Blinkenlights board for the Heathkit H8 computer, also a convenient place to connect logic analyzer probes to the H8.
Read MoreCategory: Electronics Projects
An 8085 CPU Board for the Heathkit H8 Computer
An 8085 CPU Board for the Heathkit H8 Computer, with Schematics, Gerbers, and Design information.
Read MoreNo Vinculum? No problem a pi-based Vinculum emulator for my Heathkit H8 computer
Emulating a Vinculum VDIP1 IC using a raspberry pi, to communicate with a Heathkit H8 Computer.
Read MoreSpeech Synthesizer for the Heathkit H8 Computer
In this video, I try out a newly-received H8 computer and build a speech synthesizer for it using the SP0256A-AL2 IC: My new H8 Computer A fellow member of SEBHC, Glenn, hooked me up with a good deal on an H8 starter system. It was actually exactly what I was looking for — an H8 …
Read MoreThe Trump Card: Zilog Z8000 Coprocessor card for the IBM PC
The Trump Card is a Zilog Z8000 coprocessor/accelerator card for the IBM PC 5150 and clones, detailed by a Steve Ciarcia article in 1984
Read MoreScott’s Zilog Z8000 CP/M-8000 Clover Computer
DIY Zilog Z8000 computer that runs CP/M-8000 with 1MB flash, 1MB RAM, and a couple serial ports.
Read MoreA new calibrator and a new amplifier for an old Drake
Drake R-4C crystal calibrator, sherwood-style amplifier, and other modifications
Read MoreRaspberry Pi Based DDS-VFO For Drake 4-Line Twins
A DDS-VFO digital synthesizer for Drake 4-Line Twins (T-4XC, R-4B, R-4C, etc). Powered by a raspberry pi. Uses alphanumeric display and rotary encoder.
Read More