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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

Arm based "analogue" synthesizer using AVR, pots and switches to have a "proper synth" UI (no/very minimal menus)

Crystal Palace

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

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

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

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

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

Unusable dial phone ? Give it a new life !

Arduino Mobile Dial Phone

proton-gamer Proton Gamer

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

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

Fast PDIP 6502 computer

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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