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Recent Blogs on Electronics-Related

Specifying the Maximum Amplifier Noise When Driving an ADC
posted by Rick Lyons


First-Order Systems: The Happy Family
posted by Jason Sachs


Lost Secrets of the H-Bridge, Part IV: DC Link Decoupling and Why Electrolytic Capacitors Are Not Enough
posted by Jason Sachs


April is Oscilloscope Month: In Which We Discover Agilent Offers Us a Happy Deal and a Sad Name
posted by Jason Sachs


March is Oscilloscope Month — and at Tim Scale!
posted by Jason Sachs


Efficiency Through the Looking-Glass
posted by Jason Sachs


How to Estimate Encoder Velocity Without Making Stupid Mistakes: Part II (Tracking Loops and PLLs)
posted by Jason Sachs


Another 10 Circuit Components You Should Know
posted by Jason Sachs


Short Takes (EE Shanty): What shall we do with a zero-ohm resistor?
posted by Jason Sachs


BGA and QFP at Home 1 - A Practical Guide.
posted by Victor Yurkovsky


3 LEDs powered by fingers - puzzle
posted by Henryk Gasperowicz


Series circuit - 3 LEDs
posted by Henryk Gasperowicz


Video: The PN Junction. How Diodes Work?
posted by Stephane Boucher


Two jobs
posted by Stephane Boucher


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Sci.Electronics.Design


Sci.Electronics.Design is a worldwide Usenet news group that is used to discuss various aspects of Electronic Circuit Design.

There are 13328 threads in our archives.

You are looking at page 1 of 1333.

The threads with the newest articles are listed first.

>90% Efficienct Buck Regulator (24V to 5V) [5 replies]

Started by Klaus Kragelund 6 minutes ago

Hi So previously I have used this 24V to 5V regulator with integrated synchronous FETs from Richtek: http://www.farnell.com/datasheets/1782093.pdf It is a nice part, has close to 90% efficien...>90% Efficienct Buck Regulator (24V to 5V)

PLL tricks [365 replies]

Posted by John Larkin - 7 minutes ago

If I hypothetically had a 10 MHz reference and wanted to lock a 155.52 MHz VCXO to it, the obvious way would be to divide both down to 80 KHz (the GCD) and drive a phase detector back into the V...PLL tricks

Do you personally use a plastic solderless breadboard? [128 replies]

Posted by Don Kuenz - 11 minutes ago

Do you personally use a plastic solderless breadboard for your prototypes? http://www.ebay.com/sch/items/?_nkw=solderless+breadboard If not, what do you use for your prototypes? TIA. -- ...Do you personally use a plastic solderless breadboard?

100s of ceramics in parallel for big capacitance [26 replies]

Posted by Fibo - 21 minutes ago

Is there anything wrong (besides it getting really expensive) in putting 100's of little surface mount ceramic capacitors in parallel in order to achieve a high voltage high capacitance rating? Tha...100s of ceramics in parallel for big capacitance

silicon oscillators [11 replies]

Posted by John Larkin - 29 minutes ago

Has anyone used silicon oscillators? I'd like to stock a few SOT-23 oscillators to replace quartz crystal oscillators for non-critical stuff. Something cheap, of course. -- John Larkin ...silicon oscillators

Location of serial number on Fluke 87-V ? [2 replies]

Posted by Sparky - 41 minutes ago

I'm buying a used 87-V and as always I am creating a bill of sale / receipt. Where is the serial number located? Is it readily visible? Or in the battery compartment? Or in software? Thanks. ...Location of serial number on Fluke 87-V ?

Intel Atom: pros/cons/hazzards? [43 replies]

Posted by Don Y - 50 minutes ago

Hi, I've rescued a couple of Atom-based SBC's. Essentially diskless workstations. Am I correct in assuming these are just "yet-another-x86"? Are there any downsides/upsides/proble...Intel Atom:  pros/cons/hazzards?

"Introduction to Semiconductor Devices" by Widlar - Anybody Has This Book? [8 replies]

Posted by Anand P. Paralkar - 1 hour ago

Hello everyone, Has anybody read the book "Introduction to Semiconductor Devices" by Robert J. Widlar (Bob Widlar)? I am enthused by the comments about this book by Bo Lojek, (author..."Introduction to Semiconductor Devices" by Widlar - Anybody Has This Book?

Punching "Nylon" Wall Plates [17 replies]

Posted by Jim Thompson - 4 hours ago

I have some blank wall outlet cover plates, claiming to be "nylon". Do you think I could punch a hole thru one of these with a chassis punch, or is it likely to shatter? ...Punching "Nylon" Wall Plates

Snap one grid of points to a new grid [18 replies]

Started by mpm 5 hours ago

Somewhat off topic, but maybe someone here knows a "numerically inexpensive" way to do this: I have (x,y,z) data - about 1.6 million points. (maybe more) The (x,y) is somewhat regular...Snap one grid of points to a new grid

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