Latest threads in Electronics Designshow only best voted threads
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Qspice Beta Testers
I know nothing about it, but there is discussion on this IOgroup, Group! The simulator I've been working on for the last three years, mentioned here under its code name of S·P·Q·R, will beta...
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11 months ago
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Can you describe what this term means?
I don't know what the th is in the expression f/fth. "The rate of coalescence in AC field is characterized by a sharp threshold frequency. At f/fth there is no coalescence, whereas at f/fth...
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11 months ago
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Semiconductor Shortage Like the Egg Shortage?
was paying $5 to $7 a dozen for medium eggs just four weeks ago. Now I can by them for $2.25 here in Puerto Rico. WTF? How can prices fluctuate so wildly in such a short time? Even semiconductors took...
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11 months ago
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commie coffee very OT but funny
In a 'nobody saw that coming' moment, Toronto's 'anti-capitalist' cafe announced it would be shutting down just over a year after opening. In a 'nobody saw that coming' moment, Toronto's...
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11 months ago
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Odd Transistor Choice
Gentlemen, In the PSU section of that old Tek oscilloscope I've been troubleshooting, I discovered several transistors had died. One of these is puzzling me somewhat. It's a 2N5859 which they're using...
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11 months ago
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Mesin Paving Surabaya
Apakah Anda sedang mencari mesin paving yang canggih dan otomatis untuk meningkatkan efisiensi produksi Anda? Jangan khawatir, karena kami memiliki solusinya! Video ini akan membahas mesin paving...
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11 months ago
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very difficult calculation complex symmetrical source to asymmetrical 50 Ohm
circuit: basics of the calculations: calculation with Mathematica: Pi-filter with matchning to 50 Ohm: Grüße http://www.leobaumann.de/Balun2.png http://www.leobaumann.de/Balun0.pdf...
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11 months ago
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Jim Thompson's site
Phil's archive of Jim's site has 139 files compared to which has 290. was looking for the 2-transistor staircase generator he posted ~20 years ago, but can't find it at either site.
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11 months ago
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Surgical Tool Hauler
This is supposed to be a one of a kind robot in the U.S. It takes surgical tools to the washer and returns with empty containers. <> There is a new helping hand at Bryan East Hospital, but it’s not...
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11 months ago
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Mike Engelhards next simulator after LTSpice
< > cheers, Gerhard Mike Englehardt, the creator of several versions of the Spice analog simulator, has developed a new version that can integrate digital elements with no performance penalties. He...
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11 months ago
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forgetting
"Misremembering and forgetting allow for the cognitive flexibility required by imagination." forgetting where you left your keys is actually good. Forgetting and misremembering are not problems or...
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11 months ago
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Trouble-shooting an old circuit
A couple of decades after last using it, I dusted off the Surf Simulator I built in the late 90s and have been trying in vain to get it working again. I'll probably build a much simpler version for...
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11 months ago
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Developing HV DC Pulses
More oil/water separation. The AC vs DC separation test was performed and the AC was probably 10 times better. This was a stubborn emulsion, but the AC did work. ( Not throwing DC out yet, need to...
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11 months ago
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How do UPS trigger circuits work?
After using a pair of inverter/charger circuits as UPS units for some months I've become curious as to how the trigger decides when to switch from line power to the battery and inverter. Supposedly...
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11 months ago
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cool books
Not Much of an Engineer by Stanley Hooker Fighter by Len Deighton
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11 months ago
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