Latest threads in Electronics Designshow only best voted threads
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Magnet wire for fuse
Just found a bad surface mount fuse in a TV and of course, don't have the part. It's rated 60v at 10a. But -- I do have a real variety of magnet wire, some pretty thin stuff also. Wonder what guage...
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10 years ago
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The truth about the Moon Landing at last
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10 years ago
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Confusion
I have to design SCADA system for dam.I have water level sensor which has o utput between 4 and 20 mA in analog form and it is transferred to control r oom about 2 to 3 km apart from dam using OFC. Is...
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10 years ago
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Tek ads
On all sorts of web sites that I visit, I get the same "Overachiever" ad for the Tek DPO2000B series of oscilloscopes, sometimes multiple places on the same page. I must have googled it once, and I...
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10 years ago
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Tuning PDF loop (pseudo derivative feedback)
I know about the auto-tuning algorithm for PID: cycle the temperature up an d down, measure the peaks and distance between the peaks, and calculate Kp, Ki, and Kd. But recently I've been experimenting...
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10 years ago
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A $3.2 billion* thermostat....
Something is not right. Obviously a thermostat cannot cost a tiny fraction of that, nor do they have a market share worth anything like it. Not that I have much hope we will ever know what is going...
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10 years ago
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Circuit Board Aggregators
I have used the PCB aggregator that was run by SparkFun electronics in the past, and was pleased with them. I just got boards back from my very first order to OshPark, and I'm kind of underwhelmed....
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10 years ago
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manufacturer of inverter In china
Now as a leading professional manufacturer of power inverter and solar controler, We specialize in producing high quality DC to AC Inverter,sine wave inverter,power inverter,china inverter, vehicle...
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10 years ago
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lots of schottky diodes in a package
I'm going to have 48 signal lines that I want to clamp to a 1.5 volt bus, with a low-capacitance back-to-back schottky pair. A 3-pin dual schottky diode does one line. A 4-pin schottky bridge or ring...
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10 years ago
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OT: Refuse to copy file - AVAST is rootkit
> ** SNIPped previous stuff ** >> Since i am having a VERY repeatable problem with that FA930-C program >> set,what i could try is: (a) UNPLUG the EtherNet cable - making external >> attacks and...
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10 years ago
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Si contact I-V
Hi all, So I?m trying to make contacts with indium to a hunk of Silicon that I have. Seemed OK Resistance between contacts of ~400 ohms. I then did the I-V, Signal generator (100Hz) to audio...
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10 years ago
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Where is the gain?
Where is the gain? ...Jim Thompson -- | James E.Thompson | mens | | Analog Innovations | et | | Analog/Mixed-Signal ASIC's and Discrete Systems | manus | | San Tan Valley, AZ 85142 Skype: Contacts...
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10 years ago
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Tektronix DM2510 Digital Multimeter roms
Hi, I found one of such multimeter but the eprom 27c256 is gone (reads all 00s) does anyone have a rom image (the eprom label is: U212 DMM). The multimeter logic board have the space for the...
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10 years ago
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LDO failure modes?
Hi, I had a 7 port USB2 hub (DUB-H7, legacy version) give up the ghost, here. Always wanting to know "why", I pulled it apart. Of course, as with most low cost consumer kit, very little inside! All...
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10 years ago
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Absurdly Dangerous Militarization of America's Police
The Absurdly Dangerous Militarization of America's Police By Jim Hightower, Other Words 09 January 2014 Police departments across the U.S. have a growing collection of toys used by the army. What a...
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10 years ago
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