Re: [Homebrew_PCBs] Fixing traces... not fun but certainly doable!
2006-01-18 by Kim Currier
How do you tin the CB s with Plummers Paste? CAn you instruct me? How good does it do? Thanks!! Kim ... From: lcdpublishing To:
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Re: which drill press?
2006-01-18 by kilocycles
I use a Dremel drill press that has a table that can be elevated up and down with a knob. That is the way I control the actual drill penetration. I use
Re: Etch tank (was: which drill press?)
2006-01-18 by Bob_xyz
... wrote: ... photos. ... without ... is ... Another question on your setup - It appears that the two tubes attached to the air
Re: [Homebrew_PCBs] Re: Fixing traces... not fun but certainly doable!
2006-01-17 by Alan King
... Moving point metal on metal contacts tend to make RF noise, with dozens of ball bearings helis tend to have hundreds of these. Also tend to have tail
Re: [Homebrew_PCBs] Re: which drill press?
2006-01-17 by Alan King
... Put a hole somewhere, and make it where you can easily hang it up on a wall etc. Sized to fit inside a closet or back side of a closet door might be good
Re: [Homebrew_PCBs] Re: which drill press?
2006-01-17 by Stefan Trethan
The reason i made such a relatively complicated and large drill is because it is prepared for a optical projection mechanism that was never fitted. That said,
Re: Board produced with JetStar film
2006-01-17 by Gary
Hi Leon, [OT]How hard is it to program and write software for the PIC18F2455, as I am considering using it? If you could reply too me off list? Regards Gary
Re: which drill press?
2006-01-17 by alan00463
... down on ... balanced ... have a ... prevents ... and ... angle ... used ... triangular, ... Thanks, Stefan, for your comments. I got my Proxxon drill
RE: Help with a PCB Layout
2006-01-17 by Ted Bruce
Bob, I haven t seen the 16F7X7 anywhere yet; it s not in eithe of the microchip libraries that I have, nor in DL4YHF s yhf_spec.lbr. I ve had pretty good
Re: [Homebrew_PCBs] Re: Etch tank (was: which drill press?)
2006-01-17 by Stefan Trethan
... it is no longer used, i made a better tank soon after taking the photos. Maybe one day i make photos of that one. It is glued with RTV, works great for
Re: Etch tank (was: which drill press?)
2006-01-17 by Bob_xyz
... wrote: ... previous ... degree ... Thanks for posting that link. Nice job on the photos. The pictures of your etching tank
Re: [Homebrew_PCBs] Re: which drill press?
2006-01-17 by Stefan Trethan
As i said those are old pictures. The stop screw is now right at the drill clamp, so that it comes down on the PCB. This holds the PCB down and it prevents the
Re: Fixing traces... not fun but certainly doable!
2006-01-17 by lcdpublishing
That eraser shield is a good idea. I could use that with touch ups prior to etching and so forth. Now for the hard part - finding one :-) as I am sure I have
Re: Fixing traces... not fun but certainly doable!
2006-01-17 by lcdpublishing
Perhaps the noise isn t something the circuits are picking up as much as the antenna is picking up something. Don t know about the helicopters - I was always
Re: which drill press?
2006-01-17 by alan00463
... Don, I ordered a 50-piece carbide bit set for $19.95 from Micro_Mark distributor in NJ. http://www.micromark.com/ plus shipping, just under $30 in less
Re: [Homebrew_PCBs] Re: sometimes you win, always you lose...
2006-01-17 by cristian
Is it a serious project? I m still waiting for an answer. You just disappear. Cristian Look, I m interested in your printer at $6000. I ll send you a Bitmap
Re: which drill press?
2006-01-17 by alan00463
... degree ... Thanks for the additional photos, Stefan. They re most helpful, as the time has come for me to build a rotating drill press. I see you re
Re: [Homebrew_PCBs] Re: which drill press?
2006-01-17 by Stefan Trethan
On Tue, 17 Jan 2006 17:36:06 +0100, glasspusher2001 ... I fear you will have to brave the insane yahoo search for previous discussions on this. You can see
Re: [Homebrew_PCBs] Re: Fixing traces... not fun but certainly doable!
2006-01-17 by Stefan Trethan
Electrical noise is unlikely to happen from a moving wire, otherwise each wire inside any device would be a hazard. When you move it like in a magnetic field
Re: which drill press?
2006-01-17 by dl5012
Hi Don, I bought a $30 drill press stand for Dremel type tools from Jameco Electronics (jameco.com). It has a bit of runout, but it s fine with a little pilot
Re: Fixing traces... not fun but certainly doable!
2006-01-17 by dl5012
... with .010 ... I ... did ... For tiny breaks, I m using a conductive pen. It s silver particles in a carrier. Supposedly you can simply draw traces, but
Re: [Homebrew_PCBs] Re: which drill press?
2006-01-17 by Leon Heller
... From: glasspusher2001 To: Sent: Tuesday, January 17, 2006 4:36 PM Subject: [Homebrew_PCBs]
Re: which drill press?
2006-01-17 by glasspusher2001
Hi, how do I buuild a pivoting drill press? I have a dremel, where can I get small bits for it? Don
Re: Fixing traces... not fun but certainly doable!
2006-01-17 by lcdpublishing
Yup, that s what I meant. Most of the stuff I make goes onto machines and they vibrate. So I suspected that if the machine is vibrating, that could cause
Re: [Homebrew_PCBs] Re: Fixing traces... not fun but certainly doable!
2006-01-17 by Leon Heller
... From: Stefan Trethan To: Sent: Tuesday, January 17, 2006 3:32 PM Subject: Re: [Homebrew_PCBs] Re:
Re: Board produced with JetStar film
2006-01-17 by leon_heller
... Further to the above, it s just taken me a couple of hours to get that rather simple board working! I eventually found that I had the ICD 2 connections
Re: [Homebrew_PCBs] Re: Fixing traces... not fun but certainly doable!
2006-01-17 by Stefan Trethan
On Tue, 17 Jan 2006 15:58:32 +0100, lcdpublishing ... no. except if you mean it rattling around. ST
Re: Fixing traces... not fun but certainly doable!
2006-01-17 by lcdpublishing
Thanks for the tip on bridging with a lower temp, I will try that next time. I did observe the possibility with bending a wire which could short to the next
Re: [Homebrew_PCBs] Fixing traces... not fun but certainly doable!
2006-01-17 by Stefan Trethan
Solder bridges can be made easier when the iron is set to a cooler temperature. But still - if adjacent traces are nearer it ain t gonna work with solder. The
Fixing traces... not fun but certainly doable!
2006-01-17 by lcdpublishing
This weekend I etched some boards with .010 wide traces with .010 wide spacing. After etching I found a couple of traces broken so I had to repair them and
Re: [Homebrew_PCBs] which drill press?
2006-01-17 by Stefan Trethan
On Tue, 17 Jan 2006 02:57:18 +0100, glasspusher2001 ... Some small drill presses for mini drills work OK, but you can build your own pivoting drill press far
Re: Re: Re: Board produced with JetStar film
2006-01-17 by bengt
OK, thanks Leon. I have about the same Epson printers. Unfortunately I cannot find JetStar films here in Sweden. Is it only MEGA that offers these very
Re: [Homebrew_PCBs] Re: Board produced with JetStar film
2006-01-17 by Leon Heller
... From: bengt To: Sent: Tuesday, January 17, 2006 11:01 AM Subject: [Homebrew_PCBs] Re: Board produced
Re: Board produced with JetStar film
2006-01-17 by bengt
Hi Leon, What printer are you using? Cheers Bengt [Non-text portions of this message have been removed]
Re: [Homebrew_PCBs] Re: Help with a PCB layout
2006-01-17 by Mike Young
I m closer to the opposite extreme than Bob. It s useful to model the individual gates so the schematics somewhat reflect the intended design. For example,
which drill press?
2006-01-17 by glasspusher2001
What equipment is best for the amateur when drilling small holes for IC s, etc.? I have a large drill press but it is difficult to center the 0.8mm bits. Don
Board produced with JetStar film
2006-01-16 by leon_heller
This is a PCB I ve produced with JetStar inkjet film: Files LCDPUB 18F2455.jpg It looks like the process I m using with this film is reliable and
Re: Help with a PCB layout
2006-01-16 by soffee83
... Hey Bob, Lately, I ve just gotten in the habit of grabbing the generic DIL packages from the ic-package library in whatever pin config. that I need and
Re: Help with a PCB layout
2006-01-16 by Bob_xyz
... ... Unless your circuit is extremely simple, connecting the pads in the PCB layout is going to be difficult and error-prone. Also, any changes that
Press and Peel Blue and new Laser Printer - Follow-up from Techniks
2006-01-14 by kilocycles
I got a reply from Techniks regarding my inability to get a good transfer from Press and Peel Blue to the copper surface using my Brother HL-2040 for the first
Help with a PCB layout
2006-01-13 by Bob Hyland, PMP
I am trying to build a PCB layout. I have very limited experience even making schematics. I have mostly worked by breadboarding circuits, adjusting until it
Re: [Homebrew_PCBs] Re: sometimes you win, always you lose...
2006-01-13 by cristian
Look, I m interested in your printer at $6000. I ll send you a Bitmap PCB test, asking to print and to send to me. Is that OK? Could you get a piece of bare
Re: [Homebrew_PCBs] Re: sometimes you win, always you lose...
2006-01-13 by Alan King
... Well these were raw tests with the ribbon and my own heating, just to try it out.. But the dropouts for a large area etc are pretty specific to how lasers
Re: [Homebrew_PCBs] Re: sometimes you win, always you lose...
2006-01-12 by Stefan Trethan
On Thu, 12 Jan 2006 23:03:07 +0100, David L. Vernon ... You can t delete messages from going out through the mail list, don t worry,
Re: [Homebrew_PCBs] Re: sometimes you win, always you lose...
2006-01-12 by David L. Vernon
Christian, I ve printed many different surfaces to include plastics, acyrlic, metals, wood, fabrics, and more using a thermal ink which are water resistant
Re: [Homebrew_PCBs] Re: sometimes you win, always you lose...
2006-01-12 by David L. Vernon
My apologies Alan about answering on the wrong printer. I tried to delete my message minutes after I sent it. Not sure how it still got through. Dave /
Re: [Homebrew_PCBs] Re: sometimes you win, always you lose...
2006-01-12 by Stefan Trethan
... About the filled area, have you tested that too? ST
Re: [Homebrew_PCBs] Re: sometimes you win, always you lose...
2006-01-12 by Alan King
... Different subject line, different printer being discussed.. Answer is yes, almost any amount of wax will work fine as long as it is filled. Just like
Re: [Homebrew_PCBs] RE: Copper plating material(s) for a neophyte - tinning brush
2006-01-12 by lists
In article , ... Pyridine IIRC
Re: [Homebrew_PCBs] Re: sometimes you win, always you lose...
2006-01-12 by cristian
Dave, try to print something with water resistant ink and send it to the nearest group member to test. Let say, a text, if you are not familiar with PCB