Project List
Mathews Technical Services has researched, designed, and built
scores of electronic and electrical devices including many
microprocessor, microcontroller, and computer based products.
Listed below is a sample of some of the projects that we have done.
- ISA Bus 1553 /453 Lan Card - 1553 packet router
- OEM obsolete product support as a controlled partner.
- UPS to multiple OS status and shutdown interfaces
- 5 axis stepper motor system
- Infrared FM transceiver for voice communiations
- 16X4 Stereo Audio matrix and isolation - PC controlled
- Circuits for opthamology research
- Computer to annunciator interfaces
- Creation of fixtures and repair support for OEM electronics
- Vending Machine Multitester - all interfaces - 1960's to MDB era
- Orphaned / impasse project - dead inventory fixed, new units built
- Bendix ARINC 422&453 color radar to Windows OS Personal Computer
- Embedded Token Ring / Ethernet system with SNMP on proprietary OS
- End of Life kickers for SCADA / DCS / PLC / PC based controls
- Relative Humidity and Temperature adapter (RS232)
- Hand held custom test instruments / meters for OEM systems
and equipment
- Modular DIN rail mount board level PLC - Basic language embedded
- Computer based welding simulator / trainer for middle school usage
- Venture Capital Pilots and Proof of Concept projects
- ABA magnetic badge reader - all analog & embedded hdwe/sftwe
- Vibration and Shock sensors for vault usage
- CCTV Magnifiers for Low Vision
- Halogen lamp drivers, White LED light sources, IR light sources
- Chromatography Experiment Sequence Controller
- Spot welding control for automotive panel welder including
Capacitive discharge and conventional step down transformer models
- 8051 Based Single Board Computer
- Personal computer to anything I/O: CPM-RMX-DOS-Windows-Unix-Linux
- Process control to operator Go / No Go displays for factory floor
- Piezo film sensor for breath control - Assistive Technology
- Audio: amps, noise gating, reverb, EQ,companding, digitizing
- Many custom test and calibration boxes and handhelds for
OEM products
- Video processing: colorization, gamma compression, effects
- Interface & custom modules for DCS / SCADA
/ PLC / PC based process control applications.
- RS-485 / RS-422 / RS-232 / USB / connective systems.
- Various DC/DC convertors
- Scores of opamp, comparator, timer, transistor circuits.
- Many digital logic based control and test circuits
- Scores of embedded systems: PIC, 8051, 68HC705, 68HC11,
Z-80, V25
Mathews Technical Services, Inc.
www.mathewstechnical.com
