Re: [Homebrew_PCBs] Pros and Cons (revisited from long ago)
2006-06-02 by Stefan Trethan
... I don t think we would ever agree on anything... ST
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Re: Unblocking epsons
2006-06-02 by Steve
... http://www.polyphoto.com/tutorials/PrintHeadCleaning * 5 parts distilled or filtered water * 4 parts 50% or 70% isopropyl alcohol - clear * 1 part clear
[Homebrew_PCBs] RE : Practicality - Buying vs Toner vs Inkjet vs Milling vs Photo
2006-06-02 by Robert Hedan
... For those that don t know: - Buying, well that one seems self-explanatory. - Toner transfer, printing the circuit on a special paper and transferring the
File - monthly.txt
2006-06-02 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
Sill subjetc lines - was - ..... vs Milling vs Photo ?
2006-06-02 by Andrew
Sorry was going to be to the point - but I started to ramble and drivel (as I do) and went off track and split my original intent into a new thread that WAS
Pros and Cons (revisited from long ago)
2006-06-02 by Andrew
I asked in another thread if anyone thinks it is a good idea to do a pros and cons document. If we can agree on the pros and cons of each method - it might be
Re: [Homebrew_PCBs] Practicality - Buying vs Toner vs Inkjet vs Milling vs Photo
2006-06-02 by guja
vs Photo ???? Andrew wrote: Feel free to flame me if I am talking drivel - but....
RE: [Homebrew_PCBs] Re: MEK
2006-06-02 by David R. Rachels
Be cautious of where and how you use solvents such as acetone, MEK & Methylene Chloride. In addition to health risks these compounds attack most plastics very
Practicality - Buying vs Toner vs Inkjet vs Milling vs Photo
2006-06-02 by Andrew
Feel free to flame me if I am talking drivel - but ... Well - making a few PCBs a month probably is more than the average joe . I would guess the average joe
RE: [Homebrew_PCBs] Re: Unblocking epsons
2006-06-01 by David R. Rachels
What is Steve s Cleaning Mix ? _____ From: Homebrew_PCBs@yahoogroups.com [mailto:Homebrew_PCBs@yahoogroups.com] On Behalf Of Russell Shaw Sent: Thursday, June
Re: [Homebrew_PCBs] Re: Practicality (was Zoran to ink)
2006-06-01 by Stefan Trethan
Yea i know there s something wrong with shipping on the island, with parcel farce and all.. But customs is a PITA here too. Took ages and i m sure much of it
Non-Newb Catch-up-Was: Re: Newb Catch-Up
2006-06-01 by lcdpublishing
You may want to check on them!!! Maybe the mice are using them to cook their dinners ;--) Chris
Re: [Homebrew_PCBs] Non-Newb Catch-up-Was: Re: Newb Catch-Up
2006-06-01 by Stefan Trethan
... I got plenty of ovens in the attic just waiting to be converted! But no time to make a controller. ST
Re: [Homebrew_PCBs] Non-Newb Catch-up-Was: Re: Newb Catch-Up
2006-06-01 by Lez
... Ha you got the delux model, mine has no thermostat, just a heat setting switch (400/800w) and a clockwork 60 minute timer.
Re: [Homebrew_PCBs] Re: Practicality (was Zoran to ink)
2006-06-01 by Lez
I l get it over it when parcel force stop charging flat rates for handling fee s on items that need vat
RE: [Homebrew_PCBs] Non-Newb Catch-up-Was: Re: Newb Catch-Up
2006-06-01 by Andrew Thornber
Got one! Works well, but need to take the manual thermostat out as it is all over the shop! Available from Amazon. Called Toaster Ovens!
Re: [Homebrew_PCBs] Non-Newb Catch-up-Was: Re: Newb Catch-Up
2006-06-01 by Lez
little oven.... price can vary wildly, but I got mine for £14/$28 http://www.abask.com.tw/cgi-bin/productfn/pdt_detail_lst.pl?ProdID=6
Re: [Homebrew_PCBs] Non-Newb Catch-up-Was: Re: Newb Catch-Up
2006-06-01 by Lez
... I m in the UK, about 6 month ago the market was swamped with little ovens that had a heater top and bottom, I think they are radiant infra red, about
Re: [Homebrew_PCBs] Re: Practicality (was Zoran to ink)
2006-06-01 by Stefan Trethan
... It won t work because the ink will then run out the head. A CIS seems easier to build than a spolgeless cart... You should maybe get over that only buy in
Re: [Homebrew_PCBs] Non-Newb Catch-up-Was: Re: Newb Catch-Up
2006-06-01 by Stefan Trethan
Yes, i was going to answer that, started with it but never finished, so far ;-) Anyway, now is as good a time as any. Ok, summing up.. We know the CX4200 works
Re: MEK
2006-06-01 by derekhawkins
... Not quite, closest Acetone synonyms are Methyl Ketone and Dimethyl Ketone. AFAIK, the synonym Ethyl Ketone doesn t exist. MEK is Methyl Ethyl Ketone.
Non-Newb Catch-up-Was: Re: Newb Catch-Up
2006-06-01 by kilocycles
Stefan, Please go back and take a look at my previous request in Message # 14557. I was in the hospital for awhile, and then had surgery a couple of weeks
Re: [Homebrew_PCBs] Re: MEK
2006-06-01 by Bryan Pope
... Speaking of chemistry - http://wired.com/wired/archive/14.06/chemistry.html Cheers, Bryan [Non-text portions of this message have been removed]
Re: MEK
2006-06-01 by kilocycles
Back in the 1970 s, into the early 80s, pro bowling champion Earl Anthony soaked his bowling balls in MEK overnight before tournaments. Very controversial
Re: MEK
2006-06-01 by derekhawkins
... Acetone has a higher evaporation rate compared to MEK when last I checked.
Re: [Homebrew_PCBs] Re: MEK
2006-06-01 by lists
In article , ... Ah the days of /real/ chemistry at school
Re: [Homebrew_PCBs] Re: MEK
2006-06-01 by Lez
... I m 145 kg, about 24st, or a very a very large number of pounds, can it help me????????
Re: [Homebrew_PCBs] Re: MEK
2006-06-01 by Mycroft2152
Do not get it in your eyes. Wear eye protection! The evaporation rate is much faster. But nasty stuff. Dissolves the fat out of your skin. Makes it very dry.
Re: [Homebrew_PCBs] Re: Practicality (was Zoran to ink)
2006-06-01 by Mycroft2152
Steve, Don t get your dander up. Calm down. Don t over react. I was responding to your implied point that the laserjet and laminator was more expensive than
Re: [Homebrew_PCBs] Re: Practicality (was Zoran to ink)
2006-06-01 by Lez
... Well I am hoping that all epsons behave like mine and will print anywhere on the tray, like I said, mine would not, but it was not the printer, it was the
Re: [Homebrew_PCBs] Re: MEK
2006-06-01 by Stefan Trethan
On Thu, 01 Jun 2006 12:14:19 +0200, Mycroft2152 ... Was that the one that damages the eyes so easily? I don t remember for sure which
Re: Unblocking epsons
2006-06-01 by Steve
... When i ... fewer ... solvent ... I agree completely, my point was just that a drop of undried ink into anything isn t a good test of how good a cleaner
Re: Practicality (was Zoran to ink)
2006-06-01 by Steve
... Your point? We should all drop every other method because it might cost some money to set it up and use photocopiers and clothes irons? ... The ordinary
Re: [Homebrew_PCBs] Re: Unblocking epsons
2006-06-01 by Russell Shaw
... I had already done half a dozen clean-outs with the epson cartridge in there, and i wasn t about to waste any more of that $1000/Lt ink;)
Re: [Homebrew_PCBs] Re: Practicality (was Zoran to ink)
2006-06-01 by Mycroft2152
Steve, Your numbers are a little high. Laser printers $80, laminators $30. Irons less. Mastercard ;) Some people with use a readily availible photocopier --
Re: Unblocking epsons
2006-06-01 by Steve
... However it works, it is doing something. ... Water will pass that test. Let some ink dry for a week, then try it. 20 cleaning cycles might have worked with
Re: Practicality (was Zoran to ink)
2006-06-01 by Steve
Theoretically if someone writes a shareware driver or interface to the driver that allows a full area rectangle to be printed with the CD tray, it could also
Re: [Homebrew_PCBs] Re: Practicality (was Zoran to ink)
2006-06-01 by Lez
... This is not true on an epson 900 with cd print tray, it prints just like a4, maybe others can do a simple test on a r200 or r300 of loading the tray as
Re: [Homebrew_PCBs] Re: Unblocking epsons
2006-06-01 by Russell Shaw
... I know. But the force needs to exceed the surface tension before you ll get any kind of flow out of the nozzle. ... When i tried Nifti as a refill, i set
Re: [Homebrew_PCBs] Re: Practicality (was Zoran to ink)
2006-06-01 by Mycroft2152
Good points. Just other things to be tried. Another issue is whether pcb or drawing programs will print the pcb in colored ink rather than black. Again the
Re: Practicality (was Zoran to ink)
2006-06-01 by Steve
How about a modified CD tray? Or just making an entirely new CD tray? The big issue there is probably that the software will only allow ink to be sprayed down
Re: Unblocking epsons
2006-06-01 by Steve
... I m not sure it is forming a droplet. It is possible to push or pull ink through the nozzles without relying on the formation of droplets. In any case,
Re: Practicality (was Zoran to ink)
2006-06-01 by Mycroft2152
You can buy a printhead that is driven by a basic stamp for about $100. It is theoretically possible to adapt this print head to a CNC. Unfortunatey it is not
Zoran to ink
2006-06-01 by Cristian
Here you are a stupid idea: what if Zoran will duplicate a piezo printing head with only one nozzle, to use the better MIS Pro ink? Or another etch-resistant
[Homebrew_PCBs] Re: MEK
2006-06-01 by Robert Hedan
... mmmm-okay... Acetone is a good example that I can relate with, I use it to clean the PCBs before etching and to remove the toner after etching. Robert
Re: [Homebrew_PCBs] Re: MEK
2006-06-01 by Leon Heller
... From: Mycroft2152 To: Sent: Thursday, June 01, 2006 11:14 AM Subject: [Homebrew_PCBs] Re: MEK ...
Re: MEK
2006-06-01 by Mycroft2152
Think of MEK as extreme nail polish remover (acetone). It s actually the big brother to acetone. MEK is a very common industrial solvent and must be used
Re: [Homebrew_PCBs] Re: Drop on Demand vs. The Other Kind
2006-06-01 by JanRwl@AOL.COM
In a message dated 5/31/2006 7:47:48 P.M. Central Daylight Time, robert.hedan@videotron.ca writes: I ll have to ask, what s MEK?
Re: [Homebrew_PCBs] Re: Unblocking epsons
2006-06-01 by Russell Shaw
... The surface tension is a constant of the fluid. The force required to form a droplet is independant of nozzle diameter. Therefore, the Pascals required to
Re: Unblocking epsons
2006-06-01 by Steve
... nozzles is ... from ... Let s keep it civil. A peristaltic pump with a hose hundreds of times larger diameter than the nozzles... I don t think it s quite