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TEHNOGRAD

Это канал о технике и электронике.

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153 videos

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AGM vs. LiFePO4: Pros and Cons of Different Battery Types

9.3K views
3 days ago

Parallel connection of pulse power supplies via diodes and an experiment with common feedback.

2.3K views
5 days ago

Parallel connection of pulse power supplies, experiment

26K views
2 weeks ago

GVDA Current Clamp Meter Model GD170D: Review and Testing

1.1K views
3 weeks ago

Soldering bare terminals

5K views
4 weeks ago

FNIRSI LCR ST2 Tweezers Tester, Review, and Testing

1.1K views
1 month ago

Zener diode vs. TL431: Which one is faster?

14K views
1 month ago

DC-DC converter 50A 1200W overview

7.7K views
1 month ago

Transformerless power supplies: operating features, advantages and disadvantages

22K views
1 month ago

Testing the Fnirsi LC1020E LCR meter on K71-7 capacitors

3.9K views
1 month ago

Changing the voltage of a pulse power supply

49K views
1 month ago

Homemade flashlight with adjustable brightness

2K views
1 month ago

RC snubber parallel to diode, why is it needed?

71K views
2 months ago

24V 30A 720W Pulse Power Supply, Inside Out

3.2K views
2 months ago

Connecting transformers in series and parallel

32K views
2 months ago

Fnirsi LC1020E LCR Meter Review

4.8K views
2 months ago

Zener diode: how it works and where it is used

5.7K views
2 months ago

Lead-acid battery discharge mode, what does it mean?

1.9K views
2 months ago

5000A through a ceramic capacitor...

2.4K views
2 months ago

How to connect a router to a power bank

8K views
3 months ago

Zime Z5 25000mAh 145W Powerbank Review and Testing.

1.4K views
3 months ago

How currents flow in a diode bridge

3.8K views
3 months ago

XY-SK120 Calibration

2.7K views
3 months ago

I bought some microchips, but they turned out to be different.

4.3K views
3 months ago

Lead-acid batteries for inverters: which one to choose, their nuances and features.

84K views
4 months ago

Why do some diodes not have a cathode?

8.8K views
4 months ago

FNIRSI DST-210 Precision Voltage Reference and Resistor Testing and Review

9.8K views
4 months ago

Why do capacitors swell?

99K views
4 months ago

Theory and Practice of a PWM Generator on the NE555

4.7K views
4 months ago

Overclocking the DC-DC converter to 40A

4K views
5 months ago

Skipping phase method

8.6K views
5 months ago

PIGONG 8858 650W hair dryer review

986 views
5 months ago

GaN Power Supply of the new generation on gallium nitride transistors

62K views
7 months ago

How does a digital multimeter work?

7.2K views
7 months ago

ШИМ управление обычным DC кулером

2.7K views
8 months ago

ВАХ диода показывает не только напряжение на диоде от тока но и наоборот

1.5K views
8 months ago

Лабораторный блок питания Wanptek TPS3010

11K views
8 months ago

Why is small capacitance needed in a power supply circuit?

357K views
9 months ago

Органайзер-конструктор для SMD мелочевки

2.5K views
9 months ago

Modification of the 12V 4A pulse power supply

16K views
9 months ago

Реле напряжения ZUBR D2-63

14K views
9 months ago

Пульсации напряжения в импульсных блоках питания

8K views
10 months ago

DC-DC converter 15A SZ-BK6012

4.5K views
10 months ago

Терморегултор DALAS для инкубатора с искуственным интеллектом

833 views
10 months ago

AD9850 frequency synthesizer

2.7K views
10 months ago

What is this diode for?

8.5K views
10 months ago

Linear vs. Switching Regulator

3.4K views
11 months ago

ZIME Повербанк130Вт 20000мАч, модель B130WCCA

836 views
11 months ago

Can a battery charge itself?

276K views
1 year ago

Полярность переменного напряжения, где в розетке + и -

1.5K views
1 year ago

Parallel connection of diodes

55K views
1 year ago

How does a dimmer work, in simple terms?

6.5K views
1 year ago

Dalas 16A barrier for socket

3K views
1 year ago

Какой аккумулятор выбрать для инвертора

101K views
1 year ago

Мультиметр GD-123, обзор, тестирование

994 views
1 year ago

LG FLATRON W2261 Monitor Repair: How to Disassemble a Monitor

11K views
1 year ago

Напряжение на корпусе компьютера

7.4K views
1 year ago

Protection of lead-acid batteries from deep discharge 12V

4.7K views
1 year ago

Потенциометр с подстройкой

2.3K views
1 year ago

Диодный мост Шоттки

234K views
1 year ago

Мини мультиметр из USB тестера KWS-MX18L

3.4K views
1 year ago

Modifying a 20A converter with the LM25116

37K views
1 year ago

Падение напряжения на проводе

3.4K views
1 year ago

Резистор-предохранитель

3.2K views
1 year ago

Симисторный регулятор мощности, диммер

990 views
1 year ago

Как работает УЗО (устройство защитного отключения)

5.2K views
1 year ago

Не используйте автомобильный аккумулятор с инвертором

66K views
1 year ago

Зарядное на 20А для аккумулятора

5.2K views
1 year ago

КПД инвертора на 500Вт и инвертора на 1500Вт

4.6K views
1 year ago

Вольтметр для розетки

1.3K views
1 year ago

Диод Шоттки

5.8K views
1 year ago

Как подключить Wi-Fi роутер к аккумулятору

10K views
1 year ago

Как залудить паяльник

3.3K views
1 year ago

EMF meter GD189, electric magnetic and electromagnetic field meter

1.6K views
1 year ago

Радиатор для электроточила

1.4K views
1 year ago

Перекос фаз и откуда в розетке 380 Вольт

26K views
1 year ago

Voltage between zero and ground

610K views
1 year ago

Чистый или модифицированный синус

18K views
1 year ago

Why does an LED need a driver?

6.5K views
2 years ago

Секрет черной стяжки

5.3K views
2 years ago

HOULi 1500/3000 Watt Pure Sine Wave Inverter

7.8K views
2 years ago

Где в розетке плюс, а где минус?

19K views
2 years ago

Измеритель электрического и магнитного полей RT-100

759 views
2 years ago

Съемник изоляции GD306 с индикатором NCV - безконтактный индикатор напряжения

1.5K views
2 years ago

Удвоитель напряжения Латура-Делона-Гренашера

4.3K views
2 years ago

Homemade power bank

2K views
2 years ago

Виды выпрямителей

7K views
2 years ago

KWS DC200 тестирование и обзор

9K views
2 years ago

How long will a battery with an inverter last?

831K views
2 years ago

HU, WH, PHU, PWL connectors

1.4K views
2 years ago

Time constant of RC circuit

6.1K views
2 years ago

Сверхгибкие провода в силиконовой изоляции

3.6K views
2 years ago

Паяльники которые я использую

3K views
2 years ago

How a capacitor increases voltage

40K views
2 years ago

A simple night light

4.2K views
2 years ago

Флюсы которыми я пользуюсь

2.1K views
2 years ago

ESR конденсатора что это такое?

7.3K views
2 years ago

LCD display 128x64 on ST7920

9.2K views
2 years ago

Параллельное соединение линейных стабилизаторов часть 2

6.6K views
2 years ago

Странные измерения транзистортестера

3K views
2 years ago

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