Re: [Homebrew_PCBs] Components stick to tools
2011-10-24 by Donald H Locker
My experience with exceedingly small parts is limited, but it felt to me like flux or such that was making the part stick to the manipulator. Donald. -- *Plain
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Re: [Homebrew_PCBs] Components stick to tools
2011-10-24 by Leon Heller
... I don t think I ve noticed it with SMD parts. Rs and Cs with leads are often magnetic, though. I ve had them or cut-off leads sticking to loudspeakers.
Re: [Homebrew_PCBs] Components stick to tools
2011-10-24 by Steve
Thanks all for the advice. I m using Wiha 44523 and 44529 tweezers, which the Wiha web site lists as ESD safe and anti-magnetic. Not sure what anti-magnetic
Re: [Homebrew_PCBs] Components stick to tools
2011-10-24 by Leon Heller
... Perhaps the tools have become magnetised. I once used an electromagnet powered by AC to demagnetise a tool by placing it in contact and slowly withdrawing
RE: [Homebrew_PCBs] Components stick to tools
2011-10-24 by Steve Maroney
http://www.adafruit.com/products/421 Regards, Steve Maroney Business Computer Support, LLC 504.904.0266 Office 504.914.4704 Mobile 866.871.7797 Fax From:
Re: [Homebrew_PCBs] Components stick to tools
2011-10-24 by Paul Mateer
I always thought it was the flux.... On Sun, Oct 23, 2011 at 10:28 PM, KeepIt SimpleStupid
Re: [Homebrew_PCBs] Components stick to tools
2011-10-24 by KeepIt SimpleStupid
I ll bet it s magnitism. They make Titanium tweezers for SMD work. www.digikey.com. ... From: Steve Subject: [Homebrew_PCBs]
RE: [Homebrew_PCBs] Components stick to tools
2011-10-24 by Steve Maroney
ESD Safe Tweezers Regards, Steve Maroney Business Computer Support, LLC 504.904.0266 Office 504.914.4704 Mobile 866.871.7797 Fax From:
Components stick to tools
2011-10-24 by Steve
I ve been placing some 0805 SMT components on PCB s this weekend. Use tweezers to place the component and a dental pick to fine tune its position on the board.
Re: Harbor Freight Laminator
2011-10-23 by bklyngrrl1
Would greatly appreciate a copy of the coupon! Any idea if the laminator will work with sheet metal? It s heavier, so just wondering if the laminator s motor
Re: [Homebrew_PCBs] Re: Harbor Freight Laminator
2011-10-22 by Donald H Locker
Used for toner transfer - laser printer toner printed on magazine or some other special papers can be melted off of the paper and onto circuit board copper
RE: [Homebrew_PCBs] Re: Harbor Freight Laminator
2011-10-22 by MIKE DURKIN
Is this to be used instead of a toaster ivan to set ink? Mike KC7NOA To: Homebrew_PCBs@yahoogroups.com From: leeleduc@yahoo.com Date: Sat, 22 Oct 2011 14:06:53
Re: Harbor Freight Laminator
2011-10-22 by leeleduc
This laminator feeds faster than my GBC. It runs at 12 inches per minute. I ran my 2X4 inch board through it 8 to 10 times. I also let it warm up for about 30
Re: Harbor Freight Laminator
2011-10-22 by nps0
... For what it s worth, I just got an HF coupon for this laminator for $19.99. For that price, I had to try it. I ll light it off tomorrow for a try. It s
Re: Cheap HQ 2 layer prototype PCB boards
2011-10-21 by Hakon Gudmundsson
Hi. H-Instruments is located in Iceland, but have a contract with a PCB manufactor in Asia, and ship directly from the manufactor to save time. I found this
Re: [Homebrew_PCBs] Harbor Freight Laminator
2011-10-21 by jeremy hodder
that Laminator is currently on sale 19.99
Harbor Freight Laminator
2011-10-20 by leeleduc
Just tried a Harbor Freight 9 laminator (#92499) costing $28. The box it came in says it reaches 300 degrees. After a 0.032 board was run through a few
RE: [Homebrew_PCBs] Re: Cheap HQ 2 layer prototype PCB boards
2011-10-20 by Jim Franklin
A quick whois check for the h-instruments.com domain shows Hakon Gudmundsson (hakonolig@yahoo.com) Reykjavik Iceland *I removed full address and phone
Conductive Silver Ink from a Ballpoint Pen
2011-10-20 by bebx2000
I came across this link via Boing Boing, Conductive Silver Ink from a Ballpoint Pen http://www.youtube.com/watch?feature=player_detailpage&v=dfNByi-rrO4
Re: [Homebrew_PCBs] Re: VERY FIRST PCB -- SUCCESSFUL!!!
2011-10-19 by Erik Knise
At 20% concentration of HCL and 3% (standard over the counter pharmacy) H2O2 you should have a ratio of ~1:3 by weight (volume is about the same). So you
Re: VERY FIRST PCB -- SUCCESSFUL!!!
2011-10-19 by Chuck
Okay, in answer to the questions people have asked: The recipe was simple. 2:1 ratio of H2O2 to HCL. The HCl was 20% concentration, in a toilet bowl cleaner
Re: Cheap HQ 2 layer prototype PCB boards
2011-10-19 by AlienRelics
I agree, I order from round the world but I want to know where I m ordering from. I don t like it when companies post as if they were a third party customer.
Re: VERY FIRST PCB -- SUCCESSFUL!!!
2011-10-19 by clausundercover
Hi Piers, When I print my boards I make sure that there is a small etched dot inside each copper pad. Kicad does that automatically (it has an option when
Re: VERY FIRST PCB -- SUCCESSFUL!!!
2011-10-18 by freespamfree
What was the magazine that you bought that worked for you? I have been reading online and a lot of different people recommend different companies for the
Re: Cheap HQ 2 layer prototype PCB boards
2011-10-18 by dubob4432
dorkbotpdx.org - enough said - US based, quick turn-around - usually around 10days give or take, superior quality, ENIG finish
Re: [Homebrew_PCBs] Re: VERY FIRST PCB -- SUCCES SFUL!!!
2011-10-18 by Piers Goodhew
My tolerance is just inside the copper circle somewhere. Once the tip s resting against the fr4, I can drag it more precisely. PG Sent from my phone,
RE: [Homebrew_PCBs] Cheap HQ 2 layer prototype PCB boards
2011-10-18 by Steve Maroney
Dear Gang, don t let your projects be restricted to small PCBs, you can use www.batchpcb.com for any size pcb. Regards, Steve Maroney
Re: [Homebrew_PCBs] Cheap HQ 2 layer prototype PCB boards
2011-10-18 by Leon Heller
... ITead Studio boards are cheaper. Leon -- Leon Heller G1HSM
Re: [Homebrew_PCBs] Re: VERY FIRST PCB -- SUCCESSFUL!!!
2011-10-18 by Erik Knise
DJ Delorie who posts here has an excellent page with pictures. http://www.delorie.com/pcb/dremel-stand/ -- Erik L. Knise Seattle, WA On Tue, Oct 18, 2011 at
Re: VERY FIRST PCB -- SUCCESSFUL!!!
2011-10-18 by James Newton
... Neat! I ve heard a couple of people say they had problems with that etchant... would you be willing to share the brand of cleaner and the strength of the
Re: VERY FIRST PCB -- SUCCESSFUL!!!
2011-10-18 by James Newton
... I m curious about your statement then drag it to the centre ... Isn t the hole already in the centre? ... LOL... -- James.
RE: [Homebrew_PCBs] Cheap HQ 2 layer prototype PCB boards
2011-10-18 by Boman33
It looks very interesting and the pricing is good. It bothers me though that there is no information on where the company is located and no mailing address. I
Re: Cheap HQ 2 layer prototype PCB boards
2011-10-18 by AlienRelics
Isn t that your business? Steve Greenfield AE7HD
Cheap HQ 2 layer prototype PCB boards
2011-10-18 by Hakon Gudmundsson
If you need a 2 layer prototype boards h-instruments have a good offer. www.h-instruments.com I have bought from them and the quality and price is fine.
RE: [Homebrew_PCBs] Re: VERY FIRST PCB -- SUCCESSFUL!!!
2011-10-18 by Boman33
If you have access to compressed air, a very good solution is to use an air micro die grinder from, for example, Harbor Freight:
Re: [Homebrew_PCBs] Re: VERY FIRST PCB -- SUCCES SFUL!!!
2011-10-18 by Piers Goodhew
I bought 20 .8mm drill bits on eBay for something insane like $3. You have to wait the three weeks of course. Having drilled my first few boards with a
Re: VERY FIRST PCB -- SUCCESSFUL!!!
2011-10-18 by tda7000
I ve only had that problem when I chose drill sizes too large for pads which were simply too small and should have been larger. It s more likely the drill will
Re: [Homebrew_PCBs] VERY FIRST PCB -- SUCCESSFUL!!!
2011-10-17 by Derek
I would suggest to drill before etching. This way less chance of a snag on the pad and pulling the copper off. Run the drill with a high speed and drill
Re: [Homebrew_PCBs] VERY FIRST PCB -- SUCCESSFUL!!!
2011-10-17 by pebo festus
i should have said drill BITS. ________________________________ From: Chuck To: Homebrew_PCBs@yahoogroups.com Sent: Saturday, October 15,
Re: [Homebrew_PCBs] VERY FIRST PCB -- SUCCESSFUL!!!
2011-10-17 by pebo festus
when i visit the dentist i ask for all his used drills, they make some quite small. ________________________________ From: Chuck To:
Re: [Homebrew_PCBs] VERY FIRST PCB -- SUCCESSFUL!!!
2011-10-17 by Malcolm Parker-Lisberg
Chuck If you are only doing a few PCBs then HSS drills are cheap enough to throw away after each board drilled. I use a Missed Hole drill I made from a 12V DC
Re: [Homebrew_PCBs] VERY FIRST PCB -- SUCCESSFUL!!!
2011-10-17 by Chris Kleeschulte
Great work on that first board, can you send pics for us to see? I would suggest using a quality drill press that does not flex much when the drilling. I also
VERY FIRST PCB -- SUCCESSFUL!!!
2011-10-16 by Chuck
I just made my very first PCB at home!!! Hooray! http://www.instructables.com/id/Easy-to-build-CNC-Mill-Stepper-Motor-and-Driver-ci/ I made the Easy Stepper
Re: [Homebrew_PCBs] Updated printer resolution and density testing
2011-10-13 by David Mitchell
thanks very much Bertho! I occasionally need a good chart like this but never found one I liked as much as this. for the record, my office hp laserjet m9040
Updated printer resolution and density testing
2011-10-13 by Boman33
I started testing printers and transparencies and I added a new test chart in various formats. See: http://www.vinland.com/USAF-1951.html Bertho [Non-text
Re: Direct Inkjet PCB Printers
2011-10-13 by Tim Hills
If you don t like it, you can t have any. Grumpy Old Man. ... [Non-text portions of this message have been removed]
Direct Inkjet PCB Printers (was: Re: [Homebrew_PCBs] Re: Forcing printing of Magenta or Cyan from RGB in Windows)
2011-10-13 by Donald H Locker
1. My name is Donald. 2. Nothing makes me happier than having information archived in an organised manner. I said earlier that collecting information in one
RE: [Homebrew_PCBs] Re: Forcing printing of Magenta or Cyan from RGB in Windows
2011-10-12 by MIKE DURKIN
Thank you .. Looks like I ll need to concentrate on the CD/DVD tray type printers simply due to cost, but will keep my eye out for a R2xx series ... To:
Re: [Homebrew_PCBs] Re: The case for crowd-sourced PCB materials
2011-10-12 by Larry Battraw
... I contacted them last week about this but they refuse to sell quart sizes at all since apparently they re concerned about shelf life. They require a
Re: The case for crowd-sourced PCB materials
2011-10-12 by designer_craig
Larry I got some AQ3000 in Feb of 2010. Genesis had it in quarts on Ebay and I paid about $81 with shipping. You may want to call them and see if they would