Archives: Projects
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...
Continue Reading315Mhz RF Remote Receiver with On Board Relay – Arduino Compatible
This is one channel RF Receiver with an onboard Relay. The project can be used for ON/OFF control of AC or DC loads using an RF remote. It's an Arduino compatible Receiver project that consists of, Atmega328 microcontroller, 315MHz RF Receiver, 12v Relay, 5V Regulator, etc. Arduino...
Continue Reading4 Channel 315Mhz RF Remote Transmitter – Arduino Compatible
This is a 4 channel RF Transmitter unit that consists of an Atmega328 microcontroller, 4 x tactile switches with pull-down resistors, programming port, and 315Mhz RF transmitter module. It is Arduino compatible open-source project that can be used for many RF transmitter applications....
Continue ReadingAnalog Style VU Meter on OLED Display – Arduino Compatible
This is an analog-style VU meter on a 0.96" OLED Display. The project has a 0.96" OLED display, Atmega328 Microcontroller, 3.5 mm audio EP socket for audio signal input. This Arduino compatible hardware can be program using Arduino IDE. Operating Supply 5V DC. Specifications...
Continue ReadingDual Output Adjustable Linear Power Supply +/-1.2V to +/-12V @ 250mA
This project is a solution to power up most devices or projects requiring dual (+/-) adjustable power. The circuit consists of a stepdown transformer, bridge rectifier, DC filter capacitors, LM317 positive and LM337 negative adjustable voltage regulators, 2 x trimmer pot for...
Continue ReadingDual +12V/-12V @ 400mA Regulated Linear Power Supply with AC input
The project presented here is a dual output linear power supply. This power supply provides low ripple low noise DC regulated output. It is a very useful tool to power Audio, Video, OPAMP-based circuits, and projects. The circuit provides regulated +/-12V DC output @ 400mA + 400mA....
Continue ReadingDual +5 V/-5V @ 200 mA Regulated Linear Power Supply
The project presented here is a dual AC to DC output linear power supply. This power supply provides low ripple low noise DC regulated output. Usually, transformer-based linear power supplies are considered very bulky and inefficient, but this power supply still is very important for...
Continue ReadingIR Remote Controlled Motorized Potentiometer – Arduino Compatible
This is an Infrared Remote controlled motorized potentiometer controller. It's an open-source project built on the Arduino platform and compatible with Arduino IDE for custom programming. The project consists ATMEGA328 microcontroller, IR sensor, L293D motor driver, ALPS Motorized...
Continue Reading