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Andy Geppert

Electronics hobbyist, maker, fixer, flyer.

Minneapolis, MN

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This user joined on 01/01/2017.

My Projects

Hackaday Prize 2019

Weave your own Core Memory to explore, learn and inspire.

Core 64: Interactive Core Memory Badge

What happens when you overlay LEDs with core memory?

Interactive Core Memory Shield Using LED Matrix

Projects I Contribute To

Let's talk puzzles and the DEF CON 27 badge! Join this team to share and discuss.

DEF CON 27 Official Badge Hacking

Things I've Built

Mountain Bike

Hovercraft

Projects I Like & Follow

Hackaday Prize 2019

I didn't have enough to buy a Lab Bench PSU... So I made one.

OPEN Power

A 252 electromagnet-matrix that controls Ferrofluid

Fetch: A Ferrofluid Display

Applied Procrastination

An digital clock made out of 144 7 segment displays

7 Segment display array clock

Open-source wire bending CNC machine for wires at 1mm and less in diameter.

Precise Wire Bending Machine

5V daisy chained neon bulbs. For glowing neon lovers.

Neon Pixels

A Li-ion battery pack which can be charged from an 18V solar panel and can output 230VAC through an Inverter.

Backup Battery Pack

Anuradha Gunawardana

A custom designed retropie / emulation handheld.

simplyRetro Z5

Hackaday Prize 2019

A new take on the LED coaster with wireless power charging and supercapacitor energy storage.

LED Coaster - Wireless/Batteryless

Scott Clandinin

Circuit sculpture jig consisting of a vacuum pump attached to a silicone pad to keep rods and SMD components in place when soldering them.

Soft Soldering Jig

Join the fun and help solve the puzzles of the audio cassette badge

DEF CON 28 Badge Hacking

Custom-built general purpose, programmable, 6502-based computer and operating system.

Vectron 64

hack some standard replacement batteries for my mobile laboratory

mobile power supply

A 3D Printable Model for a TS100 case

TS100 Custom Replacement Case

Main Page: we can't wait to see you there!

2020 Remoticon: Pandemic Creativity! (start here)

In this workshop, we’ll be building a firefly together with custom jigs, brass wire, and LEDs.

Remoticon: Circuit Sculpture Workshop

Hackaday Prize 2020

A Nixie Tube Watch run by Sparkfun's Artemis module. Machine learning, 3D printed enclosure, and features galore!

Artemis powered Nixie Tube watch

RF is black magic and we're going to learn about it here!

Remoticon: Basics of RF Emissions Debugging

We're going to learn some techniques for reverse engineering 2-layer PCBs.

Remoticon: PCB Reverse Engineering

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