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hld42

Industrial experimental physicist in Silicon Valley. Electronics lab and machine shop downstairs. Instrumentation expert.

Silicon Valley
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hld42
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This user joined on 08/16/2020.

136.8k
5.4k
95
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Science in your hand. A pocket-sized instrument capable of visualizing and exploring the world around you.
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Open Source Science Tricorder

peter-jansenpeter jansen

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Follow for the 'Hacklet' and latest news about hackaday.io
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Hackaday.io Project

lutetiumLutetium

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Breaking the encryption on the Lerdge series mainboards so I can try porting Marlin 2.0 to it.
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Lerdge 3d Printer Mainboard Hacking

jc-nelsonJ.C. Nelson

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Getting an old (1980s) SEM running and adding digital capture
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Hitachi S-450 Scanning Electron Microscope

jerry-biehlerJerry Biehler

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A five stage CPU core based on the MIPS instruction set
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32 bit MIPS CPU

reed-fosterReed Foster

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Raspberry Pi Based Hardware Sampler / Synth Platform
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SamplerBox 1

p-tP. T.

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Teach programming, electronics, and mechanics with the Kano Computer and Snap Circuits.
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Raspberry Pi 3 Desktop a 7-yr-old Can Build & Use

steve-schulerSteve Schuler

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This projects converts a Bobby-Car (children's ride-on toy) to electric by using 4 Hoverboard motors, VESC controllers and an ESP32
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Electric Bobby-Car

peter-ptziPeter Pötzi

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RISC-V is a free, open general-purpose instruction set architecture developed at UC Berkeley, designed to be flexible and extensible.
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RISC-V Instruction Set Architecture

yunsup-leeYunsup Lee

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Chaos Illustrated by the Analog Computation of the Lorenz Equations
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Chaos Computer

tom-quartararoTom Quartararo

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Oh 2008, Ipads were expensive so I turned my laptop into a tablet.
Project Owner Contributor

Coconut Radio, a DIY Tablet Computer

chazChaz

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Using an Raspberry Pi connected to a shortwave radio to monitor shortwave activity and produce an alert when there is activity on the radio.
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Shortwave Radio Alert

tom-stilesTom Stiles

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Nixie clock with IN-12A controlled by MCU
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Nixie clock

andyAndy

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452
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An Electro-Luminescent Wire Analog Clock
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EL Wire Clock

bharbourBharbour

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Device that makes the normally-invisibile world of RF audible.
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All-Band Receiver

adam-demuriAdam Demuri

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A terrible transmitter made just for kicks
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AM Radio Transmitter #5

grant-giesbrechtGrant Giesbrecht

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A dual channel RS232 adapter for my FPGA board. It works @ 3.3V or 5V, and may be it can be useful for others things too...
Project Owner Contributor

Dual channel RS232 adapter

just4funJust4Fun

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Time encoded in RGB
Project Owner Contributor

RGB Clock

jj

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