Power dissipation calculations in MOSFETs
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Power dissipation calculations in MOSFETs

One of the key elements of electronics design beyond the elementary workings of the circuits is the thermal management and the EMC (Electro Magnetic Compatibility). On a 3D-printer controller board, the MOSFETs tend to be one of the major contributors to both the EMC part as well as the thermal management part. For Replicape Rev…

New Kamikaze CNC image released
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New Kamikaze CNC image released

Kamikaze is a Debian-based eMMC flasher image for BeagleBone Black. It is a complete solution for Replicape and Manga-Screen aiming to contain all software needed to slice a model and print it without installing any additional software. And it has now been updated! The latest image has an updated Octoprint 1.2 which now has CuraEngine…

PWM as DAC
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PWM as DAC

With the new revision of Replicape, I had to do some voodoo with the electronics in order to reach the new target price. Perhaps the most important change was the removal of the Digital to Analog Converter (DAC) that was used for setting the current limit of the stepper motor controllers digitally. Instead, five of…

mangascreen

mangascreen

Manga Screen is a 4.3″ HDMI compatible LCD screen powered by USB. The kickstarter campaign has ended, but be sure to check back in few weeks, since there will be a new batch available through the web-shop once the first batch has been delivered.

More Replicapes + new Octoprint and Redeem packages
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More Replicapes + new Octoprint and Redeem packages

CircuitCo just sent the shipment notification for 48 shiny new Replicapes, so they will be in store in a couple of days! With this batch we’ll also offer FedEx shipping at 70% discount. In other news, Octoprint 1.1.0 was recently pushed to master and I’ve update the package feed with the latest changes. The most…

New BBB flasher with kernel 3.14, Native path planner and a web UI
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New BBB flasher with kernel 3.14, Native path planner and a web UI

The last weeks have been spend making a new BeagleBone Black flasher image, one with an updated kernel, the latest Redeem and a whole lot of graphics goodies. The image with instructions can be found here. The most important changes from the last image is the native path planner in Redeem. Mathieu Monney has done…