Latest threads in Electronics Designshow only best voted threads
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Surface reatment for gluing?
What I have done in the past is to sand the aluminum with medium grit, then treat with acetone. Now, the doubt about sand paper is whether it has oil or grease on it. And the doubt about a solvent is...
15
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9 years ago
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15 | |
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Telephone question
Anyone have a clever solution to this problem... I have a one-line telephone, but two telephone lines in the house. Is there some way, perhaps with relays to recognize which line is ringing and have...
14
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9 years ago
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Prototype PCBs, 10PCS, 10cm x 10cm, 2 layers, solder mask on 2 layers, overlay on both sides for $32.40 shipped by USPS
for prototypes and low volumes Ships by DHL WWW + USPS Use coupon youpcb to get 30% off. e.g. 10 PCS, 10x10cm double side FR4, solder mask on both sides, for $32.40 USD shipped. You can order or get...
2
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9 years ago
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Government Venture Capital: Why not?
Years ago, I was part of a company that eventually raised a large amount of venture capital. So I learned a few things about how VC works, its history, and government influence. A few thoughts:...
2
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9 years ago
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What I learned today
I learned that there are certain materials that when subjected to a changing magnetic field will heat or when the magnetic field is removed they cool. Ge is developing materials to work at...
43
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9 years ago
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43 | |
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Any idea where to find a 'constant' temperature material?
The material is sealed inside something and 'transitions' between physical states. Probably between liquid and solid. A good example is waterice that can 'hold' a temperature at 0C. But the problem is...
40
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9 years ago
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40 | |
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Secret Science Act
...Jim Thompson -- | James E.Thompson | mens | | Analog Innovations | et | | Analog/Mixed-Signal ASIC's and Discrete Systems | manus | | San Tan Valley, AZ 85142 Skype: skypeanalog | | |...
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9 years ago
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Spice Notation Question
I have a customer using _Microcap_ who claims that this notation.... .PRINT AC DB(V([OUT])/V([IN_AMP])) means print the dB DIFFERENCE between V(OUT) and V(IN_AMP). I can't find such notation in the...
3
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9 years ago
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What changed in my computer
Pages are loading differently. What do I need to do to fix this. They load like this; GLOBAL EDITION Company About Blog Careers Diversity & Inclusion News Mission Philanthropy Press Room...
19
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9 years ago
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19 | |
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I feel sorry for Hillary
Well, not really. Mikek
23
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9 years ago
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23 | |
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Coin machine - comestero
Hi to all. Am planning to implement one pulse coin machine ( comestero ) into one existing HW that was used for some other purpose. What i have: 12V / GND / one data line and i can pull one additional...
10
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9 years ago
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10 | |
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REACH Certification
I am being asked to certify my products under REACH. I have not heard of this before and the initial searching I did seemed to indicate it is about chemicals rather than products. Anyone here had to...
2
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9 years ago
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Problems with NCP3065 (Led Driver IC)
Hi all I was planning on using NCP3065 to drive some leds and a design tool I have 2 LEDs on it, hence 0,35mA / 6,6-7V I have pretty much the same as their buck circuit Cin - 470uF Rs - 2x0.33 ohm in...
7
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9 years ago
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The Medical Profession
Attention all in UK. It seems that the NHS have declared war on electronics engineers now! They have more control of networks to prevent us working than we do! For a long time the problem seems to me...
10
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9 years ago
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10 | |
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OT: Another Good Read
...Jim Thompson -- | James E.Thompson | mens | | Analog Innovations | et | | Analog/Mixed-Signal ASIC's and Discrete Systems | manus | | San Tan Valley, AZ 85142 Skype: skypeanalog | | |...
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9 years ago
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