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There are 610561 individual articles here that are part of 35156 discussions
Please see below the list of the most recent and the best rated articles in Electronics Design

The most recent discussions

OT: Sloman's Socialist Utopia


September 24, 2016, 6:10 pm

Hell-hole more like: http://www.express.co.uk/news/world/713032/Sweden-chaos-no-go-zones- increased-police-lose-control Coming soon to a town near you, in all probability. Read more »

ring oscillator


September 24, 2016, 5:07 pm

I've never really understood ring oscillators, and I still don't. Startup is interesting. After the power supply comes up, the stages are identical, fully symmetric, and all the nodes hang at +2 vo... Read more »

Newsgroup for discussing PM motor design


September 24, 2016, 9:02 am

Hi I am trying to understand the design method and variables in a PM motor design, specifically iteration design on airgaps and outer dimensions to optimizer the design without compromising ripple t... Read more »

burrs

  [ 2 ]
September 22, 2016, 5:24 pm

https://www.amazon.com/gp/product/B01BLV7XL0/ref=oh_aui_detailpage_o00_s00?ie=UTF8&psc=1 These, in a Dremel, are great for cutting copper patterns into copperclad FR4. https://dl.dropboxuserconten... Read more »

pressure cooker

  [ 2 ]
September 22, 2016, 4:42 pm

I had to hang around home a little longer than usual. There's a Goodwill dropoff place across the street from work, and someone left an old pressure cooker outside while the place was closed overni... Read more »

Old HP 412a, Theory Of Operation


September 21, 2016, 6:39 pm

Accurate as hell, very high input resistance. Range that makes conventional VTVMs blush. They got four light bulbs in there and a wheel that spins. I imagine it is PWM actually, what else ? But... Read more »

OT: The world is saved by Jerry Brown...


September 21, 2016, 6:22 pm

OT: The world is saved by Jerry Brown... ...Jim Thompson -- Liberalism: Religion for the Simple-Minded Read more »

OT: HDMI Splitter, 1-Input, 2-Outputs


September 21, 2016, 6:04 pm

OT: HDMI Splitter, 1-Input, 2-Outputs (two different TV sets) How well do these work? Caveats? ...Jim Thompson -- Read more »

ON Semi buys Fairchild


September 21, 2016, 5:52 am

http://www.onsemi.com/PowerSolutions/newsItem.do?article=3633 PHOENIX, Ariz. ? Sept. 19, 2016 ? ON Semiconductor Corpora tion (Nasdaq: ON) (?ON Semiconductor?) and Fairchild Semico nductor Interna... Read more »

Piezoresistive Force Sensors


September 20, 2016, 4:38 pm

Anyone here worked with Piezoresistive Force Sensors? I can't seem to find much beyond really vague specifications. To me it would appear that there's substantial capacitance as well? Any pointers... Read more »

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The best rated discussions

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5

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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5

EPE TENS circuit.


Would anyone have a circuit for the EPE TENS machine ?. Cheers .... jk Read more »

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5

propagation velocity experiment


This would involve CK722 transistors, slotline samplers, and pecan pralines [1]. Unit of measure would be kiloseconds. Let's see what happens. John [1] The crunchy kind, of course. Only Yankee touris... Read more »

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5

LT Spice schmitt oscillator

  [ 2 ]

Does anybody have a working LT Spice netlist for a simple schmitt inverter/R-C oscillator? I tried one using the library schmitt inverter and get obscure sim errors, and I don't understand the HELP ... Read more »

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5

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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5

is the hendershot generator ad a scam?

  [ 2 3 4 ]

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

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micropower boost circuit

  [ 2 ]

I need a DC to DC boost circuit with an output defined not with respect to ground, but with respect to the input, which is variable. Output about 15 volts above the input, over a wide range -- f... Read more »

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2.5KVA transformer on square wave 1000hz mains


I just bought a 50/60 hz transformer rated 575VAC pri to 230VAC sec rated at 2.5KVA on ebay. I remember reading some time ago that transformer companies rated their transformers to 1000 hz. I'm needi... 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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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 »