Re: G10 dust!
2002-06-04 by crankorgan
Hi Alan, The board is the same type as used in a PC power supply. It has a red logo or something in the board every few inches. Sounds like you have lots of
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Re: [Homebrew_PCBs] Tiny SMD traces
2002-06-04 by Russell
... There s plenty of info in previous messages about getting sharp 0.2mm traces using epson inkjet printers and transparencies. I ve done 240pin pqfp chips
Re: G10 dust!
2002-06-04 by Alan Marconett KM6VV
Hi John, Light brown? On the un-clad side? Is it G10? Can you see the glass strands, looks like a weave when you machine it? I can get single or double
Re: G10 dust!
2002-06-04 by crankorgan
Hi Alan, The board I am using costs $2 for a 4 X 6 . I suspect there is a better board out there. The board I use is a light brown color. John ... brass ...
Re: [Homebrew_PCBs] Spray Etcher Geometry
2002-06-04 by Adam Seychell
Why not just experiment with water until it just looks right. Most spray etcher are horizontal. Vertical spray etching will have lot more etchant running
Re: G10 dust!
2002-06-04 by Alan Marconett KM6VV
Hi John, I guess I ll have to do that. I ve used cardboard baffles to keep brass and aluminum dust/chips down, they normally just collect beside the mill in
Re: G10 dust!
2002-06-03 by crankorgan
Hi Alan, I put a wall of masking tape around the edge of the PVC bed. This keeps the dust from vibrating off the bed into the leadscrews. Since I went back to
G10 dust!
2002-06-03 by Alan Marconett KM6VV
Hi Listies, I had the opportunity to mill some more PCB material this last weekend. Phenolic and G10 Gass Epoxy. Boy does the G10 make nasty dust! John, how
Re: [Homebrew_PCBs] Spray Etcher Geometry
2002-06-03 by Alan Marconett KM6VV
Hi Randy, I agree, it s nice. Got the CD (demo). But it s not Homebrew! (meaning I don t know of ANY hobbyists buying it). Alan KM6VV
Re: [Homebrew_PCBs] Spray Etcher Geometry
2002-06-03 by Randy Knutson
Greetings! I don t mean to advertise on this group but I think people should know about good software! Has everyone checked out protel 99se? www.protel.com It
(no subject)
2002-06-03 by Randy Knutson
To: Homebrew_PCBs@yahoogroups.com From: brainlessbill | Block Address | Add to Address BookDate:Mon, 03 Jun 2002 21:48:36
Tiny SMD traces
2002-06-03 by brainlessbill
Hello All, I m new to the group, and still a beginner at homebrew PCBs, so I ll introduce myself by hammering you all with a tough one (for me, anyways). I
Spray Etcher Geometry
2002-06-03 by duncanbourne
Hi all, I m thinking of making a DIY spray etcher, using sodium persulphate, but wondered if you experts could answer some questions for me ;-) In a
toner transfer as black component legend.
2002-06-03 by Adam Seychell
Hi, Anyone here tried using the toner transfer method to lay down a black component legend ? I ve been playing around with it and it looks quite good,
Re: [Homebrew_PCBs] OT PCB Mounting loads
2002-06-02 by Dave King
... The board would be a very small single sided pcb about the size of a postage stamp. If all smt is used the weight would only be a few 10 s of grams. I was
Re: [Homebrew_PCBs] OT PCB Mounting loads
2002-06-02 by Steve Greenfield
Not necessarily. If the solder joints are not quite good enough to stand the shock of launch, you could experience brittle fracture. Steve Greenfield ... =====
Re: [Homebrew_PCBs] OT PCB Mounting loads
2002-06-02 by JanRwl@AOL.COM
I have LITTLE experience with SMT, but it surely seems to ME that the COPPER would peel loose from the epoxy way before the SOLDER would peel-loose from the
RE: [Homebrew_PCBs] Re: Boardmaker Output to HP DeskJet 920 or 960 Inkjetprinters
2002-06-02 by High Tech
Elso, I am running my dos program on windows 98se right now but it did work on a dos only computer too. Derek Hi Derek, Thanks for the reply. I don t
RE: [Homebrew_PCBs] OT PCB Mounting loads
2002-06-02 by Brian Schmalz
Dave, One time I went to the Microchip Master s Conference, a guy gave a talk about how he makes fuses for high end fireworks with PICs. These PICs ride in the
Re: Boardmaker Output to HP DeskJet 920 or 960 Inkjetprinters
2002-06-02 by elsokwak
Hi Derek, Thanks for the reply. I don t understand the last sentence of your post stating that all DOS programs are sending the printjob through Windows.
Re: OT PCB Mounting loads
2002-06-02 by crankorgan
Hi Dave, Putting aside the degrees and the permits you should have in order to start this project! Watch out what kind of batterys you use. Alot of batterys
RE: [Homebrew_PCBs] PCB Mounting loads
2002-06-02 by High Tech
Steve is exactly right here. A lot of my boards go on small engines the vibration is very bad. I learned the hard way on the first few. You will find that the
Re: [Homebrew_PCBs] What about sand blasting pcbs
2002-06-02 by Steve Greenfield
If you do it the same way you make a sign, ie, cut the vinyl and weed it on the backing as intended and then transfer to the copper and acid etch rather than
RE: [Homebrew_PCBs] Boardmaker Output to HP DeskJet 920 or 960 Inkjetprinters
2002-06-02 by High Tech
Subject: RE: [Homebrew_PCBs] Boardmaker Output to HP DeskJet 920 or 960 Inkjetprinters Elso, It should work. I also use an old program sometimes and it only
Re: [Homebrew_PCBs] OT PCB Mounting loads
2002-06-02 by Steve Greenfield
I don t think this is OT. I think it really depends a -lot- on the solder used, how it was soldered, etc. NASA and anything for the military gets tested to
Re: [Homebrew_PCBs] What about sand blasting pcbs
2002-06-02 by Randy Knutson
Brian: I forsee that way being extremely difficult! Even if it worked I would think you could only do simple geometric shapes because of the nature of vinyl.
OT PCB Mounting loads
2002-06-02 by Dave King
Hi This is a bit of a strange question. I keep stumbling into strange (but interesting) projects to play with. What is the maximum vibration level and/or G
Re: [Homebrew_PCBs] What about sand blasting pcbs
2002-06-02 by Steve Greenfield
You mean like this? http://groups.yahoo.com/group/Homebrew_PCBs/message/572 http://groups.yahoo.com/group/Homebrew_PCBs/files/Sign%20Cutter%20to%20make%20PCBs/
What about sand blasting pcbs
2002-06-02 by Brian Gracia
Here is a thought. I think? What if you take and cover a board in vinyl sign material, cut the board design out on the board and remove what you do not want.
File - monthly.txt
2002-06-01 by Homebrew_PCBs@yahoogroups.com
Monthly Reminder, please read: Subject lines: Remember to change the subject line if you are straying from the original thread. Please change the subject line
Re: [Homebrew_PCBs] Electrostatic printing
2002-06-01 by Brian Gracia
Sorry, they do not list a web site. Only a phone number and email address which has already been sent to the group. Looks like from the picture that it makes
Re: [Homebrew_PCBs] Electrostatic printing
2002-06-01 by Steve Greenfield
What is the company name? Do they list a website? Maybe it is something we can look up on the internet, and add a bookmark, rather than each of us calling them
Re: [Homebrew_PCBs] Electrostatic printing
2002-06-01 by drait
info at voice 626-614-9401 fax 626-287-7607 email charlesliu_88@yahoo.com ... From: Larry Edington To: Homebrew_PCBs@yahoogroups.com Sent: Saturday, June
Re: [Homebrew_PCBs] Electrostatic printing
2002-06-01 by Larry Edington
What month and what page? I just looked at the May issue and didn t see it. Unfortunately my June issue is at the post office on vacation hold 700 miles away.
Electrostatic printing
2002-06-01 by Brian Gracia
Saw an advertisement in this months Nuts N Volts about an electrostatic printer for sale. Desktop units. No price given though. It showed a board coming
Re: [Homebrew_PCBs] Re: Has any tried to tilt the boards?
2002-06-01 by Hugh Prescott
Their sale (ends 6-30-02) catalog has a picture of it on page 66. Made by Sioux force tools. Enco part # AU307-0119 60 inch hose whip, 0.1 horsepower, 90
Boardmaker Output to HP DeskJet 920 or 960 Inkjetprinters
2002-05-31 by elsokwak
Hi All, I am using Boardmaker for making my howbrew PCB s. Printing is done on foil for transparant overheadprojector. I was using a old Olivetti JP250
Re: [Homebrew_PCBs] complicated boards
2002-05-30 by JanRwl@AOL.COM
In a message dated 30-May-02 07:53:48 Central Daylight Time, ... Very nice work! Jan Rowland [Non-text portions of this message have been removed]
Re: [Homebrew_PCBs] complicated boards
2002-05-30 by Hans Wedemeyer
Compare this old prototype and you will see it is the mother of the production version, less SMD(one chip) http://hans-w.com/Old_Ursa_Prototype.jpg These are
Re: [Homebrew_PCBs] complicated boards
2002-05-30 by Randy Knutson
Dear Hans: I was wondering how you lay out and solder your surface mount components out or are those not on your prototypes? Thanks! Randy Knutson ... Do You
New file uploaded to Homebrew_PCBs
2002-05-30 by Homebrew_PCBs@yahoogroups.com
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the Homebrew_PCBs group. File : /Homemade
New file uploaded to Homebrew_PCBs
2002-05-30 by Homebrew_PCBs@yahoogroups.com
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the Homebrew_PCBs group. File : /Homemade
New file uploaded to Homebrew_PCBs
2002-05-30 by Homebrew_PCBs@yahoogroups.com
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the Homebrew_PCBs group. File : /Homemade
Re: Laser verses Inkjet
2002-05-30 by adam_seychell
I ve found the inkjet ink, inkjet transparency and inkjet printer settings can play a *big* role in how well the image gets printed. The Epson transparencies
Jan's PET controlled PCB drill/mill
2002-05-30 by Steve Greenfield
Jan forgot, he uploaded this picture before and I resaved it at reasonable size and reuploaded it to:
Re: [Homebrew_PCBs] Laser verses Inkjet
2002-05-30 by Steve Greenfield
If the Alps had done the obvious step of making their wax thermal printers a straight through able to feed thick items, they d be perfect for printing etch
Re: [Homebrew_PCBs] complicated boards
2002-05-30 by Hans Wedemeyer
This is just one of many.. This one has 14 Integrated circuits, a mix of SMD and thru-hole, plus lots of other components. I made the prototype ( I try to
Re: [Homebrew_PCBs] complicated boards
2002-05-30 by JanRwl@AOL.COM
Randy: I have done up to seven 14 and 16-pin IC s, double-sided, using eyelets in the few places a PTH hole was absolutely necessary. Component-leads often
Re: [Homebrew_PCBs] Laser verses Inkjet
2002-05-30 by Scott Hendershot
This means that the media (paper, CD etc) feed through the printer without bending. This allows for rigid objects such as CDs and maybe PCB blanks to pass
Re: [Homebrew_PCBs] Laser verses Inkjet
2002-05-30 by David VanHorn
... As in the paper does not bend on the way through.