Wireless Light Level Monitor – Transmitter Unit

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https://www.electronics-lab.com/project/wireless-light-level-monitor-transmitter-unit/

Wireless Light Monitor: OPT101 sensor, ATMEGA328, and 433MHz RF. Displays 0-100% light on a 0.96" OLED.

434MHz Wireless LED Dimmer Transmitter – Arduino Compatible

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https://www.electronics-lab.com/project/434mhz-wireless-led-dimmer-transmitter-arduino-compatible/

The project presented here is a 434MHz Wireless Transmitter for LED Dimmer, built around the ATMEGA328 Arduino microcontroller. The potentiometer is connected to the ADC A1 analog pin of the ATMEGA328 chip. The microcontroller reads the analog value of the potentiometer and transmits the data through the 434MHz RF module. This data is received at […]

315Mhz RF Remote Transmitter – Arduino Compatible

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https://www.electronics-lab.com/project/315mhz-rf-remote-transmitter-arduino-compatible/

This is a two-channel RF Transmitter unit that consists of, Atmega328 microcontroller, 2 Tactile switches with pull-down resistors, a programming port, and a 315Mhz RF transmitter module. It is an Arduino compatible open-source project that can be used for many RF transmitter applications. It is advisable to use 1 Foot hook-up wire as Antenna to […]