User DarenW

17 votes

Accepted

Why is the circuit board abreviation for transistor "Q"?

answered Apr 25, 2013 at 6:17

16 votes

Accepted

Spectrum of a LED

answered Oct 10, 2011 at 18:57

16 votes

Frequency limitation for homebrew CPUs

answered Nov 1, 2012 at 2:16

15 votes

Why are rectangular waveguides not used for inter-city transmission?

answered Apr 4, 2015 at 22:13

13 votes

Accepted

Why is a Transistor called a Transistor?

answered Jan 30, 2014 at 6:17

12 votes

Accepted

Kirchhoff's Laws and Circuits?

answered Mar 16, 2014 at 4:35

12 votes

What happens if a 240V appliance is connected in a 120V AC power supply?

answered Jul 13, 2014 at 9:04

12 votes

Accepted

What is this strange component from 1950 radio receiver

answered Mar 28, 2013 at 18:29

12 votes

Poles and Zeros in English

answered Mar 21, 2011 at 20:37

11 votes

Accepted

What does it mean when they say 50MHz oscilloscope with 250MS/s sample rate?

answered Aug 1, 2013 at 6:54

11 votes

Why the conversion to intermediate frequency?

answered Aug 23, 2013 at 18:24

10 votes

Is it worth getting a function generator?

answered Oct 26, 2010 at 17:22

8 votes

How to find the resistor value using the color codes?

answered Nov 4, 2010 at 6:55

7 votes

How do I measure a negative voltage with a ADC?

answered Oct 19, 2010 at 3:49

7 votes

Why don't we measure electrical consumption in joules, instead of kWh?

answered Mar 15, 2011 at 3:41

6 votes

Accepted

Why we need to complete circuit

answered Mar 12, 2011 at 9:24

6 votes

Are varicaps (capacity diodes) obsolete?

answered Oct 17, 2010 at 6:04

6 votes

LEDs on a (battery) budget! – How can I lower the current through a LED without using up the battery?

answered Oct 15, 2010 at 16:33

6 votes

Diode logic computer

answered Feb 26, 2013 at 8:12

6 votes

Accepted

Is wire wrapping still used nowadays?

answered Mar 11, 2013 at 14:23

6 votes

Accepted

Identify Logos on Bridge Rectifier

answered Dec 24, 2013 at 3:01

5 votes

Is it better to study semiconductors before electronics devices?

answered Aug 22, 2013 at 19:52

5 votes

Accepted

Oscillator for High Voltage Transformer: RLC or Blocking Oscillator

answered Dec 1, 2013 at 4:32

5 votes

Accepted

What is the inverse of the inductance?

answered Aug 27, 2012 at 9:15

5 votes

Accepted

How to pick a switching transistor to drive LEDs? Or, how to read a transistor data sheet?

answered Nov 3, 2010 at 5:59

5 votes

Is it possible to record a range of radio frequencies in one go?

answered Jul 22, 2011 at 5:23

4 votes

What is air contamination fault?

answered Nov 13, 2010 at 8:39

4 votes

Actual Implementation of a Multiplier

answered Mar 7, 2011 at 3:48

4 votes

How do I measure a negative voltage with a ADC?

answered Oct 15, 2010 at 20:38

4 votes

What type of filter?

answered Nov 7, 2011 at 9:07

Stack Exchange Network

63 Answers

Why is the circuit board abreviation for transistor "Q"?

Spectrum of a LED

Frequency limitation for homebrew CPUs

Why are rectangular waveguides not used for inter-city transmission?

Why is a Transistor called a Transistor?

Kirchhoff's Laws and Circuits?

What happens if a 240V appliance is connected in a 120V AC power supply?

What is this strange component from 1950 radio receiver

Poles and Zeros in English

What does it mean when they say 50MHz oscilloscope with 250MS/s sample rate?

Why the conversion to intermediate frequency?

Is it worth getting a function generator?

How to find the resistor value using the color codes?

How do I measure a negative voltage with a ADC?

Why don't we measure electrical consumption in joules, instead of kWh?

Why we need to complete circuit

Are varicaps (capacity diodes) obsolete?

LEDs on a (battery) budget! – How can I lower the current through a LED without using up the battery?

Diode logic computer

Is wire wrapping still used nowadays?

Identify Logos on Bridge Rectifier

Is it better to study semiconductors before electronics devices?

Oscillator for High Voltage Transformer: RLC or Blocking Oscillator

What is the inverse of the inductance?

How to pick a switching transistor to drive LEDs? Or, how to read a transistor data sheet?

Is it possible to record a range of radio frequencies in one go?

What is air contamination fault?

Actual Implementation of a Multiplier

How do I measure a negative voltage with a ADC?

What type of filter?