Here’s the same item on eBay for 12 bucks plus shipping from Nevada: https://www.ebay.com/itm/Full-H-Bridge-Motor-Driver-Board-VNH3SP30-30A-5-5V-36V-DC/184440701488?hash=item2af185c230:g:1SoAAOSwdvlfWS3F <https://www.ebay.com/itm/Full-H-Bridge-Motor-Driver-Board-VNH3SP30-30A-5-5V-36V-DC/184440701488?hash=item2af185c230:g:1SoAAOSwdvlfWS3F>
> On Oct 15, 2020, at 11:09 AM, Gene Heskett <ghesk...@shentel.net> wrote: > > On Thursday 15 October 2020 08:32:07 Roland Jollivet wrote: > >> Maybe this is good for you, if available locally; >> >> https://www.olimex.com/Products/Robot-CNC-Parts/MotorDrivers/BB-VNH3SP >> <https://www.olimex.com/Products/Robot-CNC-Parts/MotorDrivers/BB-VNH3SP> >> 30/open-source-hardware >> > I give up, none of the 3 USA distributors are carrying that item. > >> On Wed, 14 Oct 2020 at 22:42, Gene Heskett <ghesk...@shentel.net> > wrote: >>> After it finally was delivered, testing looks good but now I need a >>> controller, smaller and lower voltage than one of Jons pwm-servo's. >>> >>> This motor supposedly turns 220 rpms no load with 24 volts applied. >>> >>> It has an encoder on the rear which is making a 5.4khz quadrature >>> signal when its running free, out of 4 wires, no index which is fine >>> as I'll put a switch on the BS-1 for a home/index anyway. >>> >>> This motor draws 4 amps at max rated 100 watt input. >>> No clue what the LRA amps is but it does jump pretty good getting >>> started so I'd expect startup in-rush to be at least 10 amps. >>> >>> I'd like to control its position like a common rotary servo axis, so >>> what do we have in our linuxcnc toolbox that looks like a bi-dir pwn >>> controlled twin H bridge to run a 24volt brushed PMDC motor with a >>> 10 amp in-rush as if it were a servo? >>> >>> Thanks all. >>> >>> Cheers, Gene Heskett >>> -- >>> "There are four boxes to be used in defense of liberty: >>> soap, ballot, jury, and ammo. Please use in that order." >>> -Ed Howdershelt (Author) >>> If we desire respect for the law, we must first make the law >>> respectable. - Louis D. Brandeis >>> Genes Web page <http://geneslinuxbox.net:6309/gene> >>> >>> >>> _______________________________________________ >>> Emc-users mailing list >>> Emc-users@lists.sourceforge.net >>> https://lists.sourceforge.net/lists/listinfo/emc-users >> >> _______________________________________________ >> Emc-users mailing list >> Emc-users@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/emc-users > > > Cheers, Gene Heskett > -- > "There are four boxes to be used in defense of liberty: > soap, ballot, jury, and ammo. Please use in that order." > -Ed Howdershelt (Author) > If we desire respect for the law, we must first make the law respectable. > - Louis D. Brandeis > Genes Web page <http://geneslinuxbox.net:6309/gene > <http://geneslinuxbox.net:6309/gene>> > > > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net <mailto:Emc-users@lists.sourceforge.net> > https://lists.sourceforge.net/lists/listinfo/emc-users > <https://lists.sourceforge.net/lists/listinfo/emc-users> _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
