Wireless Humidity and Temperature Receiver Unit – Arduino


https://www.electronics-lab.com/project/wireless-humidity-and-temperature-receiver-unit-arduino/

This project is the receiving end of a Wireless Humidity and Temperature monitoring system. The receiver unit is built around an Arduino microcontroller, utilizing the ATMEGA328 chip, which provides a reliable and efficient processing platform. The NRF24L01 transceiver module is used to receive data from the corresponding wireless sensor, while a 0.96-inch I2C OLED display […]

Wireless Humidity and Temperature Transmitter – Arduino


https://www.electronics-lab.com/project/wireless-humidity-and-temperature-transmitter-arduino/

The project presented here is a Wireless Humidity and Temperature Transmitter that utilizes a DHT22 sensor to measure temperature and humidity levels. The data is then transmitted via an NRF24L01 RF transceiver module to a receiver board, which displays the readings on an OLED display. Here’s a breakdown of the project’s components and features: Components […]

434Mhz Wireless Receiver – LED Dimmer – Arduino Compatible


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

The Wireless Receiver Dimmer is a complementary component to the Wireless Potentiometer Transmitter, designed to receive and process data transmitted from the transmitter. This project can be used to drive the LED, Heater or brushed dc motor, and supports inductive or resistive loads. A gate driver chip MCP1416 is provided to drive the gate of […]

434MHz Wireless LED Dimmer Transmitter – Arduino Compatible


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 […]

High-Voltage Half-Bridge Board with Adjustable PWM Signal Generation


https://www.electronics-lab.com/project/high-voltage-half-bridge-board-with-adjustable-pwm-signal-generation/

The high-voltage half-bridge board features a 2ED2184 half-bridge gate driver, 2 x IKW20N60H3FKSA1-ND IGBTs, and an SG3525 PWM signal generator. This board is designed to support bus supplies of up to 400V DC, PWM frequency up to 6.5Khz and adjustable duty cycle range 2% to 98% making it suitable for a wide range of applications, […]

Half-Bridge with Over Current Protection – 400V/1A


https://www.electronics-lab.com/project/half-bridge-with-over-current-protection-400v-1a/

The Half-Bridge Driver project presented here is designed to support load power supplies of up to 400V DC. The board features the IRS2890DS Half-Bridge Gate Driver IC, which is paired with two IGBTs rated at 8A/650V, conveniently mounted on the board. The board features overcurrent shutdown. Barrier Terminal Blocks provided for load and input supply. […]

Half-Bridge Driver Module – 48V/5A Load


https://www.electronics-lab.com/project/half-bridge-driver-module-48v-5a-load/

This Half-Bridge Driver Module is a low-voltage power management solution designed to drive a wide range of applications, including DC motors, DC-DC converters, and other inductive and resistive loads. The module is engineered to operate within a load supply voltage range of up to 48V DC and can handle a maximum load current of 5A, […]

Current-to-Voltage Converter Circuit for Audio DACs


https://www.electronics-lab.com/project/current-to-voltage-converter-circuit-for-audio-dacs/

Many high-performance audio digital-to-analog converters (DACs) feature a current output that must be converted into a voltage output for use with audio amplifiers. In premium automotive audio applications, for example, it is critical that the DAC signal-to-noise ratio (SNR) and total harmonic distortion plus noise (THD+N) performance is not compromised by the current-to-voltage (I-V) output […]

Smart Soldering Iron Controller – Precision Heater Controller


https://www.electronics-lab.com/project/smart-soldering-iron-controller-precision-heater-controller/

This smart soldering iron controller is a sophisticated system that provides precise temperature control and real-time temperature monitoring. This innovative solution ensures that the temperature at the tip of the soldering iron is consistently maintained, allowing for precise and reliable soldering. Arduino example code is provided below. Features Power Supply 24V DC (Range 13V to […]

OLEDUINO – Arduino compatible OLED display


https://www.electronics-lab.com/project/oleduino-arduino-compatible-oled-display/

This OLEDUINO Board is a compact, feature-rich board that incorporates the ATMEGA328 Arduino microcontroller, a 0.96-inch 128×64 OLED display (SSD136), a 5V regulator, and headers connectors that provide access to all Arduino I/O lines. Notably, the board’s size is smaller than the OLED display, and an onboard connector is supplied for bootloader burning and Arduino […]