User tgun926

19 votes

5 answers

14k views

Tesla Car "maximum torque at 0 RPM" - is this correct?

asked Nov 26, 2016 at 20:40

15 votes

4 answers

16k views

What's the hold function on a multimeter for?

multimeter

asked Nov 23, 2014 at 12:01

15 votes

5 answers

15k views

How does a USB 2.0 Wall Charger negotiate current output?

usb charger

asked Sep 24, 2014 at 1:11

15 votes

4 answers

43k views

How does a diode clamping circuit protect against overvoltage and ESD?

diodes protection esd

asked Nov 8, 2014 at 10:31

11 votes

3 answers

4k views

Is it bad to connect multiple electrolytic smoothing capacitors in parallel?

capacitor

asked Dec 11, 2014 at 0:05

11 votes

5 answers

20k views

Circuit for a coarse and fine setting potentiometer?

voltage-divider potentiometer

asked Dec 19, 2014 at 1:06

10 votes

6 answers

9k views

How is current split with two parallel LED's?

led circuit-analysis

asked Aug 18, 2014 at 9:50

9 votes

4 answers

22k views

Does a current transformer produce a proportional voltage or current?

transformer current-transformer

asked Jan 28, 2015 at 10:10

8 votes

8 answers

3k views

How do you cover up exposed high voltage pcb traces?

pcb pcb-design

asked Jul 26, 2014 at 22:47

8 votes

3 answers

11k views

What are some tips to routing a one sided PCB?

pcb eaglecad autorouter

asked Aug 16, 2014 at 0:09

7 votes

5 answers

2k views

Why is my microcontroller passing a current through it when not connected?

microcontroller

asked Aug 1, 2014 at 14:16

7 votes

1 answer

2k views

Are pointers treated differently in AVR compared to say x86?

avr c

asked Jul 10, 2014 at 14:28

7 votes

5 answers

18k views

What are some problems with running a heating element in PWM mode?

pwm mains

asked Aug 29, 2014 at 12:34

6 votes

6 answers

1k views

What's the maximum number of outputs you can control from a microcontroller with n outputs?

microcontroller multiplexer

asked Jul 8, 2014 at 13:24

6 votes

1 answer

16k views

What is PWM Dead Band and when should I use it?

pwm

asked Oct 17, 2014 at 10:27

6 votes

5 answers

2k views

Does this TO-220 Package Resistor need a heatsink?

resistors thermal to220

asked Jan 6, 2015 at 10:44

5 votes

4 answers

4k views

What makes a precision op amp precise?

operational-amplifier

asked Dec 24, 2014 at 12:50

4 votes

1 answer

5k views

How is the switch current related to output current in a DC-DC converter?

dc-dc-converter

asked Jan 7, 2015 at 0:51

4 votes

1 answer

512 views

Discrepency with experimental vs. simulation of AC-DC circuit

power-supply ac

asked Dec 6, 2014 at 11:51

4 votes

2 answers

4k views

Why is my instrumentation amplifier's output voltage completely wrong?

operational-amplifier amplifier instrumentation-amplifier

asked Oct 10, 2014 at 11:14

4 votes

3 answers

2k views

What is an easy way to program an ATtiny microcontroller in C without an ISP?

arduino microcontroller avr isp

asked Jul 7, 2014 at 7:24

3 votes

2 answers

12k views

How is the gain controlled in a class B/AB amplifier?

amplifier

asked Jul 4, 2014 at 10:29

3 votes

2 answers

1k views

How can I simulate a bridged output of a speaker at 8 ohms?

audio amplifier simulation spice

asked Jul 1, 2014 at 8:15

3 votes

2 answers

1k views

How does this non-isolated circuit create 12VDC from mains supply?

power-supply voltage-regulator

asked Dec 4, 2014 at 12:06

3 votes

2 answers

2k views

Why does the current rise and fall linearly in a DC-DC converter?

dc-dc-converter inductor

asked Jan 9, 2015 at 2:39

3 votes

2 answers

988 views

How can a light dimmer in series modulate a load?

mains dimmer

asked Jan 5, 2015 at 9:41

3 votes

2 answers

2k views

How do I interpret this thermal curve graph for my heatsink?

heatsink thermal

asked Dec 17, 2014 at 7:26

3 votes

3 answers

17k views

How do I bias an AC signal for sampling?

ac bias

asked Jan 24, 2015 at 2:25

2 votes

1 answer

1k views

Mathematical model of the temperature of resistors/heatsinks?

control-system thermal modeling

asked Mar 22, 2015 at 7:56

2 votes

0 answers

149 views

What is this sheet metal cutout on the PCB?

relay identification

asked Sep 26, 2020 at 9:34

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64 Questions

Tesla Car "maximum torque at 0 RPM" - is this correct?

What's the hold function on a multimeter for?

How does a USB 2.0 Wall Charger negotiate current output?

How does a diode clamping circuit protect against overvoltage and ESD?

Is it bad to connect multiple electrolytic smoothing capacitors in parallel?

Circuit for a coarse and fine setting potentiometer?

How is current split with two parallel LED's?

Does a current transformer produce a proportional voltage or current?

How do you cover up exposed high voltage pcb traces?

What are some tips to routing a one sided PCB?

Why is my microcontroller passing a current through it when not connected?

Are pointers treated differently in AVR compared to say x86?

What are some problems with running a heating element in PWM mode?

What's the maximum number of outputs you can control from a microcontroller with n outputs?

What is PWM Dead Band and when should I use it?

Does this TO-220 Package Resistor need a heatsink?

What makes a precision op amp precise?

How is the switch current related to output current in a DC-DC converter?

Discrepency with experimental vs. simulation of AC-DC circuit

Why is my instrumentation amplifier's output voltage completely wrong?

What is an easy way to program an ATtiny microcontroller in C without an ISP?

How is the gain controlled in a class B/AB amplifier?

How can I simulate a bridged output of a speaker at 8 ohms?

How does this non-isolated circuit create 12VDC from mains supply?

Why does the current rise and fall linearly in a DC-DC converter?

How can a light dimmer in series modulate a load?

How do I interpret this thermal curve graph for my heatsink?

How do I bias an AC signal for sampling?

Mathematical model of the temperature of resistors/heatsinks?

What is this sheet metal cutout on the PCB?