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Andy Preston

Veroboard, Dumpster diving, Pascal, Assembler, AVR. Overenginiered bodge jobs a speciality.

Swindon - United Kingdom

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This user joined on 12/13/2016.

My Projects

Research project to develop a circuit to safely and efficiently control a 240V universal motor salvaged from a washing machine

Washing Machine Motors

andy-preston Andy Preston

Assembling my own USB microscope out of old junk, spare parts and a little bit of home-shop metalwork

USB Microscope

andy-preston Andy Preston

We're told so often that the secret of success is to fail and learn from our failures. Well here's a chance for me to learn from my failure

Gallery of Failure

andy-preston Andy Preston

Printers from military surplus with absolutely no documentation and an obscure interface connector... sounds like a good hacking project.

Hacking a Cossor (Raytheon) Husky Printer

andy-preston Andy Preston

Driving a magnetic stir bar without any moving parts like a very slow Brushless DC Motor. ATtiny24A - SN754410

"Brushless" / Induction Stir Plate

andy-preston Andy Preston

Observations on failures with forging and casting brass and other bronzes

Failures with forging and casting brass

andy-preston Andy Preston

View all 8 projects

My Pages

Vintage Software
11/29/2019 at 16:29 • 0 comments

DEC PDP-11 Login Monitoring Program

BBC Microcomputer Lorenz Attractor

Casio fx-7000G Lorenz Attractor
Note the HPL style gazinta operator.

Things I've Built

'lectronic Lava Lamp (2006)

https://www.youtube.com/watch?v=0lZ5c8oAcr0 Various experiments with producing "arty / psychedelic / swirling" video imagery using mostly analogue and optical technology and strictly no computers.

SpiralSynthModular (2004)

https://github.com/original-male/spiralsynthmodular I was part of the team here doing lots of GUI development and adding some new modules.

Bleepint (1999)

http://sunsite.icm.edu.pl/delphi/d10free/bleepint.zip Componet for Borland Delphi and C++Builder to get decent tones out of a PC speaker under Windows... including the Fractint beeps. Still lurking around the internet now.

Projects I Like & Follow

Recreation of the 'Fastest computer in the Universe' that runs FORTH.

Recreating the Jupiter Ace

cees-meijer Cees Meijer

Replace your old 78xx voltage regulators with this much more efficient pin-compatible buck converter.

78xx Replacement

stefan-wagner Stefan Wagner

Decapping chips with easily obtainable tools and chemicals.

Home IC Decapping

Yet another Bluetooth to Plain Old Telephone adapter. This one drives existing phone lines so you don't have to modify the phone.

Blue POT

dan-julio Dan Julio

Bringing an Eighties handheld classic into the modern world, via a Raspberry Pi Zero, some rewiring and a bit of luck

Getting online with a 1987 Psion Organiser II

james-fossey James Fossey

A small Compact E-ink / E-Paper Adapter for use with a Variety of Waveshare Modules

E-ink Adapter

john-loeffler John Loeffler

Supplyframe DesignLab: 2022 Hackada…

Can it save audio? It can save data too!

Simple Universal Modem

anders-nielsen Anders Nielsen

Unusable dial phone ? Give it a new life !

Arduino Mobile Dial Phone

proton-gamer Proton Gamer

Space Invaders inspired PCB art thing

LED handheld

Resto-Mod Dungeons and Dragons Digital Dice Tower based on a 1975 Bell & Howell IMD-202 Digital Multimeter

1978 "Heathkit" D&D Digital Dice Tower

john-anderson John Anderson

Hackaday Prize 2019

Work more safely with mains power

Mains protection box

yann-guidon-ygdes Yann Guidon / YGDES

Retro-Futuristic 8-bit AVR based computer with 5" TTL CRT, PS-2 Keyboard, Serial Thermal Printer, PCM sound, and flash file system

Resto-Mod 8 bit microcomputer

john-anderson John Anderson

When playing with microSD, you want use SPI flash in your design and you have uSD connector

micro SD card to SPI flash adapter

KZ80

kyle-isom Kyle Isom

A modular and expandable 30MHz+ overclocked 6502 computer design using through-hole/PDIP parts

Fast PDIP 6502 computer

Revision 2 of the resto-Mod Dungeons and Dragons Digital Dice Tower based on a 1975 Bell & Howell IMD-202 Digital Multi-meter

1979 "Heathkit" D&D Digital Dice Tower

john-anderson John Anderson

A small adapter board to provide two serial interfaces.

Dual Serial USB Adapter

marco-maccaferri Marco Maccaferri

A rotary dial and Nixie display user interface for a home automation system. Powered by RPi Pico W and MQTT.

Advanced Dial-Home Device

keri-szafir Keri Szafir

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Bits

Brian Cornell wrote 05/21/2019 at 16:29

Thanks for following https://hackaday.io/project/165458-350-watt-true-sine-inverter

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