Convert your Raspberry Pi in an Open Source tablet with the RasPad 3
https://www.electronics-lab.com/convert-your-raspberry-pi-in-an-open-source-tablet-with-the-raspad-3/
Introduction Single-board computers based on the Raspberry Pi are powerful, low-cost, and compact. This makes them excellent for small tasks that require a real computer rather than a low-level microcontroller. However, they have a minor downside in that, they are compact but not easily portable when given as a simple circuit board. SunFounder offers a […]
Dual Output Adjustable Linear Power Supply +/-1.2V to +/-12V @ 250mA
https://www.electronics-lab.com/project/dual-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 independent output voltage adjust, and power LEDs. Parts Explanation Connector CN1 : 230V/115V […]
Dual +12V/-12V @ 400mA Regulated Linear Power Supply with AC input
https://www.electronics-lab.com/project/dual-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. The project supports AC input supply 230V or […]
Dual +5 V/-5V @ 200 mA Regulated Linear Power Supply
https://www.electronics-lab.com/dual-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 sensitive applications such as analog circuits, communications devices, radio devices, […]
Low Voltage Microphone Preamplifier with Variable Compression and Noise Canceling
https://www.electronics-lab.com/low-voltage-microphone-preamplifier-with-variable-compression-and-noise-canceling/
This is a complete microphone signal conditioning project. Designed primarily for voice-band applications, this project provides amplification, limiting, variable compression, and noise gate. User-adjustable compression ratio, noise gate threshold, and two different fixed gains optimize circuit operation for a variety of applications. This is a complete and flexible solution for conditioning condenser microphones for personal […]
IR Remote Controlled Motorized Potentiometer – Arduino Compatible
https://www.electronics-lab.com/ir-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 potentiometer, a connector for Arduino programming, etc. The L293D H-bridge drives the potentiometer motor, 2 Parallel direction […]
onsemi / Fairchild FAN53526 Programmable TinyBuck® Regulators
https://www.electronics-lab.com/onsemi-fairchild-fan53526-programmable-tinybuck-regulators/
onsemi / Fairchild FAN53526 Digitally Programmable TinyBuck® Regulators are switching voltage regulators that provide a digitally programmable output from an input voltage supply of 2.5V to 5.5V. The FAN53526 has an output voltage programmed through an I2C interface capable of operating up to 3.4MHz. The FAN53526 utilizes a proprietary architecture with synchronous rectification delivering 3.0A […]
Kobol, the company behind Helios64 NAS system calls it quit and shut it’s doors
https://www.electronics-lab.com/kobol-the-company-behind-helios64-nas-system-calls-it-quit-and-shut-its-doors/
Recent news reaching us is that Helios4 and Helios64 manufacturer, Kobol, has decided to call it quits promising to only give its support to its customers when available. The three-man company behind the popular open-spec network-attached storage (NAS) devices made this announcement shortly after it returned from a two-month break which it took in April. […]
BL602 Microcontroller and $1.5 BL-63B IoT module
https://www.electronics-lab.com/bl602-microcontroller-and-1-5-bl-63b-iot-module/
BL602 Bouffalo Labs BL602 microcontroller is a Wi-Fi and Bluetooth LE-capable microcontroller with a 32-bit RISC-V derived core. The chipset is designed for ultra-low-cost low-power applications and has support for 2.4G radio, Wi-Fi 802.11b/g/n and BLE 5.0 baseband/MAC designs. It also has support for a variety of safety and security features. The BL602 microcontroller might […]
GoWired Multiprotocol Gateway is a Versatile hub for all wired communication
https://www.electronics-lab.com/gowired-multiprotocol-gateway-is-a-versatile-hub-for-all-wired-communication/
GoWired Multiprotocol Gateway is an evolution of one of our previous boards, the GetWired Ethernet Gateway, with more power, more features, more versatility, and better solutions for wired automation systems. It features powerful ARM M0+ microcontroller with eight times more ROM and 16 times more RAM memory. We doubled the RS485 transceiver to be able […]