Latest threads in Electronics Designshow only best voted threads
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theoretical question
Suppose you have a cascsde of two amplifiers with identical gain bandwidth product (for the sake of the thought experiment, you probably wouldn't do this in real life.) You want to cascsde the two...
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9 years ago
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Are you compliant with the new EU WEEE Recast Regulations?
New European Union recycling requirements for companies who sell electrical and electronic equipment in Europe are creating a complicated and changing regulatory landscape across the 28 EU Member...
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9 years ago
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Are Bitcoins A Dead Duck?
I don't think we have heard the last of Bitcoins. They are just too good a concept - money without parasite infestation. What a disrupter that is going to be! I can't wait. :)
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9 years ago
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LED flashes when soldering
So, the other day I was soldering up a circuit board, and when I soldered down the LED, it flashed. This is an 0603 LED, viewed through an assembly microscope. I think that I had the chip that powers...
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9 years ago
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diode leakage, input protection
Does anybody know how power diodes (rectifiers, zeners, TVSs) are fabricated? Do these use patterned lithography, or do people just fab big unfeatured wafers and dice them up? I wonder if chip edge...
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9 years ago
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Analog switch
Hi all, I'm back at looking for analog switches. (The switched gain thing) So after much searching I like two offerings from Vishay Siliconix (Do they make the best switches?) The DG611 and the DG411L...
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9 years ago
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light detection without quantum changes in matter
Hi, I came across an article today showing how light can be used to influence the Van Der Walls forces between atoms, so that depending on the light field's properties the Van Der Wall's force may...
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9 years ago
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Electrical musings
I used to hate aluminum wires when it comes to soldering. I have had a change of heart. Solid coppers wires break as often as taxes go up. With stranded aluminum wires, you may lose a few, but you can...
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9 years ago
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New profit center
I just received a bill from my tax preparer, I paid by check on 3-21-14 the same day the taxes were finished. Some of the things he said when doing my taxes made me think he took a class on improving...
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9 years ago
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Class A headphone amp idea
Please forgive my drawing skilks!
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9 years ago
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magnetic deflection
magnetic deflection:
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9 years ago
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How did they control Topo Gigio
I got an email with pictures of things you might not recognize if you aren't at least 55 years old. One of those was Topo Gigio. I watched a video and his movements, head control, mouth movement, arms...
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9 years ago
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picosecond gated bias signal on SPAD
Hi, I saw this article today, showing a method for increasing the bandwidth while maintaining high sensitivity in a SPAD (single pulse avalanche diode). The numbers are 5GHz bandwidth, 200ps bias...
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9 years ago
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OT: Spectacles
I'm short sighted, but now also need reading glasses (I can read something without specs only if it's about 6" away but it needs to be an arm's length away if I wear my spectacles). So, any advice on...
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9 years ago
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interesting numbers
-- John Larkin Highland Technology, Inc jlarkin att highlandtechnology dott com
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9 years ago
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