Latest threads in Electronics Computer-Aided Designshow only best voted threads
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PCB Power Distribution, need quiet supply: LDO vs Other
Needed a quiet 3.3 Vdc on a PCB that had a noisy 4.1 Vdc available. So designed an inexpensive way to get from 4.1 to 3.3's light load and have almost no ripple/noise go through to the load, but just...
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13 years ago
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PSpice TLOSSY Parameters
The TLOSSY transmission line has these parameters: LEN - Electrical length R - Per unit length resistance L - Per unit length inductance G - Per unit length conductance C - Per unit length capacitance...
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13 years ago
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Lenovo Laptop Batteries
Anyone lurking here have issues with Lenovo Laptop batteries? ...Jim Thompson -- | James E.Thompson, CTO | mens | | Analog Innovations, Inc. | et | | Analog/Mixed-Signal ASIC's and Discrete Systems |...
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13 years ago
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Does this type of "hook/latch" exist?
Does this type of "hook/latch" exist? I want to push a piece of bar stock into it and have it latch in place. Light load... maybe 2-3 pounds. ...Jim Thompson -- | James E.Thompson, CTO | mens | |...
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13 years ago
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OT: Remote Alarm
Does there exist a product such as this... Some kind of wireless link between my PC and a pocket-sized device that would notify me of incoming Skype calls; or E-mail? Desired range: about 60'. Thanks!...
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13 years ago
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component name id prefixes
Hello everyone. We're just starting to use a new CAD system which means that we can standardise on PCB component id prefixes. At the moment engineers use what they feel like, although if I tried using...
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13 years ago
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Windows Weirdness
Windows Weirdness: Win XP Pro Suddenly started shutting down (like power switch was hit) when I was inactive for more than about 15 minutes. Checked power settings, they were proper for "desktop" use....
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13 years ago
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MAX4581
I've had a request to quote the design of a pin-for-pin replacement of the MAX4581. Not being on the buying side of such stuff, is this really a hard-to-get part? It's not a terribly difficult thing...
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13 years ago
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Barcode Label Printing in everyday life
Now I know im not the only one who has had problems trying to do their own barcode label printing. I started trying to print my own about 6 months ago but kept encountering lots of problems. I...
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13 years ago
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Spine Binder LABELS ??
I have a bunch of specifications, "cookbooks", etc., bound with IBICO "spiral" plastic combs. I'd like to label them on the "spine" to ease finding them on my book shelves. Anyone know of such a label...
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13 years ago
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Remote Shutter Release
Just got an Olympus SP-800UZ. Anyone know if there's any way to do a remote shutter control with this camera? (It's owl mating season up on the hillside and I'd like to get some photos without...
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13 years ago
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Ping John Larkin: Question on MAX
OK, I just finished (or at least got working) BLUE.EXE. It compares the parts in a PADS-Logic netlist to our MAX parts/inventory database. It checks that each PADS part on the board has the required...
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13 years ago
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LTC Buck Regulator Spice Question
Is there an LTC buck regulator, up to 40V input, 100mA output, adjustable, where there is a NON-encrypted Spice model? ...Jim Thompson -- | James E.Thompson, CTO | mens | | Analog Innovations, Inc. |...
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13 years ago
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really weird PADS problem
This is PADS-PowerLogic version 5.0. I have a clock net SCKB that runs here and there. I decided to add a termination resistor to ground, so I did that, and did a forward ECO file to the PCB. The...
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13 years ago
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Request Help - VCO SPICE netlist
Could some SPICE guru please help ? I am looking for a good voltage controlled oscillator SPICE netlist. I have designed one using a Colpitts oscillator and varactor, and I can plot the oscillatory...
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13 years ago
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