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There are 553649 individual articles here that are part of 32194 discussions
Please see below the list of the most recent and the best rated articles in Electronics Design

The most recent discussions

slightly OT: anybody getting access to craigslist?


November 24, 2014, 2:27 pm

I've been trying main and specific craiglist websites and EVERYone comes up error, now for over 3 hours! Do you guys get access? Read more »

LTSpice Slowdown


November 24, 2014, 1:23 pm

I have a circuit using an LTC3109 that simulates just fine. But it uses two unipolar voltage generators where the real circuit will use just one source which can change polarity. When I replace... Read more »

Back to Back PMOS FETs


November 23, 2014, 6:49 pm

I'm not sure how this circuit works. The circuit is a boost for low voltage, low impedance power sources. That's fine, I understand that basically. But I asked LT about a way to shut it down a... Read more »

OT: Best Freezer Temperature.

  [ 2 ]
November 23, 2014, 12:59 pm

Defrosting our upright freezer I discovered that, during the move, the the time :-( What's the best temperature to set it at? ...Jim Thompson -- ... Read more »

Automation Makes Us Dumb

  [ 2 ]
November 23, 2014, 12:26 pm

I really believe this is happening... New College Graduates (aka NCG's) seem to have no imagination whatsoever, with boring personalities to match. ... Read more »

Network crossover cable markings


November 23, 2014, 6:11 am

Hi, I got bit, today, by an unmarked, store-bought patch cord that was, in fact, a crossover cable. After a fair bit of time wondering why nothing works, I went back to basics and found the prob... Read more »

"engineers should embrace the role of the arts"


November 22, 2014, 4:00 pm

http://www.bbc.com/news/education-30136921 That's backwards. Artists should embrace the role of engineering. -- John Larkin Highland Technology, Inc picosecond timing laser drivers and... Read more »

Inexpensive sources for contact cleaners?


November 21, 2014, 11:44 pm

Like the GC Electronics 19-1902 fer eggzampull? Need only one bottle, not a case. If i remember correctly, this DE-OX-ID was reddish in color and was the super-daddy to their 10-630 JIF-AC... Read more »

interesting thing about renewable energy

  [ 2 3 ]
November 21, 2014, 8:31 pm

http://www.theregister.co.uk/2014/11/21/renewable_energy_simply_wont_work_google_renewables_engineers/ -- John Larkin Highland Technology, Inc picosecond timing precision measurement ... Read more »

fluxgate magnetometer

  [ 2 ]
November 21, 2014, 7:31 pm

Hi, Can anyone suggest a small 3 axis fluxgate magnetometer that has high sensitivity and is relatively cheap and lightweight for putting on a UAV for mapping local magnetic fields? cheers, Jami... Read more »

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The best rated discussions

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Visio logic symbols

  [ 2 ]

Does anyone know of a location from which to download simple logic symbol shapes for Visio (and gate, or gate, etc)? Read more »

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Protection circuit to be used for a gate pulse of SCR


Hello, I am doing a project on a temperature control system.My controller has been designed in LabVIEW and I get a control signal of 0-5V output from DAQ which needs to be given as gate pulse to SCR.... Read more »

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Secure PIC programming


Hi We have customers using PICs who sometimes need to re-program them with updated firmware. It's inconvenient to have to ship the equipment back to a service centre, and most customers are quite... Read more »

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Making piezo louder


David, Making an effective piezo drive circuit is about 10% of the work. The resonant cavity design and mounting technique of the piezo is the other 90%. You need to know how the piezo will vibrate... Read more »

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is the hendershot generator ad a scam?

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is it a scam? Will it work in a residential home ? Read more »

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C programming question for Arduino

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I'm wanting to make timers that work like PLC timers, a condition comes true, a preset period of time later code is executed. It would be something like: void mytimer(bool enable, long preset) void ... Read more »

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STmicro acceleration/magnetic sensor LSM303DLH == LIS331DLH + HMC5834?


Just had a look at the LSM303DLH datasheet and had a déjà vu ;-) It looks like ST has simply put a LIS331DLH and a HMC5843 into one package. (The HMC lacks the built-in voltage regulator) All data ... Read more »

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DSP Device for Guitar Pedal Effect

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I was wondering what DSP chip would be appropriate for a guitar pedal effect. I need to sample the incoming signal preferably at 96kHz perform a simple numeric function upon each sample and output h... Read more »

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rechargeable batteries


Hello How can I charge a rechargeable battery in the lab, what's the 'reverse connection'? Read more »

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Re: Strange control problem -- SOLVED!!! -- 3 phase "firing system&quo...


Glen, I solved the mystery. (about the firing system tripping on overcurrent with small currents, on a 200A welder) Here's what it was all about: The current sensor (connected to DC shunt) was NOT, ... Read more »