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Ethan Waldo

Dabbler of many things

Alexandria, Virginia
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1 Projects
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This user joined on 02/08/2016.

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HacDC
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Build a bench power supply with as little brain power needed
Project Owner Contributor

Brainless & Disposable Bench Power Supply

ethan-waldoEthan Waldo

08.21.2017 12:00 pm EDT - 04:30 pm EDT
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Be at the point of greatest eclipse at 36.9664 N, 87.6709 W
Project Owner Contributor

Eclipse GE point

36.9664 N, 87.6709 W

16.9k
183
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based on a printed frame. The design is free, the parts needed are affordable and its easy to build
Project Owner Contributor

THE 100 - The fastest 3D Printer

matttheprintingnerdMattThePrintingNerd

11.2k
47
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Making the most of non-ideal components in a non-ideal world.
Project Owner Contributor

Multislope ADC

nnniNNNI

10.6k
83
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A very compact, very inexpensive, very DIYable, very precise little CNC mill. This one uses 3d printed parts.
Project Owner Contributor

Minamil 3dp: another minimal CNC mill

paul-mcclayPaul McClay

10k
47
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40
Carve PCBs at home using a machine you build!
Project Owner Contributor

The Circuit Graver

zakqwyzakqwy

7k
36
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A spin coater is used to spread a thin layer of liquid on a flat surface to a very precise thickness, like photoresist on a PCB.
Project Owner Contributor

DIY Spin Coater

jeroen-delcourJeroen Delcour

5.9k
32
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This device is a part of a collection of wind turbine systems, that with 2 dc motors can generate 100 WATTS!!!
Project Owner Contributor

Bi-Generator vertical wind turbine

esposcar90esposcar90

4k
21
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Open source KVM switch made for the PiKVM that not only switches the HDMI and USB signals but also the ATX signal.
Project Owner Contributor

Pi-Cast KVM Switch

vileervileer

4k
41
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This is a project where I built a sputtering magnetron to deposit thin conductive films on surfaces.
Project Owner Contributor

Sputtering Magnetron

steve-hernandezSteve Hernandez

3.6k
1.2k
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A machine for separating uncured resin from IPA, preserving the IPA's utility.
Project Owner Contributor

IPA Dialysis Machine for Resin 3D Printing

involuteInvolute

2.5k
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This project details the build of a scanning electron microscope and electron lithography unit.
Project Owner Contributor

My Little Scanning Electron Microscope

steve-hernandezSteve Hernandez

2.5k
13
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Use a USB-C power adapter as a power supply with selectable output voltages.
Project Owner Contributor

CH224K USB PD Decoy

stefan-wagnerStefan Wagner

2.1k
13
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An equatorial table shall be adapted to the telescope you intend to use (size and mass) and to your location (latitude of observations).
Project Owner Contributor

3D printed equatorial table fully parametric

aeropicaeropic

1.4k
19
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Manufacture of photographic materials using home-made sputtering equipment.
Project Owner Contributor

Sputtering equipment for daguerreotype photography

koji-tokuraKoji Tokura

1.3k
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This machine fabricates incredibly sharp tips for use in scanning tunneling microscopy, which images individual atoms!
Project Owner Contributor

Zyrus Tip Etcher for Scanning Tunneling Microscopy

baird-bankovicBaird Bankovic

1.1k
15
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This project allows the user to effortlessly bond wires while only utilizing one hand for both the solder and soldering iron.
Project Owner Contributor

Solder Sustainer | Effortless One-Hand Soldering

roboticworxRoboticWorx

1k
4
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This is a small project to build a titanium sublimation pump for my vacuum chamber.
Project Owner Contributor

Titanium sublimation pump

steve-hernandezSteve Hernandez

244
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An electric furnace I built to help with material research and other experiments
Project Owner Contributor

Electric Forge and Kiln

steve-hernandezSteve Hernandez

137
3
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Building a turbodrag controller from a random Ebay purchase.
Project Owner Contributor

Reverse engineering a TurboDrag pump controller

steve-hernandezSteve Hernandez

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Mitsuru Yamada wrote 01/31/2021 at 01:24 • point

Thank you for liking my #Homemade Operational Amplifier !

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