Re: [CAD_CAM_EDM_DRO] Re: Higher power from L298 etc.

Hi
To Mariss :
You just keep making a Great product so people like me can use them
without knowing how to build one .

Ron K

mariss92705 wrote:

>Tony,
>
>My apologies for that. I've had a pretty full plate up until now,
>primarily with bringing the G2002USB 6-axis motion controller to a
>point where I can hand it off to people much smarter than me to begin
>doing WinXX programming for it.
>
>It is now at the point where next week I will have 25 beta units
>going out to people that can write polished and saleable software for
>it. It is something I'm very excited about and a product I belive in
>very much.
>
>In my gut I feel it will have as much of an impact as any motor drive
>I have ever designed. I have been consummed by it because I think it
>will revolutionize the controller end of CNC application software. It
>will bring together performance unobtainable even in DOS with the GUI
>elegance, user convinience and flexibilty of WinXX.
>
>This is an unannouced product product on our website. It is being
>done as an open source project because that will give it the best
>chance of acceptance. If you are interested where it stands right
>now, see the yahoo group called "geckodrive".
>
>It has taken many months of my time and many thousand dollars of
>direct costs to get it to this point. It is now done from the
>hardware end.
>
>In the next few weeks I will be taking care of other things that have
>been started but necessarily have had to push to the back burner.
>
>First out the chute will be the G310, then the G298. I hope to have
>betas of both before the end of the year if I really hurry. The G420
>has been running since summer but I'm not happy with it because it
>utilizes hall-sensor feedback and the comprimses that causes. I have
>some ideas I will be exploring to make it a satisfactory product as
>well now that my time will be freed-up from the present task.
>
>Mariss
>
>
>
>
>--- In CAD_CAM_EDM_DRO@y..., "Tony Jeffree" <tony@j...> wrote:
>
>
>>I was wondering that too. I emailed Mariss to enquire about it a
>>couple of days ago but haven't had a response so far.
>>
>>Regards,
>>Tony
>>
>>--- In CAD_CAM_EDM_DRO@y..., "Tim Goldstein" <timg@k...> wrote:
>>
>>
>>>This makes me wonder what the status of the Gecko high power L298
>>>replacement. For those that don't remember Mariss said he would
>>>
>>>
>put
>
>
>>together
>>
>>
>>>a design that used the power output section of a G201 (80 v 7
>>>
>>>
>amp)
>
>
>>and on
>>
>>
>>>the logic input side worked like a L298. I think he mentioned a
>>>
>>>
>>price of
>>
>>
>>>$20 - $30 per unit.
>>>
>>>Tim
>>>[Denver, CO]
>>>
>>>----- Original Message -----
>>>
>>>
>>>
>>>>HI everyone,
>>>>
>>>>I have recently designed a new board based on the L297,L278.
>>>>
>>>>At present its still on the drawing board, ( to be made and
>>>>
>>>>
>>tested)
>>
>>
>>>>If it works ok it will run 80 volts at 30 amps or more.
>>>>
>>>>In my search for ideas I found one person who had interfaced
>>>>
>>>>
>the
>
>
>>L297 to a
>>
>>
>>>>special Signetics driver capable of running at 600Volts at 50
>>>>
>>>>
>>amps.
>>
>>
>>>>This apparently is a commercial design.
>>>>
>>>>I failed to follow this route as the driver chips are only
>>>>
>>>>
>>available in
>>
>>
>>>>large quantities, so I used Fets instead.
>>>>
>>>>Once we have one running successfully the plan is to publish
>>>>
>>>>
>the
>
>
>>circuit
>>
>>
>>>so
>>>
>>>
>>>>anyone can use it.
>>>>
>>>>Regards
>>>>
>>>>Mark
>>>>
>>>>Addresses:
>>>>FAQ: http://www.ktmarketing.com/faq.html
>>>>FILES: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO/files/
>>>>Post Messages: CAD_CAM_EDM_DRO@y...
>>>>
>>>>
>>>>OFF Topic POSTS: General Machining
>>>>If you wish to post on unlimited OT subjects goto:
>>>>
>>>>
>>>aol://5863:126/rec.crafts.metalworking or go thru Google.com to
>>>
>>>
>>reach it if
>>
>>
>>>you have trouble.
>>>
>>>
>>>>http://www.metalworking.com/news_servers.html
>>>>
>>>>http://groups.yahoo.com/group/jobshophomeshop I consider this
>>>>
>>>>
>>to be a
>>
>>
>>>sister site to the CCED group, as many of the same members are
>>>
>>>
>>there, for OT
>>
>>
>>>subjects, that are not allowed on the CCED list.
>>>
>>>
>>>>NOTICE: ALL POSTINGS TO THIS GROUP BECOME PUBLIC DOMAIN BY
>>>>
>>>>
>>POSTING THEM.
>>
>>
>>>DON'T POST IF YOU CAN NOT ACCEPT THIS.....NO EXCEPTIONS........
>>>
>>>
>>>>bill
>>>>List Mom
>>>>List Owner
>>>>
>>>>
>>>>
>
>
>Addresses:
>FAQ: http://www.ktmarketing.com/faq.html
>FILES: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO/files/
>Post Messages: CAD_CAM_EDM_DRO@yahoogroups.com
>
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>Moderator: jmelson@... timg@... [Moderator]
>URL to this group: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO
>
>OFF Topic POSTS: General Machining
>If you wish to post on unlimited OT subjects goto: aol://5863:126/rec.crafts.metalworking or go thru Google.com to reach it if you have trouble.
>http://www.metalworking.com/news_servers.html
>
>http://groups.yahoo.com/group/jobshophomeshop I consider this to be a sister site to the CCED group, as many of the same members are there, for OT subjects, that are not allowed on the CCED list.
>
>NOTICE: ALL POSTINGS TO THIS GROUP BECOME PUBLIC DOMAIN BY POSTING THEM. DON'T POST IF YOU CAN NOT ACCEPT THIS.....NO EXCEPTIONS........
>bill
>List Mom
>List Owner
>
>
>
>Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
>
>
>
>
>

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