Homebrew PCBs

On Fri, 22 Feb 2013 16:33:56 -0700, you wrote:

>Harvey,
>
>I failed to mention that this particular project is not just part of my
>hobby. Someone else is trying to make some money with it. So cost does
>matter in this particular case.

Ah, then cost trumps cute unless you can make sexy trump cost.

No problem

Harvey

>
>Rick
>
>-----Original Message-----
>From: Homebrew_PCBs@yahoogroups.com [mailto:Homebrew_PCBs@yahoogroups.com]
>On Behalf Of Harvey White
>Sent: Friday, February 22, 2013 4:19 PM
>To: Homebrew_PCBs@yahoogroups.com
>Subject: Re: [Homebrew_PCBs] DIY pcb exposure box UV tl
>
>On Fri, 22 Feb 2013 09:13:43 -0700, you wrote:
>
>>Hari,
>>
>>I am fascinated with the ATTiny85 (computer system on a chip and cost 
>>under
>>$1) but refuse to take the leap until I can find a really cool application.
>>Recently I thought I had one but then realized I could do the same 
>>function with a 25 cent quad op amp and a few passive components. The 
>>cost was half of the ATTiny :-(
>
>Exposure timer.  Exposure timer (if it has an a/d) with sensitivity to
>exposure.  
>
>Do it because it's neat.  You're talking about a 50 cent difference (but not
>really) in hardware cost, but you're talking versatility.
>
>It's a hobby, do it because it can be fun.  That's what hobbies are for, to
>allow you to spend the money without really having to justify it.... (just
>the total expenditure).
>
>
>Harvey
>
>
>>
>>Rick
>>
>>-----Original Message-----
>>From: Homebrew_PCBs@yahoogroups.com 
>>[mailto:Homebrew_PCBs@yahoogroups.com]
>>On Behalf Of Hari Hendaryanto
>>Sent: Friday, February 22, 2013 9:09 AM
>>To: Homebrew_PCBs@yahoogroups.com
>>Subject: Re: [Homebrew_PCBs] DIY pcb exposure box UV tl
>>
>>
>>Hi rick,
>>
>>New url is okay. I'll check if it's(or equivalent)  available on my 
>>local suplier
>>
>>Yes you were right about how people build things. It's just a matter of 
>>personal taste.;)
>>
>>Reason why I'm using proc, because I already have it and not using for 
>>anything.
>>
>>Thanks for your response
>>Regards
>>Hari
>>
>
>
>
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