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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
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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
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ZIMBABWE
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
751
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
The integrated fixed / adjustable regulators (ADJ) operating in switching mode are of the "step-down" (LM2575 / LM2576) and "step-up" (LM2577) type, respectively.This series of regulators is also nota...
Switching voltage regulator
1227
0
1
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
823
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
Constant current generator for LEDsThe proposed scheme was developed around an LM358 operational double-amplifier integrated circuit. The constant current generator is made with the help of the U2B am...
Constant Current Generator for LEDs
1109
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
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
766
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
Programmer and development board for PIC microcontrollersThis application is, in addition to a means of practicing practical electronics, a hobby, a way to obtain your own multifunctional board for mi...
Programming and Development Board for PIC uC
509
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
Capacity indicator for Li-Ion batteriesAs you can see from the title of this project, this time I want to present you a indicator circuit version made with the well-known LM3914; I present a small ele...
LM3914 Indicator
1302
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
The temperature dependence of the temperature thermistor can be:- with negative temperature coefficient - NTC (Negative Temperature Coefficient), in which case the resistance of the thermistor decreas...
Thermostat with Thermistor NTC
1674
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
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
787
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
This well-known integrated circuit LM2575, is a voltage regulator In switching and is delivered in 4 variants:- three variants with fixed output voltage (LM2575-5, 12 or 15);- a variant with adjustabl...
LM2575 SMPS
1419
0
1
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
767
0
1
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
Stereo Amplifier with TDA1524The circuit is designed as an active volume and tone corrector for radio receivers, television and audio equipment.stationary.It includes functions for bass and treble cor...
Stereo Amplifier with TDA1524
2206
0
1
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
This project has begin as a retro gaming console for my own usage but being capable to do some more functions if necessary.The board is designed around a LATTICE iCE40UP5K and on the GIT is available ...
arduFPGA V1.0 game console
1104
0
0
Miron Cristina
Miron Cristina
ROMANIA
1
4
Hi!I present a circuit that can work with several types of sensors, very useful for DIY projects with Arduino.The semi-adjustable potentiometer is included in the resistive divider next to the sensor....
Basic circuit for different types of sensors [DIY]
613
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
Source: https://diycrap.blogspot.com/2015/12/homebrew-swr-and-power-meter.htmlIt's crap, but I did it myself.Saturday, December 5, 2015Homebrew SWR and power meterFirst of all, this SWR meter in this ...
SWR and PWR meter
3628
0
5
FLORIAN-UDVARI ANTAL-ARPAD
FLORIAN-UDVARI ANTAL-ARPAD
ROMANIA
4
0
This is a Christmas decoration for this year when staying at home became the new normal.The pcb has two exposed areas for the windows and on the back of the left side of the window there is a tree sil...
Christmas gingerbread house
933
0
7
Boogami
Boogami
ROMANIA
1
6
1
2
3
4
5
6