Electrical Engineering
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10,059 Answers

Votes Activity Newest
124
What is the reason that the value “47” is so popular in electrical engineering?
May 2 '13 at 21:47
76
Why is the Digital 0 not 0V in computer systems?
Sep 11 '19 at 10:10
71
Reasons not to use a 741 op-amp?
May 10 '17 at 9:52
62
Is there a technical reason why most touch screens use glass rather than plastic?
May 9 '16 at 8:17
54
Is it ok to 'snake' the flow of my schematic?
Dec 16 '18 at 17:17
53
Why is sine wave preferred over other waveforms?
Feb 5 '15 at 12:44
51
Ceramic caps vs electrolytic. What are the tangible differences in use?
May 6 '16 at 10:01
50
Moisture Trapped in IP66 Enclosure
Aug 1 '18 at 17:27
48
Two resistors in series
Nov 16 '16 at 18:05
45
Optical audio transmitter can't handle speech
Feb 1 '18 at 19:24
44
How to make a dummy load of 1000W - 2000W?
Nov 3 '15 at 9:07
42
Why are there 3.15A fuses?
Jul 19 '16 at 7:35
40
RF Energy Harvesting
Jun 12 '15 at 9:06
39
Why do transformers use so many turns?
Feb 4 '17 at 20:23
38
Why is electricity consumption billed in watts and not amperes?
Apr 5 at 18:00
38
What is a sine wave?
May 23 '18 at 12:02
38
What does 232 signify in the RS232 standard?
Feb 1 '17 at 11:58
37
Why does 1/4 wavelength have a ground plane and 1/2 wavelength needs none?
Feb 10 at 15:04
37
Where did the value of 0.1uF for bypass capacitors come from?
May 26 '15 at 14:04
36
How can a one million megohm resistor be useful?
Dec 11 '16 at 12:36
36
Can people act like antennas?
Apr 18 '16 at 7:52
36
How can I measure the RPM of a Frisbee?
Jun 18 '14 at 19:39
34
What does a bode plot represent and what is a pole and zero of bode plot?
Apr 14 at 8:27
34
Why use two 0.1 µF capacitors in parallel?
Jan 3 at 10:39
34
How are unbalanced coaxial cables used for broadcasting TV signals without any problems?
Sep 11 '19 at 20:45
34
Why is root mean square used when calculating average power, and not simply the average of voltage/current?
Dec 7 '16 at 10:07
32
What is the maximum voltage that silicon can handle?
Sep 11 '18 at 16:46
31
Why is the PCB part number traditionally on a copper layer?
Jun 8 at 18:27
31
Active low-pass filters — good to what frequencies?
Jun 5 '19 at 18:21
31
5V DC over Coax
Aug 31 '16 at 11:42
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