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Messages 254 - 283 of 690   Oldest  |  < Older  |  Newer >  |  Newest
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254
Hello, I am a first time user of ExpressPCB and am having a problem getting a plotter generated hard copy of my schematic diagram. Because my schematic is...
danburybill
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Jan 4, 2006
6:57 pm
255
1) Anyone have a board layout for the AD9958? Itis a 56-Lead Frame Chip Scale Package [KFCSO_VQ] 8x8mm Very thin Quad (CP-56)with a 6.1 mm sq thermal pad in...
sis108
Online Now Send Email
Jan 21, 2006
10:37 pm
256
... transistors). ... hole, ... For square or rectangular leads, you have to calculate the maximum diagonal dimension (simple trig caluclation : a2 x b2 = c2)....
papaj1232001
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Feb 3, 2006
4:08 pm
257
AMS Announces 80586 Microprocessor Training system Pompano beach, Florida Feb 9 2006 - Raj Shah, President of AMS, Inc., today announced the availability and...
Bill Thomas
energy9872001
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Feb 20, 2006
10:44 pm
258
MODERATOR COMMENT: This list isn't for this type of post. If it doesn't have something to do with ExpressPCB, then it probably doesn't belong here. Dennis...
Dennis Hawkins
n4mwd
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Feb 20, 2006
11:30 pm
259
... I calculate 67.1 ohms (assuming a 19.25 mil dielectric layer with Er= 4.6) for the microstrip trace. ... In this case using a 14 mil trace width on layer...
Ray Anderson
wb6tpu
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Feb 22, 2006
9:31 pm
260
Has anybody ever used ExpressPCB for freelance design (as a business)? If so, how would you have the parts ordered/delivered? 1. send the parts to you and then...
papaj1232001
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Feb 24, 2006
5:48 pm
261
I've had the boards delivered to me and then I assemble and test the units. Then that gets sent to the customer. Dennis....
Dennis Hawkins
n4mwd
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Feb 24, 2006
6:51 pm
262
I did the same thing - we had to deliver the complete instrument. I had the boards delivered to me for assembly and testing. Nick ... the units. Then that...
Nick Alexeev
kender_a
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Feb 26, 2006
2:48 am
263
this is a useful tool when making footprints http://landpatterns.ipc.org/IPC-7351_Viewer_V411.zip...
altonkeel
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Mar 4, 2006
8:57 am
264
Has anyone done any work on reverse engineering the file formats? Paying $60 to get the gerbers then another $50 for a conversion fee to get a stencil file...
Bill Shaw
blown928
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Mar 6, 2006
2:27 pm
265
I would like, too. Let me know what responses you get, ok?...
Greg Topham
topper_60510
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Mar 6, 2006
2:36 pm
266
Bill, I think you are missing the point. There is no reason to pay for gerber converions and whatever. You just draw your schematic, then pcb board using...
Dennis Hawkins
n4mwd
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Mar 6, 2006
4:58 pm
267
exactly ...so why not let the smalkl guys like ME make their own board and have the software print that layout correctly without the dots....we , guys who make...
vvdd
vvddza
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Mar 6, 2006
5:20 pm
268
vitaly, Have you every run a small business? One goal of ExpressPCB is, I'm sure, to "stay in business". And that means making a profit. They give away the...
sciinsttech
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Mar 6, 2006
7:08 pm
269
Hello all, Just lurking in the dark here. Glad to hear the Express PCB seems to have satisfied customers out there. I've played with their software but have ...
erik@...
n0ew
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Mar 6, 2006
8:20 pm
270
Dennis, actually YOU are missing the point. ExpressPCB does not provide the gerber files necessary for a solder paste file. ExpressPCB does not provide a...
blown928
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Mar 6, 2006
8:22 pm
271
I've placed several orders with them, both prototype and a small production order. They've been fine to deal with and the quality of their product is good....
blown928
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Mar 6, 2006
8:27 pm
272
... Sounds like what we need to find is a source, similar to Express PCB, who provides these services specifically for surface mount chips. Has anyone used...
erik@...
n0ew
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Mar 6, 2006
8:32 pm
273
It's not hard to solder boards without a mask. ... From: expresspcb@yahoogroups.com [mailto:expresspcb@yahoogroups.com] On Behalf Of blown928 Sent: Monday,...
Tim Jenison
timjenison
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Mar 6, 2006
8:33 pm
274
I used to make boards professionally. I made them a long time ago and registration wasn't really an issue. You just had to make sure all the holes were on...
Dennis Hawkins
n4mwd
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Mar 6, 2006
8:47 pm
275
Everything I do here is about 90% SMT. I just hand solder everything. I have escaped having to use high density chips so far (meaning legs per mm). You...
Dennis Hawkins
n4mwd
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Mar 6, 2006
8:47 pm
276
My two cents. I am an Engineer who uses ExpressPCB for home projects. At work we use production board houses for our prototypes. We don't get stencils made for...
Matthew Limpach
matthew_limpach
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Mar 6, 2006
8:47 pm
277
It's not hard to solder together one SMT board with 0805 components and some so16 chips. If you're building a small lot or something with 0402's and 32 or 50...
blown928
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Mar 6, 2006
9:32 pm
278
Yes, I've hand soldered some and do small batches of high density stuff. The stencil makes life MUCH easier, but at a pretty hefty price the way things are...
blown928
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Mar 6, 2006
9:34 pm
279
Or to convince ExpressPCB to cater to SMT users a bit more. I do like their service, just wish they could help reduce the cost of the SMT stuff a bit. Seems...
blown928
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Mar 6, 2006
9:58 pm
280
... In my experience unless you're doing a BGA type part you don't use the solder paste stencils for just a prototype or two. They're typically used in...
Tim N9PUZ
tpmcd1956
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Mar 6, 2006
11:01 pm
281
I contacted ExpressPCB about this issue and here is what they said: ======================== Thank you for contacting ExpressPCB.  I'm sorry but we do not...
Dennis Hawkins
n4mwd
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Mar 7, 2006
1:50 am
282
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the expresspcb group. File : /smt.zip ...
expresspcb@yahoogroup...
Send Email
Mar 7, 2006
3:34 am
283
Yes, that's the same form letter I got. $30 for that one (or 2) gerber files (the solder mask layer(s)), or $60 for all the layers, then you have to have it...
blown928
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Mar 7, 2006
3:35 am
Messages 254 - 283 of 690   Oldest  |  < Older  |  Newer >  |  Newest
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