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There are 556478 individual articles here that are part of 32315 discussions
Please see below the list of the most recent and the best rated articles in Electronics Design

The most recent discussions

solar/battery powered wifi camera setup advice

December 19, 2014, 5:58 pm

so i want to setup a remote wifi camera, battery powered with solar charging. Proj Plan: choose smallest setup battery/solar panel / camera that will achieve my goal Goal: Daytime only monit... Read more »

California drought

December 19, 2014, 4:18 pm

The Atmospheric River finally got aligned, whacking a band from San Francisco to Lake Tahoe. https://dl.dropboxusercontent.com/u/53724080/Truckee/BullsEye.jpg Feels like it will never stop raining... Read more »

Wayyyyy OT: "donation bins"

December 19, 2014, 1:42 pm

Hi, I'm sure we've all (USA) seen those giant (metal?) bins that resemble oversized USPS mail boxes in various parking lots around town (*whatever* town). Typically used to collect donations lik... Read more »


December 19, 2014, 12:54 pm

Our customers are increasingly using portals to communicate to us. We have a rolling-code timestamp dongle, or a password that changes monthly, that we use to log in. Once there, somewhere inside a... Read more »

How to preserve HDMI films/vignettes?

December 19, 2014, 12:01 pm

I've got a series of films and vignettes recorded on the built-in HD of a Directv DVR and would like to preserve the items for later in a more permanent manner. How to do? BACKGROUND: Have Dir... Read more »

Buy High Quality Fake and Real Genuine passport.I D,driver license.working ...

December 18, 2014, 8:23 am

Buy High Quality Fake and Real Genuine passport.I D,driver license.working Permit card.Diplomatic passport.Diploma. Hello, Getting a fake and real passport , ID or driving license or any othe r d... Read more »

1 GHz divide-by-4

December 18, 2014, 12:20 am

This saves a relatively expensive EclipsLite flipflop. The delay line could be a squiggly pcb trace... it's not super critical. Version 4 SHEET 1 880 680 WIRE 64 -32 -80 -32 WIRE 256 -32 160 -32... Read more »

Suggestions for sources of custom cable kits?

December 17, 2014, 7:20 pm

I'm looking for a cost-sensitive manufacturer of custom cable assemblies. I t's expensive to have my company's on-site technicians build the various RF coax, digital, and power cables that are req... Read more »

Five diodes from China for $1.60

December 17, 2014, 6:57 pm

Still planning to slow down my miter saw by putting diode in series with the power cable. Five 10A10 10A 1000V diodes for $1.65 (total) shipped from China. Took a while to get here on a slow boat... Read more »

new Uber app

December 17, 2014, 12:32 pm

http://www.sfgate.com/comics/slideshow/Bad-Reporter-58048.php -- John Larkin Highland Technology, Inc picosecond timing laser drivers and controllers jlarkin att highlandtechnology dot... Read more »

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The best rated discussions


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 »


rechargeable batteries

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


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 »


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 »


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 »


DSP Device for Guitar Pedal Effect

  [ 2 3 ]

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 »


is the hendershot generator ad a scam?

  [ 2 3 ]

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


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 »


Re: floppy drive emulator hardware usb or sdcard

On Apr 16, 11:53 am, alfons de wolf en e NoLife ;-) One possibility is a virtual drive. One, create a virtual drive in memory. Two, make an image of your floppy disc contents on a flash drive... Read more »


C programming question for Arduino

  [ 2 ]

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 »