PWM Temperature Controlled FAN using TC648 and NTC sensor
https://www.electronics-lab.com/project/pwm-temperature-controlled-fan-using-tc648-and-ntc-sensor/
The project described here is a switch mode fan speed controller for use with brushed or brushless DC motors. Temperature proportional speed control is accomplished using pulse width modulation (PWM). 10K Ohms NTC is used to sense the temperature. The project is built using TC648 chip and configured with auto-shutdown mode. In Auto-Shutdown mode, fan […]
Boolean Algebra Examples
https://www.electronics-lab.com/article/boolean-algebra-examples/
Boolean Algebra Examples In the previous articles, it has been shown that the digital logic gate and digital circuit can be represented by a Boolean expression and a truth table. A Boolean expression consists of a number of variables representing inputs and an output which is usually represented by a “Q”. The inputs and outputs […]
PinePhone Pro Explorer Edition Linux-based Smartphone At $399
https://www.electronics-lab.com/pinephone-pro-explorer-edition-linux-based-smartphone-at-399/
PinePhone Pro Explorer Edition was initially announced on October 15, 2021, featuring the low-power and high-performance Rockchip RK3399S system-on-chip. As we all know, Rockchip has been releasing powerful SoCs in the market for embedded electronic hardware devices, but this chip is specifically designed for computing, personal mobile, and other smart devices. Taking advantage of Big.Little […]
Edatech’s Raspberry Pi CM4 Nano Industrial Computer Starting at $113
https://www.electronics-lab.com/edatechs-raspberry-pi-cm4-nano-industrial-computer-starting-at-113/
Raspberry Pi Compute Module 4 has been one of the most popular hardware from the manufacturer with its ever-increasing carrier boards. Chinese embedded electronic device manufacturer Edatech has released a new industrial box, CM4 Nano, built around the Raspberry Pi Compute Module 4 featuring compatibility with the Raspberry Pi 4B for industrial automation applications. The […]
Adafruit Unveils ESP32-C3 RISC V Developer Board For IoT Projects
https://www.electronics-lab.com/adafruit-unveils-esp32-c3-risc-v-developer-board-for-iot-projects/
Espressif introduced the ESP32-C3-WROOM-02 system-on-chip past year with options between the onboard PCB antenna and the external antenna connector. Adafruit has taken the lead to unveil an ESP32-C3 based developer board supporting Wi-Fi and Bluetooth Low-Energy wireless communication. As an entry-level RISC-V development board, hardware is an ideal choice for a wide range of applications, […]
Pintry-X2 – a Raspberry Pi CM4 Based NAS Device With Support for Up to 2 Drives
https://www.electronics-lab.com/pintry-x2-a-raspberry-pi-cm4-based-nas-device-with-support-for-up-to-2-drives/
Storage requires critical consideration when building a data management and network project, especially to manage unexpected network growth. This is the reason behind the Pintry-X2 – Network Attached Storage (NAS), released by hardware Engineer Cezar Chirila to help network engineers handle the enormous storage demand of network projects with extra drives. The two-bay NAS, Pintry-X2 […]
X-Sense Wireless Interconnected Combination Smoke and Carbon Monoxide Detector Review
https://www.electronics-lab.com/x-sense-wireless-interconnected-combination-smoke-and-carbon-monoxide-detector-review/
Introduction Quality of air in enclosed places, especially homes are in recent times, thankfully, becoming a prominent source of concern because of its severe health implications, and several home automation and safety companies are stepping up to the plate, developing smart and ingenious sensors that help detect an increase in the level of different pollutants, […]
DC-HV DC Converter – 200V @ 20mA Output with 12V DC Input
https://www.electronics-lab.com/project/dc-hv-dc-converter-200v-20ma-output-with-12v-dc-input/
This is a low-cost DC-HV DC converter built using TL3843 Low-Power Current-Mode PWM Controller from TI. Screw terminal connectors are provided for input and output, onboard LED D1 indicates the input supply. The project provides 200V DC @ 20mA output from 12V DC supply input. Features Operating Power Supply 12V DC @ 1A (Range 10V […]
Dual 40W Audio Power Amplifier with Mute
https://www.electronics-lab.com/dual-40w-audio-power-amplifier-with-mute/
The stereo audio amplifier project shown here is capable of delivering typically 40W per channel continuous average output power into an 8Ω load with less than 0.1% (THD+N). The project is built using an LM4766 chip from Texas Instruments, The performance of the LM4766, utilizing its Self-Peak Instantaneous Temperature (°Ke) (Spike) Protection Circuitry, places it […]
Under Speed Warning Alarm for Magnetic Pickup sensor – Frequency Controlled Switch
https://www.electronics-lab.com/under-speed-warning-alarm-for-magnetic-pickup-sensor-frequency-controlled-switch/
This is an under-speed sensor module that provides an audible warning and signals output when the speed of a machine is below the set point. The module can be used in applications such as Engines, Machines, Sports machines, Fitness Equipment, Speed of the machine or engine can be detected using a magnetic pickup sensor. The […]