215.33:8000/echoberry-yul

  NOTE If you want to hear with USB headset, use this:

  mplayer -ao alsa:device=hw=1.0 http://54.89.215.33:8000/echoberry-yul

• YDF

  mplayer http://54.89.215.33:8000/echoberry-ydf

Now, reboot!