Restoring, repairing, and improving the performance of a Heathkit GC-1000 Most Accurate Clock. This clock uses the WWV broadcast signal to automatically set the time.
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Tandy Color Computer Resources
This page is where I’m going to briefly collect all my Coco-2 thoughts. Starting with my videos on the subject, Some history The Coco-2 was the first computer I ever owned. Not necessarily the first one I ever used — that was either the IBM PC 5150, or the Convergent, or probably some 8-bit Atari …
Read MoreSound and Speech boards for the Epson QX-10 CP/M Computer
Speech and Sound add-on cards for the Epson QX-10 CP/M Computer.
Read MoreAn IDE Adapter for the Epson QX-10 CP/M Computer
A compactflash/ide adapter for the Epson QX-10 CP/M Computer system, uses a slightly patched version of the BIOS drivers for the Comrex Comfiler hard drive.
Read MoreBattery operated ESP8266 Wifi Button to trigger my sprinkler system
Use a battery-operated ESP8266 ESP-01 module as a wifi trigger for home automation.
Read MoreA basic and RAM board for HP-9000 series computers
In this post, I build a Basic Flash and RAM board the the HP 9000 series of computers: Purpose Lately I’ve been playing with old HP computers such as the 9836, 9920, and 9000/310. These computers typically do not come with ROM basic or any other ROM operating system. Without a ROM board, you have …
Read MoreWeb Server Monitoring with Prometheus and Grafana
Prometheus exporter for apache log files, used to monitor traffic to a website using Grafana, as well as notes about using blackbox exporter and node exporter.
Read MoreAssembling a thin client to serve as an HPDrive
In this video, I put together a T5745 thin client with a PCI expansion adapter and a GPIB adapter. Background I’ve started playing with some HP 9000 computers, both the series 200 (9836, 9920, etc) and the series 300 (model 310). With a few exceptions such as the 9836, these computers often don’t include built-in …
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