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There are 688215 individual articles here that are part of 38162 discussions
Please see below the list of the most recent and the best rated articles in Electronics Design

The most recent discussions

fast, small low-capacitance zener to protect MOSFET gates


December 11, 2018, 2:25 pm

I became discouraged of finding a suitable low-capacitance zener to protect the MOSFET gates in my high-voltage amplifier designs. (The protection may be optional, but one sleeps better with it in... Read more »

Oscillators at GHz frequencies -- question


December 11, 2018, 12:16 pm

Could some electronics guru here please clarify this ? To design an amplifier at GHz frequencies with a BJT|FET, the base|gate and output impedances are computed from the S parameters(at the ope... Read more »

Topological material switched off and on for the first time


December 11, 2018, 7:55 am

Topological material switched off and on for the first time https://www.sciencedaily.com/releases/2018/12/181210142050.htm A new study represents a significant advance in topological transistors... Read more »

Oven temperature calibration Problem


December 11, 2018, 1:46 am

I have a problem calibrating the oven temperature for cheap benchtop toaster ovens. I decided against using a thermocouple since the wires would leave the oven door slightly open and could distu... Read more »

How to measure low resistance reasonably accurately?

  [ 2 ]
December 10, 2018, 7:25 pm

I'd like to build a meter intended for Read more »

Fallow times for the bitcoin hustlers

  [ 2 ]
December 9, 2018, 10:58 pm

Bottom has dropped out of the price and blockchain difficulty has increased to the point that the small-time GPU miner players have nothing left to do but close up shop and hit the lights. If y... Read more »

Power tool battery charge


December 9, 2018, 3:25 am

This charger claimed that both my batteries are faulty, which seemed a but of a coincidence, so I suspected the charger instead. Here's a picture of the board: https://www.dropbox.com/s/saeqrsral... Read more »

Jammer Design (looking 4)


December 8, 2018, 6:06 pm

Hello Lately, I'm working with GPS Stuff And for testing my designs I'm looking for a small reliable DIY GPS Jammer (~1.5Ghz baseband) design out there, My current 'jammer' is a very low-cost Chine... Read more »

PCBWay


December 8, 2018, 6:43 am

From an e-mail of theirs: STARLING NEWS FROM PCBWAY.COM. From December 7th to December 25th, every user ID can get all of the coupon https://www.pcbway.com/activity/christmascoupons.aspxand t... Read more »

a little RF power, ham-ish question

  [ 2 ]
December 8, 2018, 12:02 am

I need about 10 volts RMS sine wave into a 50 ohm load, to test an aircraft eddy-current transducer simulator, around 15 MHz. That's 2 watts, so I might want a 3 or 5 watt linear amp. The ham stuff... Read more »

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The best rated discussions

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5

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 »

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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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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

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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5

Photodiode bootstrap phase rolloff


Hi all, I am currently working on a range-switched photodiode design for use in our laboratory [1]. It took me a while, but I've arrived at a design I'm fairly happy with (in no small part thank... Read more »

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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 »

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How to isolate 5V and 12V circuit


Hello everyone, I have extend existing circuit design by adding a 12V relay to it. AT the moment both 5V and 12V circuit are side by side. This doesn't work well. Intermitent device failure happen. I... Read more »

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micropower boost circuit

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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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Peltier Controller Schematic

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Can anyone point me to a schematic for a Peltier constant temperature controller? Thanks for any leads 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 »