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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
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SlimeVR Hyperion BMI160 PCB
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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
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
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
749
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
ARDUINO LCD 1602 SHIELD + KEYBOARDThe LCD1602 shield can be mounted together with an Arduino Nano development board to add an LCD display and keyboard.After installing the shield, you can upload a cod...
ARDUINO LCD 1602 SHIELD + KEYBOARD
2063
2
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
The simplest pcb for TEF6686 Arduino Radio controlled with TEF-GTK user interface.Software here: https://github.com/marsel90-1/NXP-TEF6686_F8602_F8605-Arduino-Radio
PCB for TEF6686 and TEF-GTK
2895
0
0
Marsel90
Marsel90
ROMANIA
0
0
WS2811 / WS2812 Expander
WS2811 / WS2812 Expander
621
0
0
Engineer
Engineer
ROMANIA
0
0
Circuit presentationDouble voltage source + 15V / -15V and + 5V / -5V stabilizedThis circuit offers a set of two double voltages, at a maximum current of 1A. The 7815 and 7915 integrated circuits can ...
Double voltage source
1429
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
Monitor for equal voltage at the terminals of two 12V batteries.Circuit presentation Most 24V back-up power systems, such as fireplaces, etc., use two 12V batteries. The charging system of the voltage...
Monitor for 12V batteries
712
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
Variable stabilizer for low voltagesThe presented circuit allows to obtain stabilized voltages between the limits 1.2-9V.The 'series' transistor Q2 is controlled by the differential applicator consist...
Variable stabilizer for low voltages
973
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
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
838
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
Technical data: - supply voltage 12-15V; - minimum level of the audible signal applied at the input> 6Vrms; - adjustment of tilting thresholds.Circuit descriptionAt the base of the a...
Audio balance indicator
1493
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
Circuit OperationThe light-operated electronic switch is a common electronic device in automation equipment, security systems, electronic counters, various remote controls, etc. It is very sensitive t...
Twilight with hysterezis
746
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
Circuit Operation?The assembly ensures the charging phase with limited current and constant voltage. The low voltage charging current of the transformer passes through the transistor Q1, the diode D7,...
Battery Cell Charger
1078
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
Hello! This is my Project!. There are situations when it is necessary the display in one form or another of an electrical size or non-electric. Display mode it is chosen taking into account several as...
Simple Voltage Indicator with LEDs Bargraph
1428
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
water level indicator
water level indicator
727
2
0
Engineer
Engineer
ROMANIA
0
0
PWM mosfet driver breakout for LED lights
mosfet driver
707
0
0
Florin Uifelean
Florin Uifelean
ROMANIA
0
0
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
819
0
0
Cristian Pitigoi
Cristian Pitigoi
ROMANIA
42
14
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