Re: [Homebrew_PCBs] Laser printer - experts please explain
2004-02-25 by Stefan Trethan
... Well then, i thought the same. BUT why then works Aluminium foil? What i wanted to do is isolate the PCB so there is no short to ground. i want to put it
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Re: [Homebrew_PCBs] Re: My results with a laminator
2004-02-25 by Stefan Trethan
... I m over there and listening already... I ll post a addition to your question asking if anyone knows where to get the stuff in Europe.... ST
Re: [Homebrew_PCBs] Re: Desoldering Problems for a transistor
2004-02-25 by Ron Amundson
... I agree, but incoming inspection does not warrant the labor costs to solder the parts in place, and I m always looking for good ideas and lower priced
Re: [Homebrew_PCBs] Re: Desoldering Problems for a transistor
2004-02-25 by Ron Amundson
... From: Ben H. Lanmon To: Sent: Tuesday, February 24, 2004 9:52 PM Subject: [Homebrew_PCBs] Re:
Re: [Homebrew_PCBs] Laser printer - experts please explain
2004-02-25 by JanRwl@AOL.COM
In a message dated 2/24/2004 8:27:15 PM Central Standard Time, stefan_trethan@gmx.at writes: I wonder if it would be possible to laser print on metal surface.
Re: My results with a laminator
2004-02-25 by gmanca101
Basically, the silicon mold is by Alumlite/Dow Corning. You see, Alumlite purchases the Dow Corning MS III RTV Rubber compound and then repackages it into
Re: Desoldering Problems for a transistor
2004-02-25 by Ben H. Lanmon
Put a socket on the board so they just plug and unplug the Transistor. Ben
Re: My results with a laminator
2004-02-25 by joshdewinter
... original ... plastic, ... Thanks for the info on the laminator and the plastic. I m very very curious about this plastic making method, and I m going to
Re: [Homebrew_PCBs] Desoldering Problems for a transistor
2004-02-25 by Ron Amundson
... Its hard to find a reasonably priced socket to measure S parameters. Diamond powder sockets work well, and are used in production, but would be overkill
[Homebrew_PCBs] Laser printing - another question
2004-02-24 by Stefan Trethan
You know aquiring stuff at ebay gets cheaper the more time you have. I was wondering which printer to look for. I have a IIID now, and i am perfectly satisfied
Re: [Homebrew_PCBs] Laser printing Aluminium Foil - It works !!???!!??!
2004-02-24 by Stefan Trethan
... I used the old remanufactured toner. it always leaves pinholes in thick media i don t feed the aluminium oxyde in the new drum. it was exactly the same
Re: [Homebrew_PCBs] Re: Laser printing - voltages
2004-02-24 by Stefan Trethan
... thanks. i need a HV probe. any ideas how to build one (where to get the resistors??) for the scope would be nice (but voltmeter would be ok too) ST
Re: [Homebrew_PCBs] Desoldering Problems for a transistor
2004-02-24 by Stefan Trethan
On Tue, 24 Feb 2004 12:54:26 -0800 (PST), sirish minapalli ... well, you heat one leg, just pull as much as the other legs will flex, then do this with every
RE: [Homebrew_PCBs] Laser printing Aluminium Foil - It works !!???!!??!
2004-02-24 by Robert Ussery
... It s not that I don t trust you, but I feel that I can judge the quality of the transfer better by seeing pictures than by you describing it... A picture s
Re: Laser printing - voltages
2004-02-24 by Steve
5 to 15KV says my faulty memory. OK, not faulty just disorganized. Steve
Re: [Homebrew_PCBs] Desoldering Problems for a transistor
2004-02-24 by Rick C.
Why not use a socket? Available from many supply houses. Digikey, Jameco, etc. Rick ... [Non-text portions of this message have been removed]
Casting replacement parts, was Re: My results with a laminator
2004-02-24 by Steve
... get ... please ... plastic ... effort so ... before ... I belong to the Yahoogroup Casting: http://groups.yahoo.com/group/casting/ And I m list-owner of
Re: [Homebrew_PCBs] Laser printing - voltages
2004-02-24 by Stefan Trethan
I wonder which numbers we are talking here - how many volts are normally on the different wires? thanks st
Desoldering Problems for a transistor
2004-02-24 by sirish minapalli
Hello everybody... I hope somebody could solve my problem with regards to soldering and desolderin a transistor. i m currently workin on building a s-parameter
Re: [Homebrew_PCBs] Laser printing Aluminium Foil - It works !!???!!??!
2004-02-24 by Stefan Trethan
On Tue, 24 Feb 2004 13:29:13 -0700, Robert Ussery ... Its just a piece of aluminium foil with X-es on it. if you don t trust me i can
Re: [Homebrew_PCBs] Laser printing Aluminium Foil - It works !!???!!??!
2004-02-24 by Stefan Trethan
... it has not to hold the image i think. the electrostatic image is only at the drum. the paper is charged the whole surface the same, no matter if black or
Re: [Homebrew_PCBs] Laser printing Aluminium Foil - It works !!???!!??!
2004-02-24 by Alan King
... Note the surface has to hold an electrostatic image to pick up the toner. Most oxides aren t that conductive, so would hold an image well enough for the
RE: [Homebrew_PCBs] Laser printing Aluminium Foil - It works !!???!!??!
2004-02-24 by Robert Ussery
Pictures? Please? Sounds cool. - Robert
[Homebrew_PCBs] Laser printing Aluminium Foil - It works !!???!!??!
2004-02-24 by Stefan Trethan
Hi I just thought i might try laser printing with aluminium foil. I thought if i only use thin stripes of foil across the page it will not short out anything.
Re: My results with a laminator
2004-02-24 by gmanca101
Hello, My laminator is a GBC 95p with a thermal cut-off of 152 degrees celcius. So thats like 305 degrees F. I wonder if you could bypass the fuse and perhaps
Re: [Homebrew_PCBs] Re: My results with a laminator
2004-02-24 by Stefan Trethan
On Tue, 24 Feb 2004 19:40:53 -0000, joshdewinter ... you can motorize the fuser you know, just like it was in the printer. I too am
Re: My results with a laminator
2004-02-24 by joshdewinter
... Do you know by any chance what the cuttoff temperature is of your laminator now? I ve got a cheap laminator, but it just doesn t work that well. I think
[Homebrew_PCBs] Laser printer - experts please explain
2004-02-24 by Stefan Trethan
Hi all, I have thought about the TT a bit. The whole problem really is the paper - the second transfer makes it complicated and distorts the image. I wonder if
Re: [Homebrew_PCBs] Re: My results with a laminator
2004-02-24 by Stefan Trethan
... because of no roller is affected by solder no pcb will be affected too. and then it will just come out hot. (one roller carries the solder to the pcb) ST
Re: My results with a laminator
2004-02-24 by gmanca101
I found this pcb workshop site, http://www.cia.com.au/rcsradio/makepcb9.txt, from Australia. All though they describe im somewhat detail their roll tinning
Re: [Homebrew_PCBs] My results with a laminator
2004-02-24 by Stefan Trethan
... I think you are very right with that. the fuser only contacts a stripe at a time, the iron holds a big area hot. you need to pass it much more often, and
My results with a laminator
2004-02-24 by gmanca101
Well, having first used an HP 7445A Plotter and then switching to the TT method, I noticed the ease in making a pcb with the TT method especially with double
Re: [Homebrew_PCBs] Re: tt success
2004-02-24 by Don Perry
Re: can i use a shirt printing machine for transferring layout?
2004-02-23 by Steve
I think he meant a heat press. Like this: http://www.powerpropresses.com/ I have the first one on the list. I will try it. Steve
Re: can i use a shirt printing machine for transferring layout?
2004-02-23 by joshdewinter
I just tried this before I perfected the TT process with a fuser. I m thinking TT is where it s at, at least for now. I purchsed about $100 worth of
Re: [Homebrew_PCBs] Re: tt success
2004-02-23 by Stefan Trethan
On Mon, 23 Feb 2004 21:54:08 -0000, joshdewinter ... I think the copper shorts it out... The process would work in principle, charging
Re: tt success
2004-02-23 by joshdewinter
Hey JT. You know, at our comapany, we use paper-thin copper sheets for the in-between layers of multi-layer boards. One night, I got the idea of sending one
tt success
2004-02-23 by cdaw01
Greetings. Out of a lack of interesting things to do, I attempted TT I tried about 7 different papers I had laying around, and came across something that is
Re: [Homebrew_PCBs] can i use a shirt printing machine for transferring layout?
2004-02-22 by Stefan Trethan
On Sun, 22 Feb 2004 19:01:56 -0000, mumin55555 ... simply try it (if you have the machine already). there are only three important
can i use a shirt printing machine for transferring layout?
2004-02-22 by mumin55555
hallo! can i use a shirt printing machine for transferring layout using pnp paper? its an electrical big heated metal plate that is pressed down with a handle.
Re: [Homebrew_PCBs] FINALLY!! SUCCESS!!!
2004-02-22 by Stefan Trethan
Josh, what you say about the soft side does most of the transfering is interesting... i only tried it with the teflon/aluminium side on the paper. But the
Re: [Homebrew_PCBs] The right fuser temperature
2004-02-22 by Stefan Trethan
On Sun, 22 Feb 2004 03:34:18 -0000, joshdewinter ... Hi Josh, there is a thermistor contacting the fuser roller. I simply have used a
FINALLY!! SUCCESS!!!
2004-02-22 by joshdewinter
I just have to say...WOW! FINALLY!!! After so many attempts with different papers, methods, and whatnots, I finally have something I m proud to show off.
Re: [Homebrew_PCBs] What do the pro board houses use?
2004-02-22 by Ronald Viers
I have run on to no end of silicon chip fabrication equipment on Ebay. I know that is not the same as PCB but I think it would be a good idea for you to add
The right fuser temperature
2004-02-22 by joshdewinter
Hi folks. Well, after much experimenting with a SECOND laminator like the first, I have determined that my printer s toner must just melt at too high a
Re: [Homebrew_PCBs] What do the pro board houses use?
2004-02-21 by Adam Seychell
The best way to get a feel for what equipment is used by the professionals is to find a PCB fabricator who is willing to give you a quick tour around the
How to build a Collimated UV Exposure source
2004-02-21 by sciciora
Interesting link on how to build a Collimated UV Exposure source: http://www.thinktink.com/stack/volumes/voliii/equipment/uvlamp/uvlamp.htm - Steven Ciciora
Re: What do the pro board houses use?
2004-02-21 by markuszingg
... 10 ... As Leon pointed out you need to master through hole plating first. Take a look at http://www.myhome.ch/mzingg/pcbstuff/tps to see my homebrew
Re: [Homebrew_PCBs] What do the pro board houses use?
2004-02-21 by Leon Heller
... From: ghidera2000 To: Sent: Saturday, February 21, 2004 1:19 PM Subject: [Homebrew_PCBs] What do
What do the pro board houses use?
2004-02-21 by ghidera2000
I m actually having great success making double sided boards with 10 mil traces - haven t blown a board in a looong time. Its a fair bit of work though and I m