Re: [Homebrew_PCBs] Expansion of pcb when heated for TT
2007-02-01 by Lez
... And that does not expand? (looks for tape measure and a hot iron........)
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Re: [Homebrew_PCBs] Expansion of pcb when heated for TT
2007-02-01 by Stefan Trethan
... no, remember that s stuck to glass fibers. ST
Re: [Homebrew_PCBs] Expansion of pcb when heated for TT
2007-02-01 by DJ Delorie
... I ve gotten in the habit of outlining my boards too. For the green TRF, it also helps reduce wrinkles.
Re: [Homebrew_PCBs] Expansion of pcb when heated for TT
2007-02-01 by Lez
... I m sure it not the paper, got to be the copper, but I cant see why only a few of us (well 2!) seem to see this. Unless its more noticeable with some
Re: [Homebrew_PCBs] Expansion of pcb when heated for TT
2007-02-01 by Stefan Trethan
... I see something similar with my paper, it tends to rip off the board outline if i do not draw a second, wide, outline around it to anchor the paper to the
Expansion of pcb when heated for TT
2007-02-01 by Lez
Ok I am seeing the same problem with this working paper as my other papers, and now I m on a laminator, not an iron.... My problem is when I heat the
Re: [Homebrew_PCBs] Re: UK laminators --- temperatures ?
2007-02-01 by Stefan Trethan
On Thu, 01 Feb 2007 13:46:30 +0100, Barry Hitchen ... Hey, good to hear someone else is using verbatim paper. Which is yours, is there any number or weight or
Re: [Homebrew_PCBs] Re: UK laminators --- temperatures ?
2007-02-01 by Derryck Croker
... I shorted the switch out on my laminator as a quick and dirty test. The next thing that happened was the over temp. fuse blowing! I noted also that the
Re: UK laminators --- temperatures ?
2007-02-01 by Barry Hitchen
Chris, I only started to use this method last week, when I ran out of photo resist board. I have made about ten boards now with 2 failures which was due to the
Re: First attempt at resist Scribing,,,,,
2007-02-01 by lcdpublishing
Not closed loop - open loop, stepper driven. ... it?
Re: [Homebrew_PCBs] Re: PCB vs stripboard/veroboard
2007-02-01 by David McNab
... For complex circuits needing to fit into tight enclosures, yes. But certainly not for my simple PIC12F675 programming/development board. ... Of course I d
Re: PCB vs stripboard/veroboard
2007-02-01 by jcarlosmor
... always ... (or ... http://www.geocities.com/mike_aus_us/micros/projects/Stripboard_EAGLE/ Stripboard_EAGLE.htm?200722 ... mech ... holes ... track ... less
PCB vs stripboard/veroboard
2007-02-01 by David McNab
Hi, After getting a knack for home PCB imaging/etching, I thought my veroboard/stripboard days were well over. Especially since I ve always laid out
Re: [Homebrew_PCBs] Re: UK laminators --- temperatures ?
2007-01-31 by DJ Delorie
... Switch? Who said anything about a switch? I have to unplug it! Switches. Boy, kids sure are lazy these days. Next thing you know, they ll want someone
Re: UK laminators --- temperatures ?
2007-01-31 by Andrew
... off............. ... On ON You lucky gastard. When I was a lad our laminators only had an off switch. And we felt lucky.
Component Art
2007-01-31 by mycroft2152
Have a few extra components in your junk box? Here s one way to use them up. Original link from the GIZMODO site.
Re: UK laminators --- temperatures ?
2007-01-31 by Chris Horne
... solutions, ... for the ... ones are ... He he ... I decided to go with an old second hand laminator from ebay... it has an adjustable temperature control
Re: [Homebrew_PCBs] Re: UK laminators --- temperatures ?
2007-01-31 by Stefan Trethan
... That s just it, doesn t seem like people are buying ready-made solutions, sounds like lotsa hacking for mediocre results. If i have to make something i
Re: [Homebrew_PCBs] Re: UK laminators --- temperatures ?
2007-01-31 by Lez
well I go back on what I said about modifying with a few thicknesses of paper to the thermostats, its hotter from cold, due to thermal lag, so the first pass s
Re: UK laminators --- temperatures ?
2007-01-31 by Chris Horne
... up, ... more than ... Stefan... did you get out of the grumpy side of the bed this morning ? I have all the machinery needed to make one from scratch,
Re: [Homebrew_PCBs] Re: UK laminators --- temperatures ?
2007-01-31 by Lez
... Lol we have a tv like that, its 6 years old and possibly done 5 years in the on position Any how, temps, remove thermostat thing and fit 2 thicknesses of
Re: [Homebrew_PCBs] Re: UK laminators --- temperatures ?
2007-01-31 by DJ Delorie
... Mine only has on :-(
Re: UK laminators --- temperatures ?
2007-01-31 by Chris Horne
I m replying to my own post here.. but If anyone else has some temperatures.. please add them.. I just used a pyrometer to measure the actual temperature I
Re: [Homebrew_PCBs] Re: UK laminators --- temperatures ?
2007-01-31 by Stefan Trethan
... 160C is on the low end of the ideal temperature range, i would say. My fuser unit has a sticker 160C but i think i actually have it adjusted to 180C. But
Re: [Homebrew_PCBs] Re: UK laminators --- temperatures ?
2007-01-31 by Lez
... Wow 3 settings, must be an expensive one, mine has on and off............. Lez
Re: UK laminators --- temperatures ?
2007-01-31 by Chris Horne
Barry, I saw your post and as I have up til now, unly used my wife s iron, I thought I would get one (well, at least send her out to get one !) I tried it
Re: [Homebrew_PCBs] Re: uk pen tests
2007-01-31 by Lez
Just adding to my UK pen test, dont laugh....Asda laundry marker.... The Asda laundry marker with 24 iron on name tags, 75pence, bar code ends 09851 in you
Re: [Homebrew_PCBs] UK laminators
2007-01-31 by Lez
Well I decided to give the Asda one another go with better paper so went to Argos for a pack of hp everyday photo paper, semi glossy ........... (argos
Re: brass etching
2007-01-31 by Stephen Lane
Stephen wrote: I use 0.005 thick Brass Shim from a Non Ferrous Metal supplier who had a end of roll at a good price 300mm wide by about 5 meters long I think.
Re: First attempt at resist Scribing,,,,,
2007-01-31 by derekhawkins
... It all comes down to the following/tracking error at 40IPM, what is it? I take it this is a closed loop setup.
Re: [Homebrew_PCBs] UK laminators
2007-01-31 by DJ Delorie
... It would be, I just haven t gotten around to it yet.
First attempt at resist Scribing,,,,,
2007-01-31 by lcdpublishing
Using my CNC machine, I made my first attept at resist scribing. For a resist I used Dykem (commonly referred to as machinist bluing). I then machined up a
Re: [Homebrew_PCBs] UK laminators
2007-01-31 by Lez
... Its the uk health and safety boffins ST, then have shortened the length of the conducting part of the pin so it only just works if all the way in, bad
Re: [Homebrew_PCBs] UK laminators
2007-01-31 by Stefan Trethan
... One would think that for a person wanting to make a PCB it would seem trivial to fix any such mains power issues, no? I mean this is hardly rocket science,
Re: [Homebrew_PCBs] UK laminators
2007-01-31 by Lez
... Yup sounds like a plug/socket bad connection issue, try using a small 4 way extension etc to power it from that socket, I have a 60ft 3way extension cable
Re: brass etching
2007-01-31 by fenrir_co
... No, I meant the Xerox waterproof paper that I ve been experimenting with. The brass is thin enough to run through the printer but I m very wary of using my
Re: [Homebrew_PCBs] grinding drills
2007-01-31 by JanRwl@AOL.COM
In a message dated 1/30/2007 10:15:24 A.M. Central Standard Time, stefan_trethan@gmx.at writes: Does carbide lose hardness if it gets too hot like hardened
Re: UK laminators
2007-01-31 by Barry Hitchen
Hi Lez, I hve just bought a Texet LM-251 laminator from Maplin, it has 2 heat settings and produces good results with photo-glossy paper that I already had.
Re: [Homebrew_PCBs] Re: UK laminators
2007-01-31 by DJ Delorie
... In my case, the bad outlet is the only outlet on a dedicated 20 amp circuit, and the good outlet is the one with lots of stuff on it.
Re: [Homebrew_PCBs] Re: brass etching
2007-01-31 by Ross McKenzie
Regarding shipping costs... My most recent Digikey order cost US$56 for the item and US$131 for delivery! Caveat emptor! Regards, Ross McKenzie ValuSoft
Re: [Homebrew_PCBs] Re: brass etching
2007-01-31 by DJ Delorie
... Ok, I can do down to 7 mil with TT. ... Hmmm... you can feed the brass right through the printer? That would save some hassle. ... You can get Pulsar
Re: UK laminators
2007-01-30 by fenrir_co
... Yes, I had that issue too. Apparently too many things share the same circuit. I returned one as defective before knowing this. Try a different outlet - the
Re: offtopic laminator
2007-01-30 by fenrir_co
... I ve had good success with three to five passes through a Creative GBC 9 laminator (the one that retails $50 at Staples) but I don t know if it can handle
brass etching [was Re: New paper to test: Xerox Waterproof]
2007-01-30 by fenrir_co
... you can ... Lacquer thinner is far far more toxic than acetone or mineral spirits which can take the oil based paints off. Forgot to mention that the best
Re: brass etching
2007-01-30 by fenrir_co
... I ve never tested the accuracy but it has more to do with the toner transfer process than the etching process. Which is still hit and miss for me. I m
Re: [Homebrew_PCBs] UK laminators
2007-01-30 by DJ Delorie
Side note: I ve found that my laminator (GBC 9 ) won t work in my office. After an hour it s still not hot, just warm. I plug it in in the kitchen, it heats
Re: [Homebrew_PCBs] offtopic laminator
2007-01-30 by Martin Klingensmith
Lez, If you want to try hacking it you could take it apart and hook the heating element to an incandescent light dimmer switch. -- Martin
UK laminators
2007-01-30 by Lez
I should have asked before buying the ^^^^ I have to take back tomorro, but what laminators are you fellow uk ers using? And what did I buy? the asda lm420h,
offtopic laminator
2007-01-30 by Lez
Anyone know of a laminator that gets hot hot hot! (who s been watching big cook little cook...) I just bought one from Asda as I killed the motor drive on my
Re: [Homebrew_PCBs] Just my luck
2007-01-30 by Lez
well the uk Asda laminator, model LM420H has a warning that says HOT, maybe it should say pleasently warm ............. Damn useless transfers with the paper