Re: Need a crimp tool
Got the crimp tool today and it does the job. The jaws are changeable. The two anvils cover the pc molex power supply size crimps and the smaller pin size crimps. It does a reasonable crimp. I couldnt...
View ArticleRe: stepper motors and drivers compination
My understanding is that yes an electromagnet pulling on a piece of steel would create a force proportional to the square of the current, but when in another magnetic field it would be proportional to...
View ArticleRe: printer sudenly stops
Interference is causing it. Try to have them further out. My printer seems to emit rf. I need sheilded cables for my motors. Drives my external temp probe nuts.
View ArticleAlternative to Arduino Prusa i2...Launcpad tiva C?
Hi, Here I am writing to you because I'm venturing to build a Prusa i2. After documents, guides, tutorials, stl etc ... I'm starting to put a piece after another. My question is, you can use a worthy...
View ArticleRe: Alternative to Arduino Prusa i2...Launcpad tiva C?
People are already starting to use Arduino due which is a Atmel SAM3X8E ARM Cortex-M3 CPU There is also the 4pi and SmoothieBoard see [reprap.org] Electrically all you need is a bunch of io lines (3...
View ArticleRe: Help with 4PI / Reup
Hello, I don't usually hang out here but someone on the IRC asked me to look at this so here I am. If you have any further questions, poke me on the IRC. 1) Both are correct! Due to availability I had...
View Articledesperate help!! Im a newbie!
First, thank in advance for the help. I just bought a prusa i3 [www.3dprintersonlinestore.com] but all the instructions are in chinesse, so far by the pictures given I mange to complete the build....
View ArticleRe: desperate help!! Im a newbie!
Typical junk... Tells you everything but what you need to know, ie what usb to serial driver it uses but I did find [yun.baidu.com] The top archive has ftdi ft232 chip drivers in it. This is what you...
View ArticleRe: Alternative to Arduino Prusa i2...Launcpad tiva C?
You can buy a Duet controller board from either RepRapPro or Think3dprint3d. It has the same processor as the Arduino Due. It also includes 4 stepper drivers with current control by digipots, 2 heater...
View ArticleRe: Smoothie - ready for prime time?
Hello. Smoothie is very actively developped. You can see recent commits here : [github.com] Smoothieboard is also very actively developped, we are working on a new version right now. The documentation...
View ArticleRe: Alternative to Arduino Prusa i2...Launcpad tiva C?
I'd like to know if it's possible to use EK-TM4C1294XL .
View ArticleRe: desperate help!! Im a newbie!
Im going to check that out now and hope that solves the issue. today the response that they sent says : you need to change from windows 8 to windows 7. I dont know, but is ok if I switch to a pc...
View ArticleRe: desperate help!! Im a newbie!
I personally recommend linux for reprap. Stops issues like Microsoft randomly rebooting your pc to apply updates at 3am, even though you have set it to not apply updates... but thats just my...
View ArticleRe: 12864 Smart LCD with RAMPS 1.4 Strange behavior. :S
Update. I meassured 5V on the all the servos and aux pins. With 12V power supply i have 3.8V on the 5V pins, with only the USB cable i have everywhere 5V, if i connect both USB and 12V Power supply i...
View ArticleProper Resistance of a Heated Bed
I have two heat beads. Both MK2a. One etched copper from a reputable company and the other a cheap copper plated one (copper plating in the holes and copper pads). They both measure ~2ohms resistance...
View ArticleRe: 12864 Smart LCD with RAMPS 1.4 Strange behavior. :S
Probably mega's voltage regulator is faulty.
View ArticleRe: Proper Resistance of a Heated Bed
What does your multimeter read when you touch the probes together firmly? It will probably be some fraction of an ohm. Subtract that reading from the 2 ohms you measured to get a more accurate value...
View ArticleRe: 12864 Smart LCD with RAMPS 1.4 Strange behavior. :S
The Mega's voltage regulator is very likely working but overheating due to the current drain and going into thermal limiting mode. In particular, the back light on the 12864 needs quite a lot of...
View ArticleRe: Proper Resistance of a Heated Bed
This doesn't happen to be a 24v compatible bed, is it? Measuring the end points of such a bed would measure ~2 ohms for 24V use, while measuring from each of the ends of the trace and the center pad...
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