Канал: Electro Retro

DIY MPPT Solar Charge Controller(ESP32).

DIY MPPT Solar Charge Controller(ESP32).

RGB LED(WS2812B) UNDER MICROSCOPE.

RGB LED(WS2812B) UNDER MICROSCOPE.

Best Microscope For Soldering! Unboxing And Testing Of LINKMICRO LM246MS Digital Microscope.

Best Microscope For Soldering! Unboxing And Testing Of LINKMICRO LM246MS Digital Microscope.

DIY Wireless Water Level Controller

DIY Wireless Water Level Controller

MS5837-30BA Pressure sensor with ESP32.

MS5837-30BA Pressure sensor with ESP32.

Interface ACS712 with ESP32 and ADS1115.

Interface ACS712 with ESP32 and ADS1115.

DIY Double Sided PCB

DIY Double Sided PCB

DIY Wireless LEDs

DIY Wireless LEDs

MQ-3 SENSOR WITHOUT ARDUINO

MQ-3 SENSOR WITHOUT ARDUINO

Pcb Shaker For Etching #shorts

Pcb Shaker For Etching #shorts

DIY PCB SHAKER USING OLD CD DRIVE.

DIY PCB SHAKER USING OLD CD DRIVE.

Attiny85 Program and Burn Bootloader using Arduino

Attiny85 Program and Burn Bootloader using Arduino

How to use 28 BYJ-48 stepper motor with Arduino

How to use 28 BYJ-48 stepper motor with Arduino

Diy touch switch using ttp223 sensor

Diy touch switch using ttp223 sensor

IRFZ44N Push button supply using mosfet voltage regulator, Touch on-off Switch

IRFZ44N Push button supply using mosfet voltage regulator, Touch on-off Switch

Automatic water level controller using arduino

Automatic water level controller using arduino

Google Assistant | Home Automation IOT | ESP8266

Google Assistant | Home Automation IOT | ESP8266

How to program esp8266 using arduino

How to program esp8266 using arduino

How to get free 18650 li ion batteries from dead laptop battery

How to get free 18650 li ion batteries from dead laptop battery

Awesome 2 in 1 electronic diy circuit using bc547 and photodiode

Awesome 2 in 1 electronic diy circuit using bc547 and photodiode

incredible invention

incredible invention

How To Test Electronic Componets || Testing Electronic Components With DMM

How To Test Electronic Componets || Testing Electronic Components With DMM

Diy temperature controlled fan using arduino

Diy temperature controlled fan using arduino

How to measure temperature using arduino

How to measure temperature using arduino

Diy led flasher using relay

Diy led flasher using relay

Diy short circuit protector

Diy short circuit protector

PIR SENSOR WITHOUT ARDUINO

PIR SENSOR WITHOUT ARDUINO

How to make a component tester using arduino

How to make a component tester using arduino

Diy 18650 3s battery pack

Diy 18650 3s battery pack

HOW TO PROGRAM AND RESET ARDUINO USING ANDROID SMARTPHONE

HOW TO PROGRAM AND RESET ARDUINO USING ANDROID SMARTPHONE

HOW TO MAKE A IR PROXIMITY SENSOR

HOW TO MAKE A IR PROXIMITY SENSOR

ZB2L3 BATTERY CAPACITY TESTER

ZB2L3 BATTERY CAPACITY TESTER

How to convert old laptop batteries into a power bank

How to convert old laptop batteries into a power bank

DIY GREAT SOUNDING AUDIO AMPLIFIER (WITH BASS BOOST) USING THE LM386

DIY GREAT SOUNDING AUDIO AMPLIFIER (WITH BASS BOOST) USING THE LM386

How to make a gimbal using pvc pipe

How to make a gimbal using pvc pipe

How to make a 18650 lithium-ion battery charger

How to make a 18650 lithium-ion battery charger

How to make a rechargeable led emergency light

How to make a rechargeable led emergency light

How to make a automatic light

How to make a automatic light

How to transfer data using led (li-fi technology)

How to transfer data using led (li-fi technology)

How to make a dimmer switch

How to make a dimmer switch

How to connect led light to ac power

How to connect led light to ac power

How to repair led bulb

How to repair led bulb

How to make a non contact tester

How to make a non contact tester

How to etch metal

How to etch metal

How to make a 11000mah Powerbank

How to make a 11000mah Powerbank