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gkaufman

If you can solder it, I'll play

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1 Projects
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gkaufman
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This user joined on 09/28/2018.

3.1k
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Geoff Graham released an inexpensive video terminal design in 2014. Several others have updated the firmware. Here is an updated PC board.
Project Owner Contributor

ASCII Video Terminal

gkaufmangkaufman

103.9k
507
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Homemade 8MHz Z80 SBC, 128kB banked RAM, RTC, SD (HD emulation), Basic and Forth interpreters, CP/M 2.2 and 3, cross Assembler and C (SDCC)
Project Owner Contributor

Z80-MBC2: a 4 ICs homebrew Z80 computer

Just4FunJust4Fun

12.3k
60
7
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A register level TMS0805 CPU emulator on an Arduino Nano runs the original 320 instruction calculator program. A custom PCB houses it all.
Project Owner Contributor

Sinclair Scientific Calculator Emulator

Arduino EnigmaArduino Enigma

10.9k
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An easy to build homemade single board computer with a V20HL aka uPD70108H (8088 + 8080) or 80C88 CPU. CP/M-80 and CP/M-86 supported.
Project Owner Contributor

V20-MBC: a V20 (8088 + 8080) CPU homebrew computer

Just4FunJust4Fun

8.7k
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This is a Walking ATAT using 8 Servos. Great robotics project!
Project Owner Contributor

Motorized Walking ATAT using Servos and Arduino

Luke J. BarkerLuke J. Barker

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A VT100-like terminal for the Z80-MBC2
Project Owner Contributor

uTerm

Just4FunJust4Fun

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105
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You can never have too many clocks based on obsolete display technologies ...
Project Owner Contributor

Tiny IV-21 VFD Clock

sjm4306sjm4306

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An Arduino-based graphical “flip clock”. Bonus faces because there’s room. Really minimal enclosure.
Project Owner Contributor

FlipClock

Mark WilsonMark Wilson

5.8k
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Test any electronic component with this pocket component tester
Project Owner Contributor

Component Tester in a Keychain

Akshay BawejaAkshay Baweja

4.3k
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Fast, small, available. Pick any three.
Project Owner Contributor

CP/M 50 Mk II

jessexmjessexm

3.6k
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A little something to check your digital multimeter accuracy occasionally.
Project Owner Contributor

Precision Voltage and Current Reference

Bud BennettBud Bennett

2.8k
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A version of the classic arcade game Asteroids using a laser projector running on the ESP32.
Project Owner Contributor

Laser Projected Asteroids on the ESP32

Chris GChris G

2.3k
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Some months ago I found a "forgotten" Z8 BASIC/DEBUG (Z8671 aka Z0867108) MCU, so I decided to give it a new "home" (a board...)
Project Owner Contributor

RC-Z8BASIC: a Z8 BASIC/DEBUG homebrew computer

Just4FunJust4Fun

2.2k
774
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A very versatile digital audio hub, enabling DIY audio systems using either custom or garden variety modules.
Project Owner Contributor

Flexible Audio Hub

Andrew BolinAndrew Bolin

1.8k
217
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FFT spectrum analyzer is an test equipment that uses Fourier analysis and digital signal processing techniques to provide spectrum analysis.
Project Owner Contributor

DIY FFT Audio Spectrum Analyzer

mircemkmircemk

1.6k
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A RS232 adapter for the Z80-MBC2
Project Owner Contributor

uCom

Just4FunJust4Fun

1.3k
7
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ASCII terminal supporting VGA 640x480 with 256 colors and USB keyboard
Project Owner Contributor

Color ASCII Terminal

Peter HizalevPeter Hizalev

627
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The successor of Scrumpel 7c on one Eurocard PCB
Project Owner Contributor

Scrumpel 7d Z8S180 SBC

Nick BrokNick Brok

618
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A VT100-like RS232 terminal
Project Owner Contributor

uTerm-S

Just4FunJust4Fun

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