User danmcb

29 votes

What is the purpose of the two 1N4148 diodes used in this circuit?

answered Jun 16, 2018 at 19:26

28 votes

How can I solder or mount this potentiometer on a PCB?

answered Jun 15, 2021 at 7:23

23 votes

Accepted

Does a battery powered resistor have Johnson Noise?

answered Jan 11, 2021 at 14:35

15 votes

MUR460 diodes get extremely hot - what am I missing?

answered Mar 22, 2021 at 8:08

10 votes

Should stereo speaker cables be elevated to avoid static electricity

answered Nov 11, 2020 at 15:56

10 votes

Accepted

Differentiator and integrator - without op-amp

answered Jun 17, 2021 at 7:58

10 votes

What is the difference between voltage regulators, resistors, and buck converters?

answered Apr 6, 2022 at 6:55

9 votes

Do I need to use capacitors when using an L7805CV voltage regulator?

answered Nov 26, 2019 at 11:59

9 votes

Is this DC instalation a dangerous situation?

answered Jan 11, 2021 at 9:32

8 votes

Is there a programmable variable resistor

answered Apr 29, 2021 at 11:54

7 votes

Accepted

Fortifying PCB traces with solder?

answered Dec 31, 2019 at 9:43

6 votes

Why does this circuit start at a very high value?

answered Jul 19, 2018 at 5:05

6 votes

Accepted

555 and loudspeaker - Beginner question

answered May 5, 2021 at 13:44

6 votes

Accepted

Is this explanation of the workings of a rheostat consistent with the diagram?

answered Jun 29, 2021 at 7:06

6 votes

Accepted

How do I ground my chassis?

answered Nov 18, 2021 at 11:54

6 votes

Overdrive guitar pedal sounds better without a clipping diode

answered Feb 11, 2022 at 8:33

6 votes

My IRL540N is smoking

answered Feb 1 at 10:50

5 votes

Why does my switch debouncing circuit still result in occasional false presses?

answered Nov 30, 2022 at 14:16

5 votes

Does Ohm's law always apply at any instantaneous point in time?

answered Apr 13 at 5:49

5 votes

Why don't LEDs have built-in resistors?

answered Sep 27, 2021 at 8:31

5 votes

Cable shielding adequate for video, but not audio frequencies

answered May 25, 2021 at 9:19

5 votes

How to store the difference of 2 voltages on capacitor?

answered May 29, 2018 at 4:55

5 votes

Accepted

Cause of triode mode in MOSFET

answered Dec 29, 2018 at 11:24

5 votes

Accepted

Trying to program an STM32 device with ST-LINK_CLI.exe

answered Jan 5, 2021 at 15:11

4 votes

What kind of capacitor blew up in my old IBM monitor?

answered Jun 30, 2018 at 23:02

4 votes

Normal capacitor vs. audio capacitor

answered May 31, 2018 at 21:22

4 votes

Accepted

Microcontroller Core Frequency vs Crystal Frequency

answered May 27, 2021 at 7:25

4 votes

Accepted

Converting analog voltage to drive interrupt signal in PIC microcontroller

answered Jun 18, 2021 at 7:28

4 votes

AC voltage measurement sampling

answered Jun 21, 2021 at 11:13

4 votes

Resistance measured individually vs measured on PCB

answered May 5, 2022 at 6:47

Stack Exchange Network

247 Answers

What is the purpose of the two 1N4148 diodes used in this circuit?

How can I solder or mount this potentiometer on a PCB?

Does a battery powered resistor have Johnson Noise?

MUR460 diodes get extremely hot - what am I missing?

Should stereo speaker cables be elevated to avoid static electricity

Differentiator and integrator - without op-amp

What is the difference between voltage regulators, resistors, and buck converters?

Do I need to use capacitors when using an L7805CV voltage regulator?

Is this DC instalation a dangerous situation?

Is there a programmable variable resistor

Fortifying PCB traces with solder?

Why does this circuit start at a very high value?

555 and loudspeaker - Beginner question

Is this explanation of the workings of a rheostat consistent with the diagram?

How do I ground my chassis?

Overdrive guitar pedal sounds better without a clipping diode

My IRL540N is smoking

Why does my switch debouncing circuit still result in occasional false presses?

Does Ohm's law always apply at any instantaneous point in time?

Why don't LEDs have built-in resistors?

Cable shielding adequate for video, but not audio frequencies

How to store the difference of 2 voltages on capacitor?

Cause of triode mode in MOSFET

Trying to program an STM32 device with ST-LINK_CLI.exe

What kind of capacitor blew up in my old IBM monitor?

Normal capacitor vs. audio capacitor

Microcontroller Core Frequency vs Crystal Frequency

Converting analog voltage to drive interrupt signal in PIC microcontroller

AC voltage measurement sampling

Resistance measured individually vs measured on PCB