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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)
Desktop Neon Effect LED Signs
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The op amp IC is marked as SGM8551 in the schematic diagram, and it can be replaced by RS8551, GS8551, MCP6001, OPA336, etc.Function descriptionAdopt STM32 main control, with time display, voltage dis...
Stm32 Soldering station 1.3 inch OLED display T12
4867
3
11
Oleg Oleg
Oleg Oleg
RUSSIAN FEDERATION, THE
547
40
ESP-12S or ESP-12F can be used, the price is cheap;DS3231MZ+ high-precision clock chip, accurate offline timing and small error;AMS1117-3.3 power chip, the main control power supply is stable;The driv...
High precision LED dot matrix clock B (control board)
1925
3
6
Oleg Oleg
Oleg Oleg
RUSSIAN FEDERATION, THE
547
40
One-click download of ESP8266 test frame burner supports ESP-01S ESP12S ESP07S and other modulesThe programmer is suitable for the firmware burning test of ESP-12S/12F/12E/07S/07/01S/01 and other modu...
esp8266 burning rack
2344
3
2
Oleg Oleg
Oleg Oleg
RUSSIAN FEDERATION, THE
547
40
AVR programmwer with 3.3V(1A), 5V(2A), 12V(250mA) outputsSchematicOriginal schematic + firmware
AVR programmer with PSU
1313
3
1
Artem
Artem
RUSSIAN FEDERATION, THE
3
8
ATX power tester based on STC15 51 single-chip microcomputer. It can be used to test the quality of the ATX power supply and display the voltage values of all five outputs of the ATX power supply...
ATX Power Tester
2847
3
11
Oleg Oleg
Oleg Oleg
RUSSIAN FEDERATION, THE
547
40
The board is a custom ESP8266-based smart wall switch. It's singularity is that it's meant to be embedded into the wall behind a standard wall switch, replacing the mechanic switch with a wifi-enabled...
ESP8266 based smart wall switch
5319
3
10
Oleg Oleg
Oleg Oleg
RUSSIAN FEDERATION, THE
547
40
Input voltage is 90-264Vac (47-63Hz ); output voltage is 24Vdc, output current is 10A,The total power is 240W; the target efficiency is greater than or equal to 93%; it's volume is as small...
240W high power density and efficient LLC power supply
2289
3
9
Oleg Oleg
Oleg Oleg
RUSSIAN FEDERATION, THE
547
40
PCB for ESP-12F with ESP-01 compatible pinoutEasy upgrade ESP-01 projects (reuse programmer and application)6 additional output pins (IO4,IO5,IO12,IO13,IO14,ADC)2 optional SMD LEDs on board (IO1,IO2,R...
ESP-01-12F Module
2097
3
4
Oleg Oleg
Oleg Oleg
RUSSIAN FEDERATION, THE
547
40
This design is a minimum system based on ATMEGA32U4 microcontroller (leonardo minimum system) . ATMEGA32U4 microcontroller is a more commonly used keyboard and mouse simulation chip, which can be used...
ATMEGA32U4 Development Board
3064
3
4
Oleg Oleg
Oleg Oleg
RUSSIAN FEDERATION, THE
547
40
The solution adopts Infinix IP5328P as a Mini mobile power supply designed for main control.Support QC2.0, QC3.0, PD2.0, PD3.0 and some other fast charging protocols, the maximum output power is 18W.T...
Mini Power Bank 18650
3522
3
6
Oleg Oleg
Oleg Oleg
RUSSIAN FEDERATION, THE
547
40
1. Module introduction:This module is the smallest system function board of STM32F103VET6. It integrates STM32F103VET6 minimum system circuit, 5V to 3.3V voltage regulator circuit, USB to TTL circuit,...
Development board STM32F103VET6
2052
3
4
Oleg Oleg
Oleg Oleg
RUSSIAN FEDERATION, THE
547
40
This module can be used to drive common DC motors and stepper motors. Only need a single-chip computer, coupled with this module, you can drive commonly used small motors. The procedure is also very s...
Dual DC motor drive module RZ7899
3888
3
2
Oleg Oleg
Oleg Oleg
RUSSIAN FEDERATION, THE
547
40
GH60 male model mechanical keyboard PCB 1. ATMEGA32U4 main control, QMK program. 2. All keys support custom programming. 3. USB micro interface, durable and good soldering. 4.14 RGB backlight lights, ...
GH60 mechanical keyboard 14 RGB backlight
3345
3
8
Oleg Oleg
Oleg Oleg
RUSSIAN FEDERATION, THE
547
40
One cell LiFePO4 battery charger and protector.
CN3058 LiFePO4 Charger SMD
1943
3
1
Oleg Oleg
Oleg Oleg
RUSSIAN FEDERATION, THE
547
40
UPDI programmer for the new ATtiny devices.UPDI Programmer allows you to interact with avrdude using Jtagice Mk2 via serial link.It provides a programming bridge for the new attiny817 family of microc...
ATmega UPDI Programmer
1298
3
3
Oleg Oleg
Oleg Oleg
RUSSIAN FEDERATION, THE
547
40
LLC Резонансный ИИП для УМЗЧ на базе L6599 [2019]Резонансный ИИП от Nem0. Ссылка на статью: https://cxem.net/pitanie/5-385.phpПролог. Эта статья посвящена очередному импульсному источнику питания...
ИИП на L6599
3901
3
3
Rezalscseek
Rezalscseek
RUSSIAN FEDERATION, THE
53
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