User Solomon Slow

41 votes

Accepted

Was the last mile copper wire not the limitation in dial-up internet service?

answered Jul 26, 2021 at 1:58

28 votes

Accepted

Why do I need a ground when simulating a circuit? I thought voltage was relative between two nodes!

answered Dec 6, 2017 at 14:10

20 votes

Can you charge and discharge a Li-ion powerbank at the same time?

answered Jan 25, 2023 at 20:47

19 votes

Using CPU heat to generate electricity

answered Jun 7, 2017 at 21:16

15 votes

How can DC charge a capacitor?

answered Aug 2 at 16:20

13 votes

Do you have to use the same transceivers for RS422 at both sides of a link?

answered Oct 13, 2022 at 12:56

10 votes

What's the difference between 0 and high impedance (or floating)?

answered Sep 12, 2017 at 20:12

10 votes

LEDs keep dying in 12v circuit with powerful electromagnet

answered Jan 6, 2021 at 15:59

8 votes

Why do FPGA projects always take the same amount of time to compile?

answered Sep 10, 2020 at 16:35

7 votes

Is there a device/battery that can be charged while it's being used?

answered Nov 16, 2017 at 16:11

7 votes

Accepted

Powerbank voltage drop after while

answered May 25, 2018 at 15:53

7 votes

Can a diode bridge be connected to a high input voltage?

answered Jan 18, 2022 at 17:29

6 votes

Do batteries (voltage sources) supply constant voltage?

answered May 1, 2015 at 1:30

6 votes

Signal Theory paradox

answered May 23, 2018 at 14:41

6 votes

Does a pickup microphone work in space (vacuum)?

answered Jun 23, 2018 at 15:45

5 votes

What is a best way to get a 25% duty cycle square wave (5 V, 1 MHz) on a board?

answered Apr 23, 2020 at 13:58

5 votes

Accepted

Magnetic field in a tape

answered Jul 8 at 23:57

4 votes

Accepted

why is Mu-metal in transformers?

answered Apr 2, 2020 at 18:54

4 votes

Analog vs Digital Examples

answered Nov 17, 2017 at 15:56

4 votes

Why doesn't the voltmeter show the charging voltage when connected to a solar controller's battery connection?

answered Jan 15, 2022 at 15:28

4 votes

Heating resistor - low current, high temperature

answered Mar 6, 2023 at 3:10

4 votes

Enough about bits, bytes in book language. I want to know what a bit is in general. Electricity?

answered Mar 15, 2023 at 21:01

3 votes

How to make a copper/zinc penny battery rechargeable?

answered Aug 30, 2022 at 17:48

3 votes

DIY 12V computer UPS

answered Sep 7, 2022 at 15:40

3 votes

Accepted

A question about memory address in microcontroller vs PC

answered Mar 28, 2022 at 16:00

3 votes

Is there a voltage across an ideal inductor?

answered Apr 3, 2022 at 13:41

3 votes

Is it possible voltage without current and opposite

answered Feb 13, 2018 at 13:35

3 votes

Why is electricity consumption billed in watts and not amperes?

answered Apr 7, 2020 at 0:52

3 votes

Do sensors show values using amps?

answered Mar 10 at 16:49

2 votes

Why is it said that inductors block AC?

answered Mar 22 at 18:45

Stack Exchange Network

83 Answers

Was the last mile copper wire not the limitation in dial-up internet service?

Why do I need a ground when simulating a circuit? I thought voltage was relative between two nodes!

Can you charge and discharge a Li-ion powerbank at the same time?

Using CPU heat to generate electricity

How can DC charge a capacitor?

Do you have to use the same transceivers for RS422 at both sides of a link?

What's the difference between 0 and high impedance (or floating)?

LEDs keep dying in 12v circuit with powerful electromagnet

Why do FPGA projects always take the same amount of time to compile?

Is there a device/battery that can be charged while it's being used?

Powerbank voltage drop after while

Can a diode bridge be connected to a high input voltage?

Do batteries (voltage sources) supply constant voltage?

Signal Theory paradox

Does a pickup microphone work in space (vacuum)?

What is a best way to get a 25% duty cycle square wave (5 V, 1 MHz) on a board?

Magnetic field in a tape

why is Mu-metal in transformers?

Analog vs Digital Examples

Why doesn't the voltmeter show the charging voltage when connected to a solar controller's battery connection?

Heating resistor - low current, high temperature

Enough about bits, bytes in book language. I want to know what a bit is in general. Electricity?

How to make a copper/zinc penny battery rechargeable?

DIY 12V computer UPS

A question about memory address in microcontroller vs PC

Is there a voltage across an ideal inductor?

Is it possible voltage without current and opposite

Why is electricity consumption billed in watts and not amperes?

Do sensors show values using amps?

Why is it said that inductors block AC?