Latest threads in Electronics Designshow only best voted threads
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measurement idea for spacetime curvature as dark energy force
Hi, I had an idea before about how curved space time might have a tendency to expand in order to flatten out to a lower energy state, which could explain the dark energy force, the matter in the...
42
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8 years ago
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42 | |
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powdered ferrite with glue.
I want to smash to powder some ferrite material, mix it hot melt glue and s pread it over a sheet of rigid plastic such as polystyrene. Why? Because I want to move the sheet over a pancake coil to...
46
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8 years ago
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kazdego szkoda ;-)
/M
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8 years ago
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I don't understand thermostats
Imagine a mass that we want to heat with some closed-loop controller. It's C2 below. Voltage represents temperature. Thermal systems are diffusive, which we represent as a bunch of RC lags. Assume the...
51
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8 years ago
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51 | |
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SMT power inductor DC field
Hi, folks:- I'm trying to reduce the DC field caused by the continuous current through SMT power inductors (think low double digit amperes and less than 10uH). I'm seeing many hundreds of mG a few...
11
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8 years ago
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11 | |
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Saturated ferrite
Hi I have a choke wound on a ferrite core (N97 PQ32/20) which should have been gapped but wasn't. That means that it's saturating - the calculated Isat is 70mA but it has up to 400mA through it. New...
25
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8 years ago
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25 | |
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Gold thickness for wire bonding?
Gentlemen, Searched up and down the web but not much info. The PCB house (4PCB) offer three levels: 130 uinches nickel and then around 10uin (but not guaranteed) gold. Alternatively 30 uinches...
24
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8 years ago
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24 | |
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RF in SOCs?
Hi guys I havent working with RF for ages, but am using it now. I know about "classic" radios, with coils for filters and OSCs. Now, with SOC (system on chip) I dont need to know about it, but I still...
21
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8 years ago
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21 | |
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Sizing Resistor Wattage for One Short Pulse
I am designing an inrush control circuit to prevent a pair of electrolytic bypass capacitors exceeding their rated ripple current when power is suddenly applied. When the capacitor is fully charged it...
67
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8 years ago
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67 | |
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Tbird/FFox versions
Hi, I have to build another batch of laptops for some local students. Normally, I just grab the latest versions of FFox and TBird and install these as the default Mail/Internet clients. Any reasons I...
1
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8 years ago
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stupid product, stupid price
I wonder why that's on clearance! Sellers always trying to find new ways to gull the gullible. NT
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8 years ago
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11 | |
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semi OT: linear predictive coding
Does anyone know where I could find some example code that implements linear predictive speech synthesis? The particular language doesn't really matter, so long as the example is not using a ton of...
26
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8 years ago
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26 | |
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New Browser Needed
Just putting the world on notice that I'm interested in creating a startup to develop a new browser with the specific objective of REMOVING all AdChoi ces content from the HTML prior to rendering the...
49
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8 years ago
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49 | |
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Repairing hygrometer transmitter
I have one of those sort-of cheap Oregon Scientific weather stations with t he wireless outdoor temperature/humidity sensors. It's maybe about 6 years old, so normally a person would simply buy a new...
17
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8 years ago
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17 | |
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Myth or Fact: Dead casio comes back alive and starts beeping
Hello, I'm a sucker for weird stories... this weird story always stayed inside my head because it's so bizar... today I developed an alternative theory for how it might have happened, first the story:...
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8 years ago
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