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Subject: Re: [Homebrew_PCBs] Re: Plotter Information

From: Bill Maxwell <wrmaxwell@...>
Date: 2011-02-06

I cant help with the DXY-800 specifically, Don but I have recently
scanned the Operations manual for its multi-pen brother, the DXY-880, if
that helps.

Bill, VK7MX

On 6/02/2011 11:54 AM, VK3YV wrote:
> Hi , I am again looking for information on a DXY 800. I have one with both
> serial and parallel but no information regarding drivers and any other info
> that is relative to it, "any luck". If all else fails I may rebuild it
> using a 5 axis driver board I am waiting on. The only problem I have is it
> is a MACH 3 CNC activated thing and I don't know If I can plot with it. I
> have a HP pen holder and solenoid to replace the Roland one. One of the uses
> will be for board layouts using the plotter frame and use the electronics in
> a better frame and steppers to engrave panels.
> Many thanks,
> Don....
>
>
> ----- Original Message -----
> From: "designer_craig"<cs6061@...>
> To:<Homebrew_PCBs@yahoogroups.com>
> Sent: Sunday, February 06, 2011 6:25 AM
> Subject: [Homebrew_PCBs] Re: Plotter Information
>
>
>> PC stock would not work in a larger HP plotter, you have a grit roller and
>> a rubber pinch roller. It depends on the grit pattern digging into the
>> paper. Alos the paper bed is curved. You also need a roller set at the
>> other side of the paper or it will not run straight.
>>
>> Best bet is to find a smaller 11 x17 flat bed HP pen plotter. They had an
>> electrostatic system for holding the paper down and a gantry pen holder
>> system.
>>
>> Craig
>>
>> --- In Homebrew_PCBs@yahoogroups.com, Mark Lerman<mlerman@...> wrote:
>>> Yes, I had heard about the indentation. I assume the indents are on
>>> the bottom so that I could mount the pcb on paper or cardboard?? Can
>>> a pcb fit mechanically without modification?
>>> Mark
>>>
>>> At 04:19 PM 2/4/2011, you wrote:
>>>> Note:
>>>> The pen moves in the X plane and the PAPER moves in the Y plane. A PCB
>>>> is
>>>> rigid so you would need to attached to the equivalent of a paper
>>>> carrier.
>>>>
>>>> The plotter technology is clever with the grit wheels actually indenting
>>>> the
>>>> paper on the first pass so the paper on future passes back and forth
>>>> track
>>>> the previous indented markings.
>>>>
>>>> A long time ago I played around with this idea but I was using a fiber
>>>> optic
>>>> cable to keep the laser stationary and the weight down for the pen
>>>> assembly.
>>>> Today lasers are much smaller.
>>>> Bertho
>>>> ==============================
>>>>
>>>> From: Mark Lerman Sent: Friday, February 04, 2011 15:38
>>>> At 03:25 PM 2/4/2011, you wrote:
>>>>
>>>>> --- On Fri, 4/2/11, Mark Lerman<mlerman@...> wrote:
>>>>>> From: Mark Lerman<mlerman@...>
>>>> homebrew_PCBs@yahoogroups.com
>>>>>> Date: Friday, 4 February, 2011, 18:52
>>>>>> work. Questions:
>>>>>>
>>>>>> 1 - How good is a plotter's resolution?
>>>>> Just a quick answer: the basic resolution of HPGL, the
>>>>> HP plotter language that nearly all plotters use, is
>>>>> 40 steps per mm. So, if you add 40 to a co-ordinate,
>>>>> the pen moves by 1mm. Now, I don't know if this is
>>>>> the mechanical resolution of the plotter, but it sets
>>>>> an upper limit to resolution, at least.
>>>> Thanks - that would be .001 inch (1 mil) per step, more than adequate!
>>>> Mark
>>>>
>>>>
>>>>
>>>>
>>>> ------------------------------------
>>>>
>>>> Be sure to visit the group home and check for new Links, Files, and
>>>> Photos:
>>>> http://groups.yahoo.com/group/Homebrew_PCBsYahoo! Groups Links
>>>>
>>>>
>>>>
>>
>>
>>
>> ------------------------------------
>>
>> Be sure to visit the group home and check for new Links, Files, and
>> Photos:
>> http://groups.yahoo.com/group/Homebrew_PCBsYahoo! Groups Links
>>
>>
>>
>
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> ------------------------------------
>
> Be sure to visit the group home and check for new Links, Files, and Photos:
> http://groups.yahoo.com/group/Homebrew_PCBsYahoo! Groups Links
>
>
>
>
>
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