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There are 594780 individual articles here that are part of 33835 discussions
Please see below the list of the most recent and the best rated articles in Electronics Design

The most recent discussions

OT: The smell of soldering

November 28, 2015, 8:59 am

There is nothing better than the smell of rosin core flux. How wonderful it is. I guess I am hooked. Read more »

Hey, surplus DC PM motors exist again.

November 28, 2015, 3:34 am

Usta be lots of cheap large PM motors, takeouts from big takeup reel direct drives. Nice for big robotics, speed-control tools, or use as generators. Where did they all go? Am. Science Surplu... Read more »


November 27, 2015, 4:55 pm

Just in case anyone is interested, there is a vote being held regarding the creation of a new group, uk.radio.amateur.moderated. Some say (I among them) that the existing unmoderated group uk.radio... Read more »

In The Ever lasting Chain Of Experiments The Next Project, ultrasonics part...

November 27, 2015, 11:07 am

In The Ever lasting Chain Of Experiments The Next Project, ultrasonic anti-fouling for boats. Part 14 The transformer core I ordered from ebay arrived, wound the new bigger transforme... Read more »

Another Low-Cost Computer

November 27, 2015, 8:54 am

A $9 Linux computer processor and hums along with 512MB of RAM and 4GB of flash storage. It also has a full-sized USB port and a composite video out, so it can work with older televisions. http... Read more »


November 27, 2015, 6:22 am

Martin it is largely academic if an Edison type bulb is 100% current source. When testing a lipo between 4.2 and 3.1 V or a lead acid between 14.7 and 10.7 it is good enough (tm) Read more »

State variable filter Q

November 26, 2015, 8:20 pm

This is a multi-part message in MIME format. --------------040708060307040005060400 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Just discovered ... Read more »

Present for Larkin

November 26, 2015, 5:12 pm

Hey, John, what do you think about this?: Version 4 SHEET 1 1624 1476 WIRE -480 -32 -608 -32 WIRE -352 -32 -480 -32 WIRE -1856 0 -2448 0 WIRE -1600 0 -1856 0 WIRE -1376 0 -1600 0 WIRE -1088 0... Read more »

Raspberry Pi Zero $5

November 26, 2015, 10:21 am

A Broadcom BCM2835 application processor 1GHz ARM11 core (40% faster than Raspberry Pi 1) 512MB of LPDDR2 SDRAM A micro-SD card slot A mini-HDMI socket for 1080p60 video output Micro-USB sockets... Read more »

Raspberry brings out 5 dollar computer

  [ 2 3 ]
November 26, 2015, 9:49 am

Raspberry brings out 5 dollar computer: https://www.raspberrypi.org/blog/raspberry-pi-zero Read more »

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The best rated discussions


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 »


EPE TENS circuit.

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


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 »


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 »


is the hendershot generator ad a scam?

  [ 2 3 4 ]

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


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 »


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 »


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 »


Soldering iron tips

  [ 2 3 ]

I've done my fair share of soldering, but never SMT. This video: http://www.youtube.com/watch?v=lauw0bSe-Cw&feature=related ....is a good indicator of what's involved. The problem is, where do you... Read more »