Канал: AKA KASYAN Eng.

Transformerless DC–DC converter

Transformerless DC–DC converter

12V 21Ah Li–Ion Battery for UPS

12V 21Ah Li–Ion Battery for UPS

DIY QC Simple Power Bank

DIY QC Simple Power Bank

DIY Simple Spot Welding Machine

DIY Simple Spot Welding Machine

DIY Simple Power Bank

DIY Simple Power Bank

DIY High Current Li-Ion Balancer

DIY High Current Li-Ion Balancer

Simple 936 analog soldering station

Simple 936 analog soldering station

DIY LiFePo4 Balancer

DIY LiFePo4 Balancer

DIY High Voltage Diode

DIY High Voltage Diode

Li–Ion Battery for children's electric car

Li–Ion Battery for children's electric car

Powerful 9Ah Battery for Makita Power Tools

Powerful 9Ah Battery for Makita Power Tools

DIY 6Ah Powerful Battery for Makita Power Tools

DIY 6Ah Powerful Battery for Makita Power Tools

DIY Simple Power Bank

DIY Simple Power Bank

Very Powerful Thyristor Contactor/Regulator

Very Powerful Thyristor Contactor/Regulator

Li-Ion Battery For Children's Electric Car

Li-Ion Battery For Children's Electric Car

Simple Magnet Polarity Finder

Simple Magnet Polarity Finder

Nixie Tube Tester

Nixie Tube Tester

Transistor PWM Motor Speed Controller

Transistor PWM Motor Speed Controller

DIY Front Panel Of The Washing Machine (Reverse Engineering)

DIY Front Panel Of The Washing Machine (Reverse Engineering)

Ni-Cd To Lithium Battery Conversion

Ni-Cd To Lithium Battery Conversion

DIY Hidden Wiring Finder

DIY Hidden Wiring Finder

ULTRA Low Voltage CONVERTER

ULTRA Low Voltage CONVERTER

DIY VACUUM Tweezers

DIY VACUUM Tweezers

LED Converter Without Transformers!

LED Converter Without Transformers!

Eternal Flashlight In Case Of The Apocalypse

Eternal Flashlight In Case Of The Apocalypse

Joule thief - works from 0.2 Volts!

Joule thief - works from 0.2 Volts!

DIY 0000-9999 Random Generator (Randomizer)

DIY 0000-9999 Random Generator (Randomizer)

Children's modification of the electric car

Children's modification of the electric car

How to find a short circuit in an electric motor ?

How to find a short circuit in an electric motor ?

Useful function of conventional CHOKE

Useful function of conventional CHOKE

Solder Test

Solder Test

DIY Transformer Winding Machine

DIY Transformer Winding Machine

How To Make a Police Strobe

How To Make a Police Strobe

DIY 12-220V Power Inverter

DIY 12-220V Power Inverter

CV/CC LI-ION Battery charger

CV/CC LI-ION Battery charger

DIY IDEAL DIODE

DIY IDEAL DIODE

Power Board of Induction Heater

Power Board of Induction Heater

DIY Power Bank

DIY Power Bank

How to wind a transformer

How to wind a transformer

Load delay system

Load delay system

DIY DC Solid State Relay

DIY DC Solid State Relay

Power supply input part

Power supply input part

Simple PWM motor speed controller

Simple PWM motor speed controller

Simple battery capacity meter

Simple battery capacity meter

Turn ON/OFF with one button

Turn ON/OFF with one button

DIY BEST 12-220V power inverter

DIY BEST 12-220V power inverter

3-35A Automatic car battery charger

3-35A Automatic car battery charger

How To Make a PCB

How To Make a PCB

DIY 120A WELDING INVERTER

DIY 120A WELDING INVERTER

DIY Maglite led

DIY Maglite led

How to make a simple LOGIC PROBE

How to make a simple LOGIC PROBE

SG3525 Welding inverter control board

SG3525 Welding inverter control board

How to check TL494. TESTER TL494

How to check TL494. TESTER TL494

Simple 1А/2А USB Load

Simple 1А/2А USB Load

Audio Level Indicator LM3915

Audio Level Indicator LM3915

DIY NP-F970 battery

DIY NP-F970 battery

DIY LED Christmas Tree

DIY LED Christmas Tree

DIY Simple Ticker

DIY Simple Ticker

0-9 RANDOM GENERATOR NE555+CD4026

0-9 RANDOM GENERATOR NE555+CD4026

MagLite 6D battery upgrade LI-ION

MagLite 6D battery upgrade LI-ION

DIY Spot Welder Controller

DIY Spot Welder Controller

BEST Spot welding handle

BEST Spot welding handle

The simplest combination lock without details

The simplest combination lock without details

DIY simple DOG CHASER

DIY simple DOG CHASER

Simple electric doorbell

Simple electric doorbell

Automatic Car battery charger | Schematic and Layout

Automatic Car battery charger | Schematic and Layout

Simple Power Inverter For Car Amplifier

Simple Power Inverter For Car Amplifier

Subwoofer Active Low Pass Filter | Schematic and Layout

Subwoofer Active Low Pass Filter | Schematic and Layout

Simple SG3525 SMPS

Simple SG3525 SMPS

High power IGBT electronic load

High power IGBT electronic load

SIGLENT SPD3303X-E self-diagnosis mode

SIGLENT SPD3303X-E self-diagnosis mode

Copy circuit from PCB board

Copy circuit from PCB board

Reverse engineering - PCB copy (20min. RELAX)

Reverse engineering - PCB copy (20min. RELAX)

Simply circuits with a diode

Simply circuits with a diode

Simple Constant Voltage SMPS (TNY267/268)

Simple Constant Voltage SMPS (TNY267/268)

Push-button power regulator

Push-button power regulator

Class A single transistor amplifier (Mark Houston)

Class A single transistor amplifier (Mark Houston)

Turn on/off with one button

Turn on/off with one button

Automatic car battery charger

Automatic car battery charger

Operational amplifier LED flasher

Operational amplifier LED flasher

SIMPLE 6W POWER AMPLIFIER

SIMPLE 6W POWER AMPLIFIER

How to make a simple sound amplifier

How to make a simple sound amplifier

Powerful synchronous DC-DC converer (12v-5V)

Powerful synchronous DC-DC converer (12v-5V)

Simple AC-DC SMPS power supply

Simple AC-DC SMPS power supply

DIY 0-3A USB Electronic Load

DIY 0-3A USB Electronic Load

SG3525+IR2110 SMPS half-bridge control board

SG3525+IR2110 SMPS half-bridge control board

DIY 120W SMPS soldering iron

DIY 120W SMPS soldering iron

SG3525+LM358 power inverter control board

SG3525+LM358 power inverter control board

SIGLENT SPD3303x-e problem

SIGLENT SPD3303x-e problem

How to wind a pulse transformer

How to wind a pulse transformer

DIY Simple T12 soldering station

DIY Simple T12 soldering station

Ultra PRECISION resistors box

Ultra PRECISION resistors box

DIY HIGH VOLTAGE transformer

DIY HIGH VOLTAGE transformer

Copy double-sided PCB

Copy double-sided PCB

TECHNOLOGY REDUCTION - when there is no choice

TECHNOLOGY REDUCTION - when there is no choice

Simple li-ion battery charger

Simple li-ion battery charger

SUPER inverter for car amplifier

SUPER inverter for car amplifier

MOSFET Solid State Relay

MOSFET Solid State Relay

Short circuit indicator in windings

Short circuit indicator in windings

DIY High Current Li-ion Battery

DIY High Current Li-ion Battery

Powerful DC-DC converter for power bank (XR2981)

Powerful DC-DC converter for power bank (XR2981)

How to wind a transformer ?

How to wind a transformer ?

Overvoltage and undervoltage protection

Overvoltage and undervoltage protection

Simple FIRE alarm sensor circuit

Simple FIRE alarm sensor circuit

2 transistors SWITCH MODE POWER SUPPLY

2 transistors SWITCH MODE POWER SUPPLY

DIY 12-220V 400W POWER INVERTER

DIY 12-220V 400W POWER INVERTER

SG3525 driver for powerful inverters

SG3525 driver for powerful inverters

LM317 Variable Switch Mode Power Supply

LM317 Variable Switch Mode Power Supply

High Power Adjustable power supply

High Power Adjustable power supply

0-12v 1A LAB power supply.

0-12v 1A LAB power supply.

Simplest Hidden Wire Detector

Simplest Hidden Wire Detector

Simple LED driver

Simple LED driver

How to turn led ON/OFF using push button (4 steps)

How to turn led ON/OFF using push button (4 steps)

The smallest DIY welding inverter

The smallest DIY welding inverter

DANGER! HIGH VOLTAGE GENERATOR

DANGER! HIGH VOLTAGE GENERATOR

0-25V/0-1,5A LAB POWER SUPPLY

0-25V/0-1,5A LAB POWER SUPPLY

1500W Electronic LOAD

1500W Electronic LOAD

DIY 3S2P LI-ION battery

DIY 3S2P LI-ION battery

Simple T12 analog soldering station

Simple T12 analog soldering station

Powerful current regulator

Powerful current regulator

Simple 555 Timer Touch Switch

Simple 555 Timer Touch Switch

DIY T12 Soldering Iron

DIY T12 Soldering Iron

Simple thermocouple amplifier

Simple thermocouple amplifier

Simplest DIY Soldering Station

Simplest DIY Soldering Station

150W Electronic LOAD

150W Electronic LOAD

Simple Soft Start circuit

Simple Soft Start circuit

5V 2A Switch mode power supply

5V 2A Switch mode power supply

Fast heating soldering GUN

Fast heating soldering GUN

Simple FM TRANSMITTER

Simple FM TRANSMITTER

For Beginners. Simple flasher do it yourself

For Beginners. Simple flasher do it yourself

How to make precision resistors

How to make precision resistors

One transistor CLASS "A" power amplifier

One transistor CLASS "A" power amplifier

Auto Cut OFF Battery Charger

Auto Cut OFF Battery Charger

DIY JUMP STARTER with Battery charger

DIY JUMP STARTER with Battery charger

Launch the 1998 model aircraft!

Launch the 1998 model aircraft!

HIGH POWER 0-25V 0-15A adjustable power supply

HIGH POWER 0-25V 0-15A adjustable power supply

Plasma lighter for gas

Plasma lighter for gas

DIY simple milliohmmeter

DIY simple milliohmmeter

DIY 0-5A USB electronic LOAD

DIY 0-5A USB electronic LOAD

How To Make 10A car battery charger

How To Make 10A car battery charger

20W simple power amplifier with transistors

20W simple power amplifier with transistors

UNIVERSAL CV/CC chargier for LM317

UNIVERSAL CV/CC chargier for LM317

Chinese FAKE Power Bank

Chinese FAKE Power Bank

600W Switch Mode Power Supply

600W Switch Mode Power Supply

DC-DC converter 8V-12/19V

DC-DC converter 8V-12/19V

8A LI-ION charging system (cv/cc)

8A LI-ION charging system (cv/cc)

DIY simple thyristor flasher.

DIY simple thyristor flasher.

SONY HDR CX625 Video Test (FULL HD 50fps, active optical steadyshot)

SONY HDR CX625 Video Test (FULL HD 50fps, active optical steadyshot)

JVC Everio GZ-HD7 VIDEO TEST (FUL HD, steadyshot ON)

JVC Everio GZ-HD7 VIDEO TEST (FUL HD, steadyshot ON)

SONY DCR-SX21E VIDEO TEST

SONY DCR-SX21E VIDEO TEST

Starting the gas discharge lamp

Starting the gas discharge lamp