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| Title | Author | Views/Replies | Posted at |
 Any library of terminal blocks connectors for layout orcad?Hello I know that I can make it, but maybe somebody can share a library of several terminal blocks like these: http://www.switchtec.co.uk/images/news/news023.jpg I searched it but i can't... |
lassa | 7/2 | 2008/8/27 10:31 |
| IC Decoupling Capacitor Calculation Hi All, Can anyone explain me about the IC Decoupling Capacitor value calculations? Raj |
anuo2008 | 7/3 | 2008/8/27 10:39 |
| Trace Termination Here ,two pdf's about trace termination methods.. 1)Series termination 2)parallel termination 3)Thevenin Termination 4)AC Termination 5)Differential Termination with examples.... Hope it... |
hualeyan | 5/1 | 2008/8/27 10:40 |
| Vias with CADSTAR5 to join ground planes! Does anybody knows how to put vias to connect top-bottom ground planes? Maybe it is not possible with CADSTAR! the problem is that I cant put a via without a signal path!! Can anybody help me p... |
ken7976 | 5/5 | 2008/8/27 11:09 |
| Hi PCB precision with Laser Printer I want to ask can we improve resolution with better laser printer or resolution is limited with some others parametars like transparent foil, etch process or some other parametars. Can we improve so... |
scuzt | 6/13 | 2008/8/27 11:08 |
| PCAD v8 (DOS) to PADS Anyone knows how can i convert PCAD v8 (DOS) to PADS. either the library or SCH/PCB thanks |
zunwang | 4/1 | 2008/8/27 10:59 |
| Simulation Problem Hi Hi I try to simulate a simple design with OPA541, I successfully used the ordinary pspice models included. But OPA541 has a current sensing pin that I want to have in the simulations, not for ... |
edu | 6/1 | 2008/8/27 11:08 |
| Electrical constraints in Allegro capture CIS schematic Hi Everybody, Could you tell me,how we put the electrical constraints (Propagation delay,trace width,differential pairs,and constaints related length matching.....) in allego capture cis 10.2? s... |
hgping | 4/2 | 2008/8/27 10:37 |
| shielding track how to shield track in Allegro Regards Neena |
naoge | 8/2 | 2008/8/27 10:47 |
| Symbol Conversion Is it possible to convert a symbol developed in PADS 2002 into mentor WG2002 format? Thanks in advance. |
ybyygu | 20/2 | 2008/8/27 10:35 |
| Testing Point on high speeed (500MHz) signal trace Hi All, I want to put some testing point on some of the high speed signal trace (500 MHz ). I don't want to connect header pins in between of the traces because that's going to effect the signal ... |
htc2498 | 10/5 | 2008/8/27 10:31 |
| pcb123 hello! how can i convert a schematic into single layer pcb in pcb 123? also tell me how good this software (pcb123) is? |
fusarium | 5/3 | 2008/8/27 10:38 |
| O*rcad copy between layout? Is there a way to copy a partial layout from one design revision to another one? - I just finish laying out one big SMD chip with all the gnd,power and decoupling and dont want to go through that agai... |
pdang | 5/2 | 2008/8/27 11:10 |
| Problem with Netlist import and Libraries Im trying to import a netlist to use in the Power PCB 5.1 and i got a lot of messages like: "Can't find part Type item < PS2561-1 > U17 PS2561-1 Can't find part Type item < 24LC2... |
dongyea | 4/3 | 2008/8/27 11:06 |
| where is 'eBook Upload/Download' forum can anyone tell me, where is the 'eBook Upload/Download' forum on this center, please paste a link i am new to this PCB Design field & i need PCB layout (PADS) related eBook, tutorils, notes.... |
hgping | 8/4 | 2008/8/27 10:31 |
| Printed Circuit Handbook Hi All, is there any PCB handbook that you can advise? Thanks Nat |
z4120356 | 4/4 | 2008/8/27 10:39 |
| @llegro??? which is differentiated between pcb studio, pcb designer, @llegro export, @llegro pcb..? |
ct731 | 18/4 | 2008/8/27 11:10 |
| need urgent help..!!! can any one plzz design me the pcb layout of my circuit b/c i can't draw plzz plz plzzzzzzzzz.... i am attaching the schematic of the circuit.. in the circuit the 4 op amps on the left hand sid... |
knoxville | 5/5 | 2008/8/27 10:41 |
| DS80C400 unwanted RESET. Hi all! I'm using a self-made board that uses a DS80C400 to communicate to and from a GPRS module. Once the module and DS80C400 are powered on, I'm able to load into DS80C400 memory my communicat... |
chdd | 3/2 | 2008/8/27 10:58 |
| convert ORCAD to p-cad Hi all I would like to convert ORCAD schematics and libraries into PCAD, is this possible and if so how? S KRAT |
addxjyx | 15/10 | 2008/8/27 11:04 |
| 50 Ohm Trace Why generally we want achive 50 Ohm trace on the PCBs? |
fusarium | 5/4 | 2008/8/27 10:58 |
| powerpcb drill holes I'm taking print out of my pcbs from powerpcb. But the padstacks are always filled. I want to make the drill holes seem empty. (Padstacks are black but drill holes are white) How can i do this? I use ... |
z315 | 5/1 | 2008/8/27 11:07 |
| connecting different supply pins I have made two different parts, and I have identified the supply pins in “supply and NC” tab in the “pin mapping window” of the “pin editor” of the “Library Manager”. For the first part I use... |
bubulu | 5/2 | 2008/8/27 10:39 |
| Time required to design PCBs hi. how much time does it take for you guys, to design different PCBs, with different Layout tools? For example for me, with @ltium Designer: -x86 motherboard with 2 BGAs, 1100 components,... |
mxg330 | 8/10 | 2008/8/27 10:38 |
| Schema III printer question Hi, I've been using Schema III by Omation for years. I have lots of files that we refer to and would rather not "upgrade" at this time. Yes, I also use the slighty new stuff from Accel too. ... |
spacebac | 6/3 | 2008/8/27 10:44 |
| Max. Step size in orcad I'm designing FSk TX on Orcad Capture , Is it better to increase the Max step size or decrease it ( I mean in Transient Analysis |
ken7976 | 4/7 | 2008/8/27 10:51 |
| PCB design Hi, im new to PCB design. Just so I can come up to speed quick and not make any newbie mistakes, can I ask you guys a few questions? 1. What was your biggest 3 mistakes designing and why? ... |
yutcxa | 5/9 | 2008/8/27 10:39 |
| Pcb Thermal relief I want to know regarding thermal relief that whether we can set no of thermal spoke in any software. Mostly software use 4 spokes or two spokes default. But i want only one spoke in thermaled pad, com... |
z315 | 5/3 | 2008/8/27 11:00 |
| Specctr@ strange behaviour Dear all, i am using Specctr@ 10.2 with Acc3l 15. When aplying rules to the autorouter, i have a behaviour that is not stated on the commands syntax databook. I am doing a "FANOUT (dire... |
fusarium | 4/8 | 2008/8/27 11:03 |
| Could you recommend a good PCB tool? We plan to perchase a good PCB tool, Could you recommend the best? Thanks. |
hgping | 6/24 | 2008/8/27 11:07 |
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