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Q&A

General Q&A about the design and function of electronic systems, electric power systems and infrastructure, their theory, and tools specific to those fields. Read these guidelines before posting.

60%
+1 −0
Resistance of digital ampmeter

2 answers  ·  posted 8mo ago by MissMulan‭  ·  edited 8mo ago by Canina‭

81%
+7 −0
Low-frequency PWM-controlled Mosfet heater circuit

2 answers  ·  posted 8mo ago by francesco‭  ·  last activity 8mo ago by Pete W‭

50%
+1 −1
MOSFET not turning completely off

1 answer  ·  posted 8mo ago by AhmedMobarez‭  ·  last activity 8mo ago by Olin Lathrop‭

71%
+3 −0
3+3 doesn’t show 6

2 answers  ·  posted 11mo ago by MissMulan‭  ·  edited 9mo ago by Peter Mortensen‭

33%
+0 −2
Voltage of tank circuit is invalid

1 answer  ·  posted 12mo ago by MissMulan‭  ·  edited 9mo ago by Lorenzo Donati‭

66%
+2 −0
Diodes used in mixers

2 answers  ·  posted 11mo ago by MissMulan‭  ·  edited 9mo ago by Peter Mortensen‭

50%
+0 −0
28%
+0 −3
Find feedback of circuit

2 answers  ·  posted 9mo ago by MissMulan‭  ·  last activity 9mo ago by LvW‭

66%
+2 −0
37%
+1 −3
What is the popular 12 V DC jack connector?

2 answers  ·  posted 1y ago by vigneshtnj‭  ·  last activity 9mo ago by DavidCary‭

71%
+3 −0
PTC resettable fuse leakage current

1 answer  ·  posted 9mo ago by cosined‭  ·  last activity 9mo ago by Olin Lathrop‭

75%
+4 −0
50%
+1 −1
Driving PMSM machine as an AC induction machine

1 answer  ·  posted 9mo ago by 2kind‭  ·  last activity 9mo ago by Olin Lathrop‭

50%
+1 −1
Change of pins in monostable multivibrator

2 answers  ·  posted 9mo ago by MissMulan‭  ·  last activity 9mo ago by Circuit fantasist‭

33%
+0 −2
Capacitance of inductor

1 answer  ·  posted 10mo ago by MissMulan‭  ·  last activity 10mo ago by Olin Lathrop‭

44%
+2 −3
Parallel RLC circuit

1 answer  ·  posted 10mo ago by MissMulan‭  ·  last activity 10mo ago by MissMulan‭

42%
+1 −2
Series RLC circuit

1 answer  ·  posted 10mo ago by MissMulan‭  ·  edited 10mo ago by MissMulan‭

50%
+1 −1
Coupling of inductors

2 answers  ·  posted 10mo ago by MissMulan‭  ·  last activity 10mo ago by Andy aka‭

28%
+0 −3
Current and voltage of inductor

2 answers  ·  posted 10mo ago by MissMulan‭  ·  last activity 10mo ago by MissMulan‭

60%
+1 −0
Voltage and Current of capacitor

1 answer  ·  posted 10mo ago by MissMulan‭  ·  last activity 10mo ago by MissMulan‭

66%
+2 −0
Select resistor for a diode

3 answers  ·  posted 10mo ago by MissMulan‭  ·  last activity 10mo ago by Olin Lathrop‭

60%
+1 −0
SPI modes difference

2 answers  ·  posted 10mo ago by FrankLEE‭  ·  last activity 10mo ago by DavidCary‭

spi
66%
+2 −0
Diode like a frequency mixer

1 answer  ·  posted 10mo ago by MissMulan‭  ·  edited 10mo ago by MissMulan‭

71%
+3 −0
75%
+4 −0
What is the difference between emitter and collector of a transistor?

2 answers  ·  posted 10mo ago by celtschk‭  ·  last activity 10mo ago by Olin Lathrop‭

66%
+2 −0
66%
+4 −1
Motor Controller - What might be the purpose of these resistors?

4 answers  ·  posted 11mo ago by 2kind‭  ·  last activity 10mo ago by DSI‭

60%
+1 −0
60%
+1 −0
Adding resistance to varactor circuit

2 answers  ·  posted 11mo ago by MissMulan‭  ·  last activity 11mo ago by Andy aka‭

50%
+0 −0
Tunnel current equation

0 answers  ·  posted 11mo ago by MissMulan‭

60%
+1 −0
Division of binary numbers logic circuit

2 answers  ·  posted 11mo ago by MissMulan‭  ·  last activity 11mo ago by Olin Lathrop‭

57%
+2 −1
75%
+4 −0
What is this metal panel under power lines?

1 answer  ·  posted 11mo ago by Olin Lathrop‭  ·  last activity 11mo ago by DSI‭

55%
+3 −2
71%
+3 −0
Battery voltage: to boost or to connect in series.

1 answer  ·  posted 12mo ago by DSI‭  ·  last activity 11mo ago by Olin Lathrop‭

16%
+0 −8
HOW TO OPTIMIZE POWER USAGE FOR HOME [closed]

0 answers  ·  posted 11mo ago by ElectroRat‭  ·  edited 11mo ago by Olin Lathrop‭

25%
+0 −4
Electric circuit with antenna

1 answer  ·  posted 11mo ago by MissMulan‭  ·  last activity 11mo ago by Olin Lathrop‭

66%
+2 −0
50%
+0 −0
JFET equation of current

0 answers  ·  posted 11mo ago by MissMulan‭

28%
+0 −3
60%
+1 −0
Extract DC component of mixed signal

1 answer  ·  posted 11mo ago by MissMulan‭  ·  last activity 11mo ago by Andy aka‭

42%
+1 −2
Critically damped oscillation issue

2 answers  ·  posted 12mo ago by MissMulan‭  ·  last activity 12mo ago by a concerned citizen‭

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