Here is a sampling of projects that have been completed by Dave Dunfield and Dunfield Development Services. It is by no means a complete list. Some of the obviously home-built devices are original prototypes for commercial products, while others are one-of devices created to fill a particular need.

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• Operating Systems
• Network and Communication
• Compilers, Interpreters and Assemblers
• Monitors and Debuggers
• Simulations and Emulations
• Software Test Tools
• Disk/Software Imaging tools
• Small Office PBX
• Feature Telephone
• Wind Turbine controller
• A line of Data PBX systems
• Point of Sale terminals
• Loudspeaker Controllers
• Gamma Ray Detector
• Police Chase Eliminator
• Video projects
• Device programmers
• 8051 in-circuit emulator
• BD-52, my single-board computer design
• D6809 - my portable computer design
• Amateur Radio Repeater Controller
• Video Game Timer
• General test platform
• Oscilloscope (early project)
• Microcomputer history

See also the tools, utilities and packages that have been posted to my DOS Widgets page.

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Contact Information

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Copyright 2012-2019 Dave Dunfield.