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Join the expert discussion on electrical engineering topics. Topics like the uses of electricity and the equipment for power generation. Circuits, Fiber, Signals and Systems, Semiconductor Devices...
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Title
Electronic Repair: Learn How to Fix PCBs
Nov 25, 2019
Replies
14
Views
2K
Trouble with K-Map Minimizing Function: Who is Correct?
Nov 24, 2019
Replies
11
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Accelerated Thermal Cycling: The Impact of Rate of Increase
Nov 22, 2019
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8
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Tube amplification vs solid state
Nov 21, 2019
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17
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3K
Maintenance charging of lead-acid battery bank (8 @ 6v)
Nov 21, 2019
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My amplifier -- why did this capacitor blow in my guitar amp?
Nov 20, 2019
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25
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5K
I tried building an induction coil
Nov 19, 2019
Replies
34
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How to derive a log-antilog opamp square law transfer function?
Nov 18, 2019
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11
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AS-Interface control cabinet module
Nov 17, 2019
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3
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1K
Help with LTSPICE on a high frequency circuit
Nov 17, 2019
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High voltage coil discharge polarity for vehicle spark plugs
Nov 16, 2019
Replies
7
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4K
Building a CPU with Si JFETs: Fundamental Challenges?
Nov 15, 2019
Replies
23
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3K
Is Propagation delay from 1 to 0 the same as that from 0 to 1?
Nov 14, 2019
Replies
6
Views
2K
What is the difference between slat and tile arrays in active phased arrays?
Nov 12, 2019
Replies
8
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2K
3 phase alternator is generating a voltage, but no current
Nov 11, 2019
Replies
20
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Incandescent light lamp flickering is due to what?
Nov 10, 2019
Replies
16
Views
5K
Why does voltage = energy/charge?
Nov 7, 2019
Replies
6
Views
2K
Calculating Convolution Sum for Digital Signal Processing Class
Nov 6, 2019
Replies
4
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2K
Is the OpenEP4CE6-C Development Board Compatible with Quartus2?
Nov 5, 2019
Replies
1
Views
976
Ground clearances for transmission lines
Nov 4, 2019
Replies
10
Views
2K
Best place to find bulk old mixed up electronics components
Nov 4, 2019
Replies
2
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1K
What Factors Determine the Selection of a High-Voltage NPN Transistor?
Nov 4, 2019
Replies
2
Views
2K
Wireless Power Transfer (is this correct)
Nov 4, 2019
Replies
5
Views
2K
How can I evenly heat a series of metal plates to a controlled temp?
Nov 4, 2019
Replies
4
Views
2K
How does the tapped capacitor network increase the impedance?
Nov 4, 2019
Replies
23
Views
4K
(resolved) Seebeck effect: why can't electron+hole combine at cold end?
Nov 3, 2019
Replies
1
Views
2K
Understanding the Working Principle of PLL: Block Diagram & Applications
Nov 3, 2019
Replies
26
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6K
Decoding Miller Code: Understanding the High and Low Signals
Nov 2, 2019
Replies
8
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7K
Calculating the capacitance of a capacitor
Nov 2, 2019
Replies
15
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4K
Inductor Efficiency: Does it Produce More Current?
Nov 1, 2019
Replies
7
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2K
Are capacitors the superior alternative to lithium ion batteries?
Nov 1, 2019
Replies
10
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2K
Is the Scrambler Function in JESD204B Part of the Data Link Layer?
Nov 1, 2019
Replies
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1K
How Do Solar Panels Perform Under Different Loads and Light Intensities?
Oct 29, 2019
Replies
28
Views
4K
BJT Transistor Collector Current
Oct 29, 2019
Replies
9
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2K
California Fires and Electrical Reliability Around The World
Oct 28, 2019
2
Replies
53
Views
7K
Switching speed of ICs vs gate length
Oct 28, 2019
Replies
3
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1K
How do you make a digital counter circuit which counts to 10 minutes?
Oct 28, 2019
Replies
17
Views
3K
Comparing different soldering irons
Oct 28, 2019
Replies
4
Views
2K
Continuously positive static charged vessel?
Oct 27, 2019
Replies
8
Views
1K
Why are perforated PCBs preferred to striped PCBs?
Oct 27, 2019
Replies
4
Views
1K
What does it mean to have an complex transmission angle?
Oct 26, 2019
Replies
2
Views
1K
What is the difference between a waveguide/horn and regular metal pipes?
Oct 25, 2019
Replies
4
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2K
Troubleshooting Soldering: My Experience with a 25W Iron
Oct 25, 2019
Replies
38
Views
8K
Question About Wiring a Capacitor
Oct 24, 2019
Replies
3
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2K
USB powerbank with pure 5V output
Oct 24, 2019
2
Replies
60
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9K
Making a custom DIY light switch safe for home use
Oct 24, 2019
Replies
5
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1K
What is the Type of Laser Used in My Wine Raman Spectrometer?
Oct 23, 2019
Replies
7
Views
2K
What is causing the strange ground current loop in this motor circuit?
Oct 23, 2019
Replies
6
Views
2K
400 volt 3 phase 16 amp machine -- can it be used in the US?
Oct 23, 2019
Replies
21
Views
5K
Can I Build a Robot with Just a Blue Thing and a USB Cord?
Oct 23, 2019
Replies
2
Views
1K
Measuring a DC motor's inductance
Oct 23, 2019
Replies
3
Views
4K
How can the HCPL3120 driver improve current control in an H bridge system?
Oct 23, 2019
Replies
2
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3K
Confusion on: High Pass Filter at Op Amp Input
Oct 21, 2019
Replies
6
Views
3K
Anyone in the SF Bay Area into audiophile and/or building amps etc.?
Oct 21, 2019
Replies
3
Views
1K
Can Ohm's Law Be Defied with Independent Power Sources?
Oct 20, 2019
Replies
11
Views
2K
Design of a CW multiplier circuit
Oct 20, 2019
Replies
22
Views
4K
Royer Oscillator Working Principle
Oct 20, 2019
Replies
16
Views
7K
Computer Science Student Seeks Advice on Switches & Junctions
Oct 18, 2019
Replies
9
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2K
Power System Operation: Questions & Answers
Oct 18, 2019
Replies
9
Views
2K
Unbalanced 3 phase power - what happens without a neutral wire?
Oct 17, 2019
Replies
4
Views
10K
When the world doesn't understand energy and power
Oct 17, 2019
Replies
9
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2K
How are counts per frame calculated in CCD for spectrometry?
Oct 16, 2019
2
Replies
68
Views
6K
Advice for a choke for blocking parasitic switching spikes
Oct 16, 2019
2
Replies
58
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8K
What happens *just* under the Nyquist limit
Oct 15, 2019
Replies
9
Views
2K
FM Ratio Detector is not working
Oct 14, 2019
Replies
16
Views
4K
Induction heating internal splines
Oct 12, 2019
Replies
3
Views
2K
How to make the power factor of induction motors be a leading power factor?
Oct 9, 2019
Replies
3
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2K
Is anyone familiar with the IR2304 MOSFET driver?
Oct 8, 2019
2
Replies
85
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13K
1.5 in-line/pigtail day/night sensor?
Oct 7, 2019
Replies
32
Views
3K
Diode passing voltage in both directions.
Oct 5, 2019
Replies
20
Views
5K
What kind of an electric motor with a reducer is needed for this?
Oct 4, 2019
Replies
2
Views
1K
Which factors determine the power output of a permanent magnet alternator
Oct 4, 2019
Replies
4
Views
3K
Solving Power Delivery Issues in a 5V Series Circuit with a 1.5V Rated Relay
Oct 3, 2019
Replies
12
Views
3K
Equivalent MOSFET for AUIRLR2908
Oct 3, 2019
Replies
6
Views
2K
Extremely high current effects in semiconductors
Oct 3, 2019
Replies
11
Views
2K
How can I prevent increasing capacitance on my homemade sensor?
Oct 2, 2019
Replies
6
Views
2K
Determining the voltage polarity of the independent current source
Oct 2, 2019
Replies
17
Views
6K
How does this have 24 transistors?
Oct 2, 2019
Replies
6
Views
2K
Is it possible to connect a Hall Effect Flow Sensor output to a PLC?
Oct 2, 2019
Replies
13
Views
5K
Schottky diode with the correct voltage and current rating
Sep 30, 2019
Replies
9
Views
2K
Is the Apple iPad Considered an Electrical Equipment?
Sep 30, 2019
Replies
10
Views
2K
How to Calculate Ferrite Transformer
Sep 29, 2019
Replies
7
Views
2K
Find the schematic diagram for a power amplifier (for repair)
Sep 28, 2019
Replies
5
Views
3K
Increasing the 50 Ohm bandwidth of an impedance-matched system
Sep 27, 2019
Replies
19
Views
4K
How Can You Narrow Possibilities When Measuring Inductor Back EMF?
Sep 26, 2019
Replies
4
Views
2K
Details of the electron cloud in a magnetron: density and size?
Sep 24, 2019
Replies
5
Views
1K
I reconciling an apparent contradiction with thermostats and 24V
Sep 24, 2019
Replies
26
Views
3K
Q of R+LC Circuit: Understanding Q & Phasor Analysis
Sep 23, 2019
Replies
6
Views
2K
What happens if I apply a voltage to human flesh?
Sep 23, 2019
Replies
21
Views
2K
Induction stovetop design: am I using these equations correctly?
Sep 22, 2019
Replies
1
Views
1K
Pulsated DC Chopper with Inductive load
Sep 22, 2019
Replies
3
Views
2K
How to estimate the heating of a wire
Sep 22, 2019
Replies
5
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6K
Is It Necessary to Remove Solar Panels for a Roof Replacement?
Sep 21, 2019
Replies
2
Views
2K
What is the discrepancy between two equations for calculating electrical forces?
Sep 20, 2019
Replies
11
Views
2K
Parallel Plate Capacitor Design
Sep 19, 2019
Replies
3
Views
3K
Why is an RLC Circuit Considered a Dynamic System?
Sep 18, 2019
Replies
2
Views
2K
Calculating Component Values in this Low-Frequency CE Amplifier Circuit
Sep 18, 2019
Replies
8
Views
2K
Determine the output impedance of the circuit
Sep 18, 2019
Replies
25
Views
4K
Why the fascination with intermittent renewable energy sources?
Sep 16, 2019
Replies
35
Views
7K
Lead-Free Soldering: Is My 60W Iron Enough?
Sep 16, 2019
Replies
20
Views
4K
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