Latest threads in Electronics Designshow only best voted threads
Subject | Author | Posted | Replies | |
---|---|---|---|---|
|
Topic diversion: (TD) What is your favorite crop circle
And how do you think they are being made? I like the big one... that was at Milk Hill, Wiltshire. It showed up over a three day period. Hundreds of feet long. I think they are being fashioned by a...
2
|
4 years ago
|
2 | |
|
How to copy Windows 10 x86 in VMDK file to USB Drive/Stick ?
Hello, I am struggling a bit here to copy a virtual harddisk created with VMDK and a windows 10 x86 installation to a usb stick so the usb stick can booted. So far I have discovered and tried some...
9
|
4 years ago
|
9 | |
|
Noise on VCO voltage ramp
Gentlemen, I've got this weird problem with the network analyser I posted about recently. The problem *seems* to be noise spikes on the DC voltage control ramp which are causing spurious spikes in the...
40
|
4 years ago
|
40 | |
|
entropy as dark energy idea
Hi, Information can be compressed losslessly to a certain density, ie with a compression algorithm a file can be reduced in size, depending on the complexity (information density) of the data. What if...
—
|
4 years ago
|
— | |
|
OT: Gun Control in Virginia
I was reading about the gun control legislation that is promised by the new ly elected Democratic majority in Virginia. It seems this is angering a nu mber of voters even if not enough to have...
65
|
4 years ago
|
65 | |
|
How are transistors designed
A question for all you electronics gurus out there, maybe silly, maybe not. How are transistors designed ? First of all, the SPICE parameters for example for a BJT are obtained by curve fitting...
28
|
4 years ago
|
28 | |
|
design rigor: electronics vs. software
Hardware designs are more rigorously done than software designs. A large company had problems with a 737 and a rocket to the space station... I know programmers who do not care for rigor at home at...
131
|
4 years ago
|
131 | |
|
Programmable Thermostat with Ramp
I am using a programmable thermostat to turn off the heat and/or air condit ioning during the peak usage times as set by the ToU billing with my utilit y. The problem I have is the heat pump not...
67
|
4 years ago
|
67 | |
|
Pyrotechnic igniters
When you secretly replace all the customer's regular 0603 resistors with exploding resistors it's fun for the whole family! Like replacing their usual coffee crystals with Folger's crystals
3
|
4 years ago
|
3 | |
|
100W COB LEDs on AliExpress or Amazon
Bought some 100W COB LEDs on Amazon for $10 (quite a bit more than I paid from China). It drops about 33V at 3A, for 100W power consumption. Anticipating Sphero's work, I'm playing with pulsing to...
17
|
4 years ago
|
17 | |
|
custom aluminum extrusion source
Can anyone recommend one? The Chinese ones are cheap, but I don't know which may be good. The piece would be about 1" x 0.4" with a few features. We could buy a bunch.
7
|
4 years ago
|
7 | |
|
Micro-Cap 12 Full Version Is Now Free
Probably old news. This full version seems to have an incredible repertoire of functionality that makes anything else look childish. A good program for those who insist on beating the system to death...
10
|
4 years ago
|
10 | |
|
MS-Dos 6.22 in PCemV15Win don't see CD-ROM drive when 1 partition + 3 logical partitions ? How to fix ?
Hello, I created 8 GB image with PCemV15, installed ms-dos 6.22 into it. Used WinI mage to convert floppy images to img format also used it to insert addition al files and fixes into iso's and such....
2
|
4 years ago
|
2 | |
|
LPC1768 ADC
Does anyone use the LPC176* uPs? I need to know how much current the ADC/DAC VREFP pin uses, and I can't find that anywhere. You'd think they might spec that. They recommend filtering it, but the eval...
6
|
4 years ago
|
6 | |
|
OT: What You Can Do During a Cyber War
What You Can Do During a Cyber War If you assassinate a senior political leader in 1914, you can expect a traditional war to follow. If you assassinate a senior political leader in 2020, it would be...
—
|
4 years ago
|
— |