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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
SIDKick pico (SID 6581/8580-replacement for C64/C128)
Desktop Neon Effect LED Signs
DIY Mechanical Macro Keypad ― Ocreeb
SlimeVR Hyperion BMI160 PCB
Sputnik Regenerative Receiver - SSB, CW, AM, FM
MicroDexed-Touch (depreciated)
Filament Maker from PET Bottle
Solar Powered WiFi Weather Station V4.0
PICOZX (MotherBoard) LCD&VGA Emulated Spectrum 128k
Frog Boy Color
espthings.io - ET-P1101 ESPHome Panasonic Climate Interface
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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
SIDKick pico (SID 6581/8580-replacement for C64/C128)
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The BH Onofre came about 4 years ago because of the need to have a switch that can be installed behind the normal switch and still control two lamps. In the latest version the BH Onofre offers 9 input...
BH OnOfre - Open Source Wi-Fi Dual Switch
10077
9
39
Bruno Horta
Bruno Horta
PORTUGAL
36
7
A tester designed to test leakage in capacitors that also serves to reform electrolytic caps. High voltages are involved.
EO&N CAPACITOR LEAKAGE TESTER
9247
2
16
Manuel Caldeira
Manuel Caldeira
PORTUGAL
169
3
An RF demodulator probe is a valuable tool for repairing radios and other RF gear. Equally, an audio signal tracer is great for repairing audio gear. What if we could have both functions in one tester...
A high impedance active RF/AF probe with amplifier.
5265
0
14
Manuel Caldeira
Manuel Caldeira
PORTUGAL
169
3
A high impedance RF and AF probe with AGC, and selectable gain.
W224132ASC32_Gerber_PCB_AF RF Active Probe with AGC
3877
0
7
Manuel Caldeira
Manuel Caldeira
PORTUGAL
169
3
In this project, you’ll learn how to build a Weather Station Interface PCB Shield for the ESP32 development board. The PCB features a BME280 temperature, humidity and pressure sensor, a light dependen...
ESP32 Weather Station Interface PCB Shield (Temperature, Humidity, Pressure, Date and Time)
3579
0
8
Rui Santos
Rui Santos
PORTUGAL
9
0
A DIY Tube Tester needs a lot of different power supplies to allow you to really test tubes correctly. You can set up these supplies independently, but a better solution is to build a single board tha...
Full supply board for DIY Tube Tester
3558
1
7
Manuel Caldeira
Manuel Caldeira
PORTUGAL
169
3
In this project we’ll show you how to build an IoT shield PCB for the ESP32 and a web server dashboard to control it. The shield is equipped with a BME280 sensor (temperature, humidity and pressure), ...
ESP32 IoT Shield PCB
3330
1
7
Rui Santos
Rui Santos
PORTUGAL
9
0
The PCB to create Christmas decorations with smd led's and a esp12e to replac the tree lights.
Christmas Decoration
3073
0
2
Tiago Santos
Tiago Santos
PORTUGAL
3
5
The video on my channel describes the schematic and the build itself. Find my Youtube channel "Electronics Old and New", and search for PC Soundcard Oscilloscope Buffer/Attenuator.
PC Soundcard Oscilloscope Buffer/Attenuator
3012
0
3
Manuel Caldeira
Manuel Caldeira
PORTUGAL
169
3
Back in 2019, I went about designing a PCB ruler, inspired by so many others that came before, I wanted it well balanced between common footprints and electronic cheat sheet tables, while still trying...
eLab Hackerspace PCB Ruler
2983
1
6
joaoduarte
joaoduarte
PORTUGAL
3
0
A power supply board for adding a bluetooth module to a tube radio, with signal boost to raise the audio level.
Supply board for tube radio bluetooth module with signal booster.
2849
2
12
Manuel Caldeira
Manuel Caldeira
PORTUGAL
169
3
I have on occasion needed a balanced signal to test power amps and so on. This is the second version of the Balanced Line Driver project, but this time I decided to do it right: I got PCBs made and bu...
Balanced Line Driver
2473
1
0
Manuel Caldeira
Manuel Caldeira
PORTUGAL
169
3
### DESCRIPTIONWasps killer board### TECHNICAL DETAILS / COMPONENTShigh voltage board to kills wasps1000v low current with circuit protection### LEARN / TOPIC / BUILD INSTRUCTIONShttps://sites.google....
MataAvispasV01
2301
0
2
Sergio Estevao
Sergio Estevao
PORTUGAL
3
0
The ESPWear version 2 in on the way!The major change is that now we are using the ESP8285 and an integrated USB-Serial converter. This will help developers to deploy new projects, without using an ext...
ESPWear II - ESP8285 for Wearables
2210
0
4
Pedro Minatel
Pedro Minatel
PORTUGAL
3
0
This Waziup_Weather Station PCB (v1.0) is a board to aid the assembly of the WAZIUP LoRa Weather Station using low-cost hardware that can communicate using LoRa network.This work was done in the conte...
Waziup_Weather_Station_PCB_1v0
2187
0
3
bruno.almeida
bruno.almeida
PORTUGAL
5
0
I recently restored a Grundig Satellit 2100, which turned out really well, and which can be viewed on my YouTube Channel, Electronics Old and New. I mentioned then that I’d think about building an ext...
External BFO V2.0 through-hole version
2132
0
1
Manuel Caldeira
Manuel Caldeira
PORTUGAL
169
3
1
2
3