... To make 1l I used 700ml water, 200ml HCl and 100ml H2O2. My chemicals is 30%, so if you use weaker/stronger stuff the mixture will change. Above is the mix...
... I think you better first know if you can achieve high enough ratio of S2O8/SO4 using such an etch tank configuration. Remember, you are competing with...
I choose water soluble. washing it works great at home and work with no problems. NoClean leaves residue which you can leave, looks crappy, hard to clean off...
At work we also use a large industrial washer and have no problems with the boards. I also like WS for touchups. Leaded is great, leadfree sucks all the way...
You folks aren't making this easy for me... ;-) One thing I noticed about my current no-clean is that the residue has (relatively) low resistance. If I have...
Hi All1 I just bought a GBC H535 laminator from eBay for $95 with shipping! Is anyone using this for Toner Transfer? I think I got a good deal on this as...
I don't think mine is so conductive - I hope not. I can't imagine how anything can get the crud out from under a QFN package. Even a BGA seems relatively easy...
Yeah, I managed to buy one here in the UK. It was a similar price, maybe a little bit more. I paid £70 delivered but it was a bargain as there were a few on...
Any idea how hot the GBC H535 laminator gets? I'm using a Brother 2140 laser printer and the toner seems to require pretty high temperature. I do the toner...
It has been said in other post's that the Brother toner needs a very high temperature!And is not recomended I have a HP 1200 laser printer ($25 Craigslist)and...
Hi Mike, What is the part number for the paper you mentioned? I see two possibilities at Staples. Judging by the price you mentioned, it is probably the first...
Hi! HP Presentation paper 130g Glossy, Product Q2546A Some one else in this group said he used it with great success and he is right! I hope you will be as...
Yes Q2546A is the right one 73 Mike ________________________________ From: drmail377 <drmail377@...> To: Homebrew_PCBs@yahoogroups.com Sent: Sunday, May...
Yup, Q2546A. Works excellent! Spreading/pressure: Yes, the toner DOES spread easily with this paper (I'm pretty sure it has to do with the thermal transfer...
Having recently switched from 220gsm paper to 150 (60 to 40 lbs roughly), the shift was surprisingly large: from as-hot-as-it-can-go- and-push-real-hard to...
Thanks Mike, I live outside the USA, so it is hard to come by the Q2546A product. However I think these two products available to my locale might be the same...
Hello All, I just added a record to the database for printers/toner and did not get to complete the notes section. I got to "Heat for 15 minutes in toaster...
I have made double sided boards. I have tried 30 AWG wire, to big for putting under componets and flat wire from trace repair kits. The problem I am having is...
... I don't have a really satisfactory solution. For one, I avoid vias under components unless they're DIPS in sockets. That works for me. If I'm paranoid, I...
Hi ! I recieved my GBC H535 laminator today from UPS and I checked out the manual! It says the maximum passtrough thickness is .1 inch 2.54mm. I willl not have...
Good deal Mike - we will "stay tuned". What printer/toner are you using? As you saw from an earlier post, I'm VERY interested in a laminator that will work...
... If you want to mail me a sample print (or one page with a couple of smaller prints), I can run it through my laminator and see. Mine has been hacked to...
Hi ! am using a HP2100 ($25 Craigslist) and a Xerox 2125! Both are execellent! Why dont you look on craigslist for a Used HP laserjet. In New York there are...
... Another Trick from my Vacuum tube amp repair days: To solder a chassis or plane, use a hot-air gun in addition to the beefy soldering tip. This will...
For an easy source of solder-able via wire: I've used strands from braiding of coaxial cables. I just strip the coax and de-braid what I need. Sometimes I use...
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