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New 3D Printer For Sale
There is a new additive thermo plastic printer for sale at PP3D.com. They call it the UP! printer. They are selling the first 100 units for $1500 USD, then the price goes up to $2990 USD. They...
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Pololu Compatible Relay Driver
I just got my production boards for my Pololu compatible relay driver. This is a little plug in module that can be used to drive off board relays. It uses the signals that are normally used for step...
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DIY Jumper Wires
I love using these jumper wires for prototyping. They work great for breadboards and Arduino headers. You can buy them all over the place including SparkFun. They are available male/male, male/female...
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A Line-us Clone
I have been going to the monthly Amp Hour, Hardware Happy Hour meetup. A lot of people bring something to show. My projects are too big. Also, you need to bring your own power. The meetup standard...
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Hobby/RC Servo Control in PSoC
The PSoC family is my go to line of processors for prototyping. It is like having a breadboard full of digital and analog circuits that you can wire up on the fly. I have been doing some stuff with...
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Line-us Clone Controlled by Easel and Grbl
Last week I made a Line-us drawing robot clone. Unfortunately I had no good way to make it draw easily. I thought I would give the CNC toolpath a shot. My goal is to have a super portable thing to...
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Lost PLA Casting
We recently did some aluminum casting at the Inventables Beer and Making night. The primary mission was to do some lost foam casting, but I wanted to try lost PLA. Beer and Making is typically a...
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X-Controller-Controller (X-Controller minus controller)
I am very happy with the X-Controller. It packs everything you need to run Grbl into a clean little package. It is super easy to hook up and move between machines. With that said, I had a quite a...
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PSoC 5 Daughter Card for XCC
I finished a PSoC 5 daughter card design for X-Controller-Controller project. 10 boards should arrive in about a week. This will clean up all the wiring from the breadboard testing I have been doing....
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TWANG32 – An ESP32 Port of TWANG
I ported the TWANG game over to ESP32. I wanted to do this for several reasons. Cost: The ESP32 is generally lower cost than the Arduino Mega Speed: The ESP32 has a dual core 80MHz processor vs. the...
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