User AirCraft Lover

3 votes

2 answers

1k views

How did old mobile phones amplify signals lower than the noise floor?

asked Apr 6, 2023 at 19:28

2 votes

1 answer

451 views

How can I separate the body from the source of a MOSFET?

asked Mar 22, 2023 at 20:14

2 votes

7 answers

19k views

Why is a laptop power supply output voltage different from its battery?

asked Feb 20, 2019 at 21:44

2 votes

2 answers

10k views

How can I use USB output (5V DC) to power a fan 12V DC load?

asked Jan 4, 2020 at 10:02

1 vote

2 answers

212 views

How do I learn OpAmp? Do I need to know the internal circuit? Are they works the same way?

asked Jan 14, 2020 at 5:54

1 vote

3 answers

242 views

What is the name of this part in Intel 8086?

asked Jul 31, 2022 at 4:03

1 vote

1 answer

687 views

Does the remote control we have at home work with infrared (IR) frequency?

asked Apr 27, 2023 at 22:58

0 votes

4 answers

1k views

What is the reason some microcontrollers are designed to be powered with 5V or 3.3V while the most common battery is 3.7V? [duplicate]

asked May 4, 2023 at 21:02

0 votes

1 answer

177 views

What to set on Android/Windows laptop if I want to make them as slave?

asked May 7, 2023 at 20:24

0 votes

3 answers

1k views

What is the rule to put grounding in the circuit schematic, and what is that grounding for?

asked Jan 7, 2020 at 0:28

0 votes

1 answer

235 views

How do I make water tank control circuit?

asked Jan 8, 2020 at 7:45

0 votes

2 answers

402 views

How do I do calculation in CircuitLab? How do I provide +Vcc and -Vcc to the OpAmp?

asked Jan 11, 2020 at 12:34

0 votes

2 answers

109 views

What will happened to the electric/electronic equipment if we supply with different Cos Phi?

asked Nov 28, 2019 at 3:02

0 votes

0 answers

92 views

How does Solenoid works? How do I calculate its output power? [duplicate]

asked Dec 19, 2019 at 10:45

0 votes

3 answers

293 views

What is the very basic electronic component to generate pulse wave (high or low) we commonly see in digital?

asked Jan 3, 2020 at 4:43

0 votes

0 answers

62 views

What is the consideration when installing or replacing the shaft of an induction motor?

asked Jan 5 at 5:06

0 votes

1 answer

329 views

How to understand Register Address, Bits, and Reset value of an electronic component?

asked Feb 26 at 11:42

0 votes

3 answers

193 views

What is Multiprocessor Communication in 8051, and how to use it?

asked Mar 12 at 16:23

0 votes

1 answer

71 views

How to use Fourier analysis for a daily sound? [closed]

asked Apr 21 at 11:19

-1 votes

1 answer

155 views

How to calculate the power of an induction motor as in the picture?

asked Dec 28, 2023 at 20:36

-1 votes

4 answers

3k views

What will happen if I use laptop charger (3.42A, 19.2V) to charge 12V battery? [closed]

asked Feb 20, 2019 at 12:08

-2 votes

1 answer

1k views

How to measure battery capacity?

asked Feb 21, 2019 at 4:07

Stack Exchange Network

22 Questions

How did old mobile phones amplify signals lower than the noise floor?

How can I separate the body from the source of a MOSFET?

Why is a laptop power supply output voltage different from its battery?

How can I use USB output (5V DC) to power a fan 12V DC load?

How do I learn OpAmp? Do I need to know the internal circuit? Are they works the same way?

What is the name of this part in Intel 8086?

Does the remote control we have at home work with infrared (IR) frequency?

What is the reason some microcontrollers are designed to be powered with 5V or 3.3V while the most common battery is 3.7V? [duplicate]

What to set on Android/Windows laptop if I want to make them as slave?

What is the rule to put grounding in the circuit schematic, and what is that grounding for?

How do I make water tank control circuit?

How do I do calculation in CircuitLab? How do I provide +Vcc and -Vcc to the OpAmp?

What will happened to the electric/electronic equipment if we supply with different Cos Phi?

How does Solenoid works? How do I calculate its output power? [duplicate]

What is the very basic electronic component to generate pulse wave (high or low) we commonly see in digital?

What is the consideration when installing or replacing the shaft of an induction motor?

How to understand Register Address, Bits, and Reset value of an electronic component?

What is Multiprocessor Communication in 8051, and how to use it?

How to use Fourier analysis for a daily sound? [closed]

How to calculate the power of an induction motor as in the picture?

What will happen if I use laptop charger (3.42A, 19.2V) to charge 12V battery? [closed]

How to measure battery capacity?