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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
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
894
0
1
Marius M
Marius M
ROMANIA
11
20
[ LedClock- MICRO- 24x41 ] - 7 Segment PCB7 Segment PCB used in "LedClock- MICRO " project.!!! For some reason the online PCB preview tool will not generate Bottom Solder Mask Layer, so be sure to ask...
[ LedClock- MICRO - 24x41 ] - 7 Segment PCB
859
0
1
Marius M
Marius M
ROMANIA
11
20
WIFI Wall switch 2 way
WIFI Wall switch 2 way
856
0
5
Marius Ciprian Clipici
Marius Ciprian Clipici
ROMANIA
0
0
A simple CW transceiver with one 2N2222 transistor, originally designed by PY2OHH. This is the 40m band version, with slight modifications and it has about 700mW output power. In the video I had some ...
Pititico CW Transceiver
849
0
0
DX Explorer
DX Explorer
ROMANIA
17
23
A small PCB Christmas tree, using ATtiny85 / ATtiny13A and TTP223 touch sensor.There are 11 LEDs controlled by four ATtiny pins, plus a TTP223 touch sensor linked to another ATtiny pin, which act as a...
PCB Christmas Tree 2023
841
2
2
Marius M
Marius M
ROMANIA
11
20
Simple temperature regulatorCircuit descriptionThe temperature controller uses as a temperature transducer a thermistor connected diagonally to a Wheatstone bridge. Transistors Q1 and Q2 form a flip-f...
Simple Temperature Regulator
827
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
In the center of this circuit are IC NE555 and IC 74HC595, the two push buttons can change the status of the LEDs, the starting point of the lighting cycle. This circuit assembly contains two shift re...
Flowing LEDs
817
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
Learning Shield for Arduino BoardsThis learning shield for Arduino takes all the complexity of the hardware and reduces it to a simple interface. This is a modular circuit board with extra functionali...
Learning Shield for Arduino Uno
807
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
SMALL AMPLIFIER TDA7377 of 15W + 15W + 30WI have developed an amplifier with the following characteristics: 15W + 15W + 30W in 4 ohms and TDA7377 as main component. This has 4 outputs t...
2.1 Amplifier Board with TDA7377
805
3
1
Georgel zvonacfirst
Georgel zvonacfirst
ROMANIA
3
0
The LM3914 integrated circuit is well known. Its capsule with the meaning of the pins is presented in this datasheet.https://www.ti.com/lit/ds/symlink/lm3914.pdfThe IC is especially known for controll...
10 POINTS VOLTMETER, HIGH RESOLUTION
776
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
Sometimes, your ESP based project doesn't need a dedicated USB to TTL chip because you won't upload the firmware so often (especially on custom / embedded projects).In this case you can use a dedicate...
CH340C programmer with Auto-Reset
773
0
0
Marius M
Marius M
ROMANIA
11
20
Universal automotive central lock interface
Central Lock
769
0
1
Puiu Bercioiu
Puiu Bercioiu
ROMANIA
2
0
Serial Programmer for uC AVR (ATTiny2313)Simple programmer, powered directly from the serial port of the PC, with the help of which you can program or reprogram 20-pin uC AVR, respectively ATTiny2313....
Serial Programmer ATTiny2313
755
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
Hi!This is a DC-DC module built around the well-known LM317 IC, it does not contain the diode bridge, so it cannot be used directly with a transformer. I also chose some usual connectors, you can tigh...
LM317 DC-DC Converter
755
0
1
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
Constant current source for a white LED lampThis circuit ensures a constant supply current (pre-relayed in the range 25....440mA from the semi-adjustable RV1) of a maximum of 24 white LEDs that can eq...
C.C. Source for LEDs
742
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
Adjustable voltage power supplyAmong the most important electronic devices in the electronics laboratory is the voltage source. This source can be linear, switching mode, adjustable or not, but it is ...
Adjustable voltage power supply
735
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
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