Personally I found soldering brass metal not very difficult. I mean here low-temperature soldering, not plunging. So it may make sense to ask for use it as a pcb material. Especially if the board should be thick and stable. I think "German silver" would be another material especially for model builders. Thank you for your explanation! regards - Henry www.ehydra.dyndns.info -----Urspr\ufffdngliche Nachricht----- Von: "Len Warner" <novost@...> An: <Homebrew_PCBs@yahoogroups.com> Gesendet: Freitag, 2. M\ufffdrz 2007 13:52 Betreff: [Homebrew_PCBs] Re: cheap UV light sources? | At 7:11 am ((PST)) Thu Mar 1, 2007, otc_friend wrote: | >Can you describe what makes brass pcb different from copper pcb? | | Yes: AFAIK there isn't any! | | (You have misinterpreted 'brass' as an adjective instead | of a noun in order to extend its scope to 'pcb'.) | | Brass pcb wouldn't work all that well commercially since | the zinc content might mess up the processing baths, | would mess up the solder chemistry, and brass is a | much poorer electrical conductor than copper. | | Some contributors here use (photo)chemical etching to | make parts out of metal shim stock; for example stencils, | and chassis frames for model railway rolling stock. | | It produces a high-precision result in material which is | too fragile for mechanical machining, without the | expensive machinery of EDM or ECM. | | | Regards, LenW
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Re: [Homebrew_PCBs] Re: cheap UV light sources?
2007-03-02 by otc_friend
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