Things used in this project

Hardware components:
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Raspberry Pi 2 Model B
A Raspberry Pi 3 or even a Raspberry Pi Zero will work too!
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433Mhz RF Transmitter and Receiver
Available for as low as $1 on Amazon as well!
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Cheap Remote RF Outlet
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Jumper wires (generic)
Female-Female if you want to use them without a Breadboard
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Breadboard (generic)
Optional, with Female-Female Jumpers you can wire directly to the Pi
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USB Microphone
Only for Advanced Portion! Any USB or Bluetooth (with dongle) microphone works!
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3.5mm Speaker
Only for Advanced Portion! Any 3.5mm or Bluetooth (with dongle) speaker works!
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SparkFun Pushbutton switch 12mm
Only for Advanced Portion, and optional!
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LED (generic)
Only for Advanced Portion, and optional!
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Resistor 330 ohm
Only for Advanced Portion, and if using LEDs
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Software apps and online services:
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Amazon Alexa Alexa Skills Kit
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Amazon Web Services AWS Lambda
Ha 2up iot
Amazon Web Services AWS IoT
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Amazon Alexa Alexa Voice Service
Only for Advanced Portion!
Hand tools and fabrication machines:
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Soldering iron (generic)
Optional!!! Only if you want to add an Antenna to increase the range.

Schematics

Wiring Diagram for Raspberry Pi and 433 MHz RF Transmitter and Receiver
Transmitter Pins:
1: DATA (blue) to GP17
2: +5V (red) to +5V
3: GND (white) to GND
4: ANTENNA to optional copper wire

Receiver Pins:
1: +5V (red) to +5V
2: DATA (yellow) to GP27
3: DATA unused
4: GND (white) to GND
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Wiring Diagram for Advanced AVS portion
Expanded wiring diagram featuring all the optional components for the original and the Advanced AVS Portion
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Code

AWShome
The code and helper utilties for translating IoT messages to RF messages.

Credits

1923747 537272833786 1897 n
Rajarshi Nigam
2 projects • 14 followers
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