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Scott Alfter

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This user joined on 01/11/2018.

My Projects

Don't kill your rechargeables.

Battery Low-Voltage Cutoff

Determine the capacity of your battery stash...useful for battery pack and powerwall construction.

4-Channel NiMH/Li-Ion Battery Tester

Get rid of that full-size USB connector with this drop-in micro-B replacement.

USB Micro-B to B Adapter Board

an adapter to host a Raspberry Pi inside your Apple II

A2RPi v2.0

...or perhaps the smallest, most portable macro keypad :)

Password Typer

Plugs directly into an Apple IIGS, or you can adapt it to your needs.

RGB to Component/S-Video/Composite Converter

View all 11 projects

Things I've Built

ATX PID Controller

I gutted a dead ATX power supply and stuffed in a PID controller and SSR to control a lead pot for bullet casting and a molten-salt pot for case-head annealing

PiFridge

Raspberry Pi reimplementation of an earlier project I had built around an Apple II...monitors and controls the temperature of a refrigerator used for homebrew fermentation https://gitlab.com/salfter/pifridge

Raspberry Pi I2C/1-Wire/RTC

I2C and 1-Wire interface board with SSR controller and clock, for the PiFridge https://upverter.com/salfter/b0ef63c2cd7a37c7/rpi_i2c_1w/

Projects I Like & Follow

Budget Electric go kart build that focuses on functionality and design

E-Kart: The electric Go Kart

adrian-georgescu Adrian Georgescu

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

Hackaday.io Project

Follow this project to learn how to use FPGAs and incorporate them into your projects.

The Hobbyists Guide to FPGAs

luke-valenty Luke Valenty

The 2018 Hackaday Prize

An efficient and compact generator that can be coupled with wind turbines or water wheels to produce upwards of 100W

Portal Point Generator

Supplyframe DesignLab: 2022 Hackada…

Open up a 2010 iPad, remove its logic board, and fabricate a new board based around the Raspberry Pi CM4.

Put a Raspberry Pi CM4 into an original iPad

Rig and technique for digitizing 35mm film negatives.

35mm Flim Negative Scanning

stephen-holdaway Stephen Holdaway

Supplyframe DesignLab: 2023 Hackada…

Teensy/Arduino Flight Controller and Stabilization

dRehmFlight VTOL

nick-rehm Nick Rehm

A simple Atmel ISP programmer or experimentation/development platform using a Tiny45/85

Tiny Ruler

Apple's HomeKit supports Bluetooth but isn't an open spec. Here's the open source code to make it work

HomeKit for Bluetooth

tim-wilkinson Tim Wilkinson

Turned an antique intercom into an Amazon Echo

50s Intercom Raspberry Pi Echo

nickrbrewer nick.r.brewer

Use a (D)SLR to "scan" analog film negatives and positives with 3d printed holding frame.

Scan analog film. For the very last time.

The 2017 Hackaday Prize

Custom cartridge for IBM PCjr

PCjrCart

Reliving the age of BBSing in the 21st century.

Cheap BBS server

Berkeley Goodloe

The following shows how to get root access to the kindle pw2 shell by using the serial port (console).

Kindle Paperwhite 2 (Root Access)

jonathan-cline-ieee Jonathan Cline IEEE

made by nxez.com

raspberry pi dac hat

2017 Xmas goal is to build a Polar Express layout and control it with a Raspberry Pi.

Raspberry Pi Polar Express

The TSOC_PSoC4L is a Programmable System on Chip board with integrated USB and Li-Po battery power and charging functions

thingSoC PSoC4L (large)

pattern-agents Pattern Agents

TV REMOTE CONTROLLABLE COMPUTER SONG PLAYER

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Bits