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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.

20%
+0 −6
HOW TO OPTIMIZE POWER USAGE FOR HOME [closed]

0 answers  ·  last activity 10 days ago by Olin Lathrop‭

33%
+0 −2
Electric circuit with antenna

1 answer  ·  last activity 10 days ago by Olin Lathrop‭

50%
+0 −0
JFET equation of current

0 answers  ·  last activity 13 days ago by MissMulan‭

66%
+2 −0
Diodes uses in mixers

2 answers  ·  last activity 14 days ago by Andy aka‭

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

1 answer  ·  last activity 15 days ago by Andy aka‭

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

1 answer  ·  last activity 19 days ago by MissMulan‭

71%
+3 −0
Capacitor in 2nd stage of opamp

1 answer  ·  last activity 23 days ago by Olin Lathrop‭

42%
+1 −2
60%
+1 −0
Unexpected phase shift in results

2 answers  ·  last activity about 1 month ago by coquelicot‭

50%
+1 −1
60%
+1 −0
Contactor control - Higher voltage PWM

2 answers  ·  last activity about 2 months ago by coquelicot‭

66%
+2 −0
33%
+0 −2
75%
+4 −0
Capacitor ESR vs. Impedance

3 answers  ·  last activity about 2 months ago by TonyStewart‭

30%
+1 −5
Is this AD8307 fake?

1 answer  ·  last activity 3 months ago by coquelicot‭

71%
+3 −0
66%
+6 −2
Why is the resistance of water so high?

3 answers  ·  last activity 4 months ago by Olin Lathrop‭

75%
+4 −0
60%
+1 −0
Max V/Hz value for motor

2 answers  ·  last activity 4 months ago by Olin Lathrop‭

66%
+2 −0
66%
+2 −0
Filter RF Harmonics With Additional PI Network

2 answers  ·  last activity 4 months ago by leroy105‭

RF
60%
+1 −0
555 timer, PAM with digital signal

1 answer  ·  last activity 5 months ago by coquelicot‭

71%
+3 −0
Measuring Input/Output Impedance with a VNA

1 answer  ·  last activity 5 months ago by coquelicot‭

71%
+3 −0
81%
+7 −0
Why 3V3 instead of 3V?

2 answers  ·  last activity 4 months ago by Mu3‭

66%
+2 −0
66%
+2 −0
BLDC motor - initial rotor position

2 answers  ·  last activity 6 months ago by KalleMP‭