230V AC Input – 12V Output DC Converter, Non-Isolated Buck Converter

230V AC Input – 12V Output DC Converter, Non-Isolated Buck Converter

The project described here outputs 12V DC voltage from the input of 230V AC. The output current is up to 100mA.  The project is based on BM2P129TF chip which is PWM method DC/DC converter with a built-in 650V MOSFET. BM2P129TF contributes to low power consumption by built-in a 650V...

Continue Reading
1.967 Views0 Comments
Open Source Unsurv Offline Features ESP32, GNSS
GPS

Open Source Unsurv Offline Features ESP32, GNSS

A campaign has been launched on Crowd supply for Unsurv, which is an offline privacy-friendly, small, lightweight PCB (43 mm x 32 mm) loaded with an ESP32, GNSS reciever and NFC capabilities. It functions by using a combination of OpenStreetMap data on the SD card, and a custom Android...

Continue Reading
2.120
Views
0 Comments
Universal OPAMP Board for SMD SOT23-5 Package

Universal OPAMP Board for SMD SOT23-5 Package

This is easy to build and very useful project for hobbyists and students to learn and create OPAMP-based projects. The project accommodates a single OPAMP in the SOT23-5 package. The project provides the user with multiple choices and extensive flexibility for different applications...

Continue Reading
591 Views0 Comments
DC Motor Speed, Direction and Brake Control with NRF24L01 RF Module – Arduino Compatible

DC Motor Speed, Direction and Brake Control with NRF24L01 RF Module – Arduino Compatible

This is Arduino compatible hardware that can control a single DC motor speed, direction, and brake using an RF remote control. The project is based on an ATMEGA328 microcontroller, H-Bridge DC motor driver chip LM18201, NRF24L01 RF module, 5V Regulator, 3.3V regulator and other...

Continue Reading
1.389 Views1 Comments
Single Joystick Remote Control Transmitter using NRF24L01 – Arduino Compatible

Single Joystick Remote Control Transmitter using NRF24L01 – Arduino Compatible

This is an Arduino compatible open-source hardware that includes 1 x joystick, NRF24L01 RF module, Atmega328D microcontroller, 3.3V regulator, power LED, function LED, and other required components. This board can be used for the development of various applications such as Gaming,...

Continue Reading
1.340 Views0 Comments
Dual Joystick RF Remote Transmitter with NRF24L01 RF module – 2 Joystick Control

Dual Joystick RF Remote Transmitter with NRF24L01 RF module – 2 Joystick Control

This is an Arduino compatible open-source hardware that includes 2 x Joysticks, NRF24L01 RF module, Atmega328 microcontroller, 3.3V regulator, power LED, function LED, Arduino programming connector, and other required components. This board can be used for the development of various...

Continue Reading
1.416 Views1 Comments
8 Channel RC Servo Driver Over RF Link using NRF24L01 RF Module – Arduino Compatible

8 Channel RC Servo Driver Over RF Link using NRF24L01 RF Module – Arduino Compatible

This is an easy-to-build open-source Arduino compatible board that enables driving 8 RC servos over NRF24L01 RF Link. The project can be used as a standalone RC servo driver or 8 channel RF remote-controlled RC servo Receiver. An optional OLED display option can be used to develop RC...

Continue Reading
1.101 Views1 Comments
4 Channel RF Remote Transmitter using nRF24L01- Arduino Compatible

4 Channel RF Remote Transmitter using nRF24L01- Arduino Compatible

This is an open-source Arduino compatible board that enables you to build a 4 channel RF remote control. The project consists of an Atmega328 microcontroller, 4 tactile switches, nRF24L01 2.4Gz RF Transceiver Module, power LED, function LED, and 3.3V regulator. The operating supply is...

Continue Reading
951 Views0 Comments
Get new posts by email:
Get new posts by email:

Join 97,426 other subscribers

Archives