User user148298

29 votes

3 answers

9k views

Can an oscilloscope be used as an EKG?

asked Sep 21, 2021 at 17:08

21 votes

4 answers

95k views

How do I find the voltage range for an unknown DC motor?

asked Oct 10, 2014 at 16:40

19 votes

2 answers

5k views

What is this chip, who makes it and what's it used for?

asked Jan 24, 2022 at 5:42

17 votes

8 answers

23k views

Why isn't the current split between the transistor and the LED in this NOT transistor circuit?

asked Feb 26, 2020 at 15:31

9 votes

6 answers

3k views

Are GX ("aviation") connectors unsafe for high voltages?

asked Nov 5, 2023 at 20:46

8 votes

6 answers

40k views

How does a flame sensor or thermocouple operate with just one wire?

asked Jan 9, 2015 at 18:16

7 votes

4 answers

4k views

How does ground mains work?

asked May 6, 2016 at 20:42

7 votes

2 answers

3k views

Is there a good reason to use an SCR based speed controller instead of a TRIAC?

asked Sep 24, 2016 at 1:22

7 votes

5 answers

1k views

What determines the maximum clock rate for a CPU?

asked Oct 25, 2022 at 16:22

7 votes

2 answers

1k views

Why are the challenges in using SRAM over DRAM for main memory?

asked Jun 24, 2023 at 21:04

5 votes

2 answers

5k views

Is it a good idea to ground a high voltage DC motor?

asked Aug 20, 2017 at 14:39

5 votes

2 answers

12k views

Can you use a vfd to run a capacitor start motor?

asked May 19, 2016 at 15:09

5 votes

2 answers

2k views

Should I ground an aluminum front panel?

asked Dec 28, 2014 at 13:48

4 votes

3 answers

10k views

Does the wattage of a resistor factor into the resistance of a resistor?

asked Sep 24, 2018 at 18:01

3 votes

1 answer

926 views

What is this chip and what is it for?

asked Apr 15, 2016 at 1:16

3 votes

3 answers

2k views

Why doesn't AC motor slow down when connected in parallel to a capacitor?

asked Oct 5, 2016 at 0:58

3 votes

1 answer

3k views

Can I use Formula SP-30 self-cleaning acid paste flux?

asked Mar 10, 2013 at 4:51

3 votes

3 answers

7k views

How can a higher power circuit share the ground with a lower powered circuit?

asked Apr 21, 2017 at 16:56

3 votes

1 answer

122 views

What Interface is my LCD display using?

asked Oct 27, 2023 at 20:48

2 votes

2 answers

3k views

Are some mechanical relays sensitive to their orientation?

asked Aug 29, 2016 at 2:05

2 votes

1 answer

193 views

Resources for learning how TFT works and how to drive it at the glass level?

asked May 22, 2016 at 21:28

2 votes

3 answers

44k views

How does the number of poles in an induction motor determine its speed and torque?

asked Jun 17, 2016 at 0:16

2 votes

5 answers

2k views

What makes intel capable of very high clock rates?

asked Mar 6, 2013 at 3:46

2 votes

5 answers

3k views

Trouble applying water pressure analogy to electrical circuits

asked Jun 13, 2015 at 11:15

2 votes

3 answers

753 views

Why do heaters vary widely in resistance even though they have similar power requirements?

asked Jan 22, 2019 at 21:52

2 votes

1 answer

2k views

Matching LCD controllers to LCD compatible panels

asked Jun 29, 2018 at 16:09

2 votes

0 answers

50 views

How do I calculate the current needed to prevent corrosion on a piece of metal?

asked Nov 5, 2019 at 17:21

2 votes

1 answer

1k views

How do I determine whether a sensor is a thermocouple or a thermistor?

asked Feb 5, 2019 at 4:50

2 votes

4 answers

326 views

Can I use my old Sony Camera's Night Shot to detect shorts? [closed]

asked Dec 16, 2021 at 14:15

1 vote

1 answer

198 views

Am I mistaking this component for a 1000F capacitor?

asked Sep 13, 2020 at 15:32

Stack Exchange Network

85 Questions

Can an oscilloscope be used as an EKG?

How do I find the voltage range for an unknown DC motor?

What is this chip, who makes it and what's it used for?

Why isn't the current split between the transistor and the LED in this NOT transistor circuit?

Are GX ("aviation") connectors unsafe for high voltages?

How does a flame sensor or thermocouple operate with just one wire?

How does ground mains work?

Is there a good reason to use an SCR based speed controller instead of a TRIAC?

What determines the maximum clock rate for a CPU?

Why are the challenges in using SRAM over DRAM for main memory?

Is it a good idea to ground a high voltage DC motor?

Can you use a vfd to run a capacitor start motor?

Should I ground an aluminum front panel?

Does the wattage of a resistor factor into the resistance of a resistor?

What is this chip and what is it for?

Why doesn't AC motor slow down when connected in parallel to a capacitor?

Can I use Formula SP-30 self-cleaning acid paste flux?

How can a higher power circuit share the ground with a lower powered circuit?

What Interface is my LCD display using?

Are some mechanical relays sensitive to their orientation?

Resources for learning how TFT works and how to drive it at the glass level?

How does the number of poles in an induction motor determine its speed and torque?

What makes intel capable of very high clock rates?

Trouble applying water pressure analogy to electrical circuits

Why do heaters vary widely in resistance even though they have similar power requirements?

Matching LCD controllers to LCD compatible panels

How do I calculate the current needed to prevent corrosion on a piece of metal?

How do I determine whether a sensor is a thermocouple or a thermistor?

Can I use my old Sony Camera's Night Shot to detect shorts? [closed]

Am I mistaking this component for a 1000F capacitor?