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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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ZIMBABWE
Hello !On the internet we can find many schemes very similar to this one. This circuit is made for a DIY builder, I left enough room for a heat sink. for the filter capacitor; I used 4 rectifier diode...
Small Power Supply with LM317
903
0
1
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
This project is for a person who likes to build electronics circuits, obviously we can find other solutions for charging a 3.7V battery, much more cheaper and also using SMD components, which means th...
LM358 3.7 Battery Charger
1709
0
2
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
You cand find details in article from http://nicuflorica.blogspot.com/2019/11/cablaj-universal-pentru-ceasuri-cu.html
Universal PCB for LEDmatrixClock
1652
0
2
Florica Tudor-Nicusor
Florica Tudor-Nicusor
ROMANIA
19
2
### DESCRIPTIONLog data from your Kart to a bluetooth device using a few sensors.### TECHNICAL DETAILS / COMPONENTSYou will need: An Arduino Nano (or another Arduino board), 4 Hall effect switches, 3 ...
ARDUINO Kart Data Logger
1811
0
1
Pintea Mihaita
Pintea Mihaita
ROMANIA
28
26
A simple CW transceiver with one 2N2222 transistor, based on the Pititico CW Transceiver designed by PY2OHH. This is the 40m band version and it has about 700mW output power. In the blog article you w...
Pititico II CW Transceiver
1575
2
4
DX Explorer
DX Explorer
ROMANIA
17
23
Hello! This time I want to present an 7-segment four digit display controlled by two 74HC595.The LEDs are connected in the common cathode configuration; this module is useful in electronic a...
4 Digits 7 Segments CC Display Module with 74HC595
714
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
Hello! I made this platform for me, you can use it with an ATMega8 or ATMega328 microcontroller, or any compatible microcontroller. I made a simpler version, giving up the programming circuit via USB ...
Programmable Board with ATMega
1472
0
2
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
This a simple circuit, very easy to build and also efficient. There is enough space for mounting a heat sink, you may want to use a IRFZ44N instead..P.S. I am not the original author of this circuit I...
Adjust Pulse Width Modulation using NE555 and Mosfet
1271
2
3
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
A simple QRP wattmeter and dummy load that allows you to measure the RF output power. Designed for QRP with 1W to 10W scales or 2W to 20W. In the blog article you will find more detailed info.Read the...
Two Scales RF Wattmeter And Dummy Load
1350
2
2
DX Explorer
DX Explorer
ROMANIA
17
23
A minimalist CW transmitter built in less than ten minutes. Only ten components and a power output of 700mW. A great project for beginners in building amateur radio equipment. The original schematic w...
700 mW Minimalist CW Transmitter
1907
2
2
DX Explorer
DX Explorer
ROMANIA
17
23
Did you ever wanted to quickly try a new sketch but you hate to search and manually put the LED's and resistor into the breadboard?I hate to do that. Especially when I just want to test something real...
Arduino UNO PB LEDs Module
369
0
0
Marius M
Marius M
ROMANIA
11
20
ATtiny85 / 13 programmer that can be mounted on Arduino UNO, with an led on PB3.Take this board, place in onto the top of an Arduino Uno MATCHING THE PINS, upload the Arduino as ISP sketch, then place...
ATtiny85 / 13 programmer -> adapter for Arduino UNO
386
0
0
Marius M
Marius M
ROMANIA
11
20
Supports 8 games in a single cartridge of size 2Kbytes or 4 games of 4Kbytes.Use only 2K or 4K roms in a single ROM.6 pin ic is actually a 3 pin DIP switch. For 4k ROM cartridge you can use 2 pin DIP ...
Radofin 1392 cartridge for 27128 ROM
102
0
0
FLORIAN-UDVARI ANTAL-ARPAD
FLORIAN-UDVARI ANTAL-ARPAD
ROMANIA
4
0
Basic 1x6 adapter for INMP441 sound module, so you can enable sound reactive on this WLED controller SR. Solder pad already connects L/R pin to GND. Please mind the orientation.
WLED controller SR - INMP441 adapter
289
0
0
Marius M
Marius M
ROMANIA
11
20
Basic PCB backplate board for a 0.56" display, that uses an ESP01 /ESP01S to get NTP Time and display it.Sketch code is a little bit messy because is still in progress, but it gets the job done. Just ...
ESP01 - TM1637 NTP CLOCK
437
0
1
Marius M
Marius M
ROMANIA
11
20
Controller Board used for Led Clock project, based on ESP32D / ESP32E microcontroller.You have to use an FTDI / UART adapter for the initial flash, or you can build yourself this fancy CH340C adapter:...
LedClock - Controller Board ESP32D/E
908
0
1
Marius M
Marius M
ROMANIA
11
20
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