... use ... too. ... can ... purchased ... At work, we use relatively cheap noise cancelling headphones. Radio Shack sells something similar, and will help...
Ok, I am about to give up. I have a board by stepper world, not the best I understand. I would upgrade but since I can not get my computer to talk to this...
... ******************** Hello Jim, Divide aand Conquer: Motors locking up means that the controller is holding the motors steady until it gets instructions...
Jim, You say they "lock up" - does that mean there is a noticable change of state or condition, such as a buzz, click, or jog, or that they simply don't do...
By locking up, think what I am trying to say is they are on hold, ie: you can not turn them. The VBstep program that Stepper World says to use to test them...
Yes, with the Quickstep program I have the pulse pacer hardware that hooks between the printer port and the board. With the VBstep that is not used and the...
Hi Jim, I just looked at my new IBM w/XP pro, and I'm not seeing any port configuration! Not like my old '98. I'll have to check further. Sounds like an...
Hi Jim, The way to get to the BIOS is: From a cold boot (not restart) press the F2 key (some pcs use Del key or ESC key) while the pc is first starting before...
HI, seen an interesting four wire stepper on ebay for Sherline systems.... it has 400 steps per revolution instead of the normal 200, but it only a four wire...
Hey Shorty, Do you have special Stepper Drivers for these new steppers? The description says 2.8 amps, and most drivers seem to go up to 2.5. Does this...
Hi Bernie, ... The 2.8A rating is a max rating. My drivers will only do 2.5A as well. Torque is proportional to current, so you basically have to derate the ...
Ebay Item 7578094721 (no it's not my listing) Holding torque 425oz Shaft diameter .25 Voltage 4v Current 2.8A Nema 23 Body size 60mm w X 86mm L most 270-280oz...
Over-kill........ mojogrisgris <mojogrisgris@...> wrote: Ebay Item 7578094721 (no it's not my listing) Holding torque 425oz Shaft diameter .25 Voltage ...
haev a look at http://www.homeshopcnc.com/page3.html they have a 260 oz motor, regualr price every day of $40, $2.50 if oyu want dual shaft. There are suddenly...
Bernie, I am using the Xylotex board and they are only good up to 2.5 amps, This means that I will loose some torque/speed from the motor but should only be...
Dave, I sort of came up with the same thing only I was guessing. <grin> Shorty Making chips and things with chips in TN Hobbies..Hobbies..Hobbies I have to...
Mojo, I hope they are as good as it seems, I have ordered 6 of them, 4 for the mill and 2 for the lathe.. Although in reality I only need one on the z axis...
I hope it is, It would be nice to work with steppers that are not underpowered. Shorty Making chips and things with chips in TN Hobbies..Hobbies..Hobbies I...
Shorty, if you use those motors you might want to reduce the current and drop the available torque even further. It's only a matter of time before a...
Peter, Good point, I had not thought of that, I will have to look at that. Right now the two major problems that I have are the Z axis on both the mill and...
Bernie Great technical information and explanation of WHY. Check out the rest of the site. http://www.ams2000.com/stepping101.html I guess I should add this to...
... possible) ... SERVO's in ... Steppers vs servos? Ask someone who is using servos to go back to steppers. It's not likely they will volunteer. Some info...
Ok, if your problems are only on the Z axes, then might I suggest that you take a good look at your saddle nuts before changing motors. I've been doing a _lot_...
After half an hour or so, the motor on my Sherline 2000 gets really really hot. I've seen other guys mount cooling fans on top for this reason. I was thinking...
I'm right on the edge of buying one of these, but I'd sure like to see one in person before I plunk down the cash. There's a free lunch in it for whoever is...
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