433 Mhz receiver/transmitter business card

Simple receiver/transmitter for 433mhz devices

Adrian Cruceru

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Description

This is a 433mhz receiver/transmitter that is meant to replace remote controls for lights.

It has a nice HTTP API that can be integrated with telegram bots and anything else to control lights via phone.

Source code under links below.

Details

Source code: https://github.com/AdrianCX/pico433mhz

Total cost: 8.5 euros (6.90E raspberry pi pico W, 1.5E for the RF pair, free game card and wires)

Components

1 × Raspberry Pi Pico W 7E wifi enabled option
1 × 433mhz receiver and transmitter 3E
1 × Wire as antenna Any copper wire would do, without antenna you have much shorter range.