Latest threads in Electronics Designshow only best voted threads
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Electronic fuse
Not like it hasn't been done before, but I decided it's about time I have some on hand. 'Dem printed boards sure look nice for a change. Features: - Unidirectional - 8A current carrying capacity (on...
10
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9 years ago
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10 | |
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pick-and-place
In our previous episode, The Brat was dragging 8000 pound pallets of pick-and-place machine around with her Jeep. Well, we finally got it installed and working. This is the line: solder stencil, pnp,...
131
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9 years ago
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131 | |
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High frequency counterparts of 2N2222A, 2N2907A
Could some electronics guru please help ? I am trying out some SPICE simulations, and would like to know high frequency (e.g., 500 - 600 MHz) counterparts of the popular 2N2222A and 2N2907A (NPN, PNP)...
22
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9 years ago
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22 | |
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Weird EMC circuit
I'm doing some EMC work right now, and created something weird. Has anyone seen it before? Description: Suppose you have a shielded cable being terminated to a header. So, you tie the shield to a pin,...
5
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9 years ago
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5 | |
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energy savings
Seems to me that a higher-power kettle will use less energy to bring a volume of water to a boil. But who listens to engineers? Banning those kilowatt smart phones will definitely save the planet.
80
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9 years ago
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80 | |
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Raspberry Pi Sound card problem electret condenser microphones
I want to process the signals of five electret condenser microphones with raspberry pi and i since the RPI has no audio inputs im thinking of using a sound card. Im looking for a sound card with five...
14
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9 years ago
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14 | |
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Current mode control
Current mode control is the fastest control method for switching mode power supply since it has to feedback loops. Read more:
2
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9 years ago
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2 | |
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High Voltage PCB Design
Hi I have an application with a TG150 rated PCB board We are running mains voltage of 480Vac on two adjecent layers on the PCB with 1mm distance between the layers However, I would like to know what...
15
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9 years ago
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15 | |
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OT: Big Brother IS Watching.
Big Brother IS Watching... Made a cash (
69
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9 years ago
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69 | |
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Best Oscilloscope for $3k
Dear Group, I can finally afford a new oscilloscope to supplement my trusty TEK 465M. My budget is around $3k. I like the newer Agilent scopes, which I have used when someone else was paying. I do...
52
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9 years ago
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52 | |
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SPICE deep yogurt..
Well, according to the "help" document, there should be a "Draw" on the top selection bar; NOPE! So i have no idea as to draw a new part and label it. Therefore i hope i have an invisible LM185ADJ,...
37
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9 years ago
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37 | |
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Deglitching Micros on Plug-in Proto Boards
Are there any special recommendations for prototyping microprocessor circuits on plug-in breadboards? What is the practical upper limit for the clock frequency? On a few occasions, at 20MHz, the code...
68
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9 years ago
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68 | |
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OT: Q Chopstix Bros vid
Questions regarding the video : First, is an English translation available even tho that might totally mess up the very nice rhythm? Second, who is the Featured / Prime / Star dancer, redhead in...
3
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9 years ago
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3 | |
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Peak power rating of BC847
Hi We are pulsing high current through a BC847B It can handle 200mA for less than 1ms. If I pulse say 1A for 1us, is that a no-no? Anyone got inside knowledge or data? Regards Klaus
37
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9 years ago
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37 | |
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Hydrogen from a AAA cell?
-- Anyone wanting to run for any political office in the US should have to have a DD214, and a honorable discharge. Latest news from and about Stanford University.
124
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9 years ago
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124 |