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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
SIDKick pico 0.2 (SID 6581/8580-replacement for C64/C128)
Desktop Neon Effect LED Signs
DIY Mechanical Macro Keypad ― Ocreeb
SIDKick pico 0.2 DAC (SID 6581/8580-replacement for C64/C128)
SlimeVR Hyperion BMI160 PCB
Sputnik Regenerative Receiver - SSB, CW, AM, FM
MicroDexed-Touch (depreciated)
Frog Boy Color
Filament Maker from PET Bottle
Solar Powered WiFi Weather Station V4.0
Low Cost Drone using ESP32
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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
SIDKick pico 0.2 (SID 6581/8580-replacement for C64/C128)
Desktop Neon Effect LED Signs
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LED SEQUENCERCD4017CD4017 has the same leg connections as 7400 and 74ls00 have the same features as in CD4017, cd series integrated datasheet files. LS indicates low power schottky. Their ...
-Led Sequencer
688
0
0
Beytullah Gültepe
Beytullah Gültepe
TURKEY
34
0
Circuit AnalysisFigure 1 shows the schematic diagram. The heart of the circuit is the TPS54332DDA chip1. According to the datasheet: “The TPS54332 is a 28-V, 3.5-A, step-down (buck) converter with an ...
-14-28V to 12V-3.5A 1MHz DC to DC Step-Down Converter
260
0
0
Beytullah Gültepe
Beytullah Gültepe
TURKEY
34
0
Tesla coils are known for their ability to generate visually impressive electrical arcs or sparks, making them popular for educational demonstrations, entertainment, and as a hobbyist project. H...
Dual MOT (microwave oven transformer) Tesla Coil
299
0
0
Mirko Pavleski
Mirko Pavleski
NORTH MACEDONIA
63
0
This board is designed be modular so you can use as much or as little as you wantMy video showing the board:To fully populate the RGB side (CGA/EGA/Tandy)12 Pins 5mm pitch Terminal Block - https://amz...
RGB2HDMI Pro! The Ultimate Prototyping Board for RGBtoHDMI
340
0
2
Dan Hoover
Dan Hoover
UNITED STATES OF AMERICA
35
0
This device can be embedded into a toy and programmed to play beeps, sirens, musical notes, ambience or even animal sounds!Inspired by this post at the !adhdwomen@lemmy.world community. The goal is a ...
ATtiny Toy Soundbox
168
0
0
Chaotic Neutral Czech
Chaotic Neutral Czech
CZECH REPUBLIC, THE
0
0
ZX Spectrum LPT Centronics Interface to interface a ZX Spectrum. ZX Spectrum 128 and/or ZX Spectrum Next with a vintage dot matrix printer with Centronics connector.The interface uses a Z80 PIO to out...
ZX Spectrum LPT Centronics Interface
186
0
0
Henk de Groot
Henk de Groot
NETHERLANDS, THE
0
0
https://github.com/RCMgames/RCM-Hardware-Nibble/The RCM Nibble is the smallest board in my series of small robot control circuit boards.It is powered by an ESP32 chip so it can communicate over WiFi. ...
RCMhardwareNibble-v1.8
232
0
1
Robot Control Modules
Robot Control Modules
UNITED STATES OF AMERICA
0
27
The WS2812B is a individually addressable RGB LED that allows you to control each LED's color and brightness independently. A color matrix is a grid of these WS2812B LEDs arranged in rows and co...
ESP2866 controlled 8x32 matrix WS2812 Leds (Awtrix project)
209
0
0
Mirko Pavleski
Mirko Pavleski
NORTH MACEDONIA
63
0
Creating a simple temperature sensor using a diode (1N4148) and an operational amplifier (741 IC) is straightforward. Here's a step-by-step guide to building this temperature sensor circuit:Components...
1N4148 INCOPORATING 741 IC TEMEPERATURE SENSOR
162
0
0
Simon Mugo
Simon Mugo
KENYA
15
0
A motor drive model using a DC motor involves a detailed understanding of several components and concepts. The model aims to simulate the behavior of a DC motor under various conditions and control st...
Motor drive model
147
0
0
Engineer
Engineer
INDIA
0
0
Harmony is a wearable device aimed at amplifying the user's voice, especially beneficial for aged people with a low voice and where explicit mic-and-speaker arrangements are not needed, but a high voi...
Harmony : A Symphony on your wrist!
327
0
1
Sayantan Garai
Sayantan Garai
INDIA
0
0
This is a new version of the Protodac. Different from the original only in terms of layout. The dac-hat Protodac is a good choice, offers excellent sound for just a few money. See the link of the orig...
ProtoDac DileOnisA TDA1387 x8 R2R DAC a calibrazione continua, per Raspberry
1079
5
2
Massimiliano OnisA sound amplifier
Massimiliano OnisA sound amplifier
ITALY
9
0
The capacity measurement option is usually only available in more expensive multimeters, so it is desirable to make such an instrument ourselves, especially if it is very simple to make and...
How to make simplest possible autorange Capacitance meter
348
0
0
Mirko Pavleski
Mirko Pavleski
NORTH MACEDONIA
63
0
The idea of a RGBW lamp for aquariums stems from the idea of having an open-source lamp, which has the characteristics of being highly feature-rich due to its open-source hardware and software but at ...
Smart Modular RGBW Aquarium Lamp With Cloud Remote Monitoring
247
0
1
Passione3DPrint .
Passione3DPrint .
ITALY
0
0
IntroductionThe Arduino Nano-based soldering station is a comprehensive, feature-rich tool designed for precision and ease of use in soldering tasks. Leveraging the compact and powerful Arduino Nano m...
ARDUINO BASED SMART SOLDERING STATION WITH LCD
297
0
0
Rabin Poudel
Rabin Poudel
NEPAL
7
0
My project is about creating a hardware controller using a Raspberry Pi Pico microcontroller and a rotary encoder to provide a convenient way of controlling various functions on a computer. The key fe...
Raspberry Pi Pico Application Controller
179
0
0
Engineer
Engineer
INDIA
0
0
1
...
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