- The Logical team resolved our hardware problem on the spot. We loaded our code without modification and the NuVAX system worked as advertised.~ Dave M., CASS
- We have seven trainers running all day without any hang-ups. NuVAX and the DQP-1130 are working great, thanks for the great support.~ Mike K., Minuteman
- Digital Consulting Services
The DCE-4100 is signal and connector compatible with Digital’s DRV11-WA and DR11-W. Users can unplug their external equipment from...
- Lockheed Martin
Replacement controllers including a Unibus controller, DMAC controller and a customer-defined controller for the Qbus.
- Lockeed Martin STS
Designed a complete Windows-based system with bus test system to replace Lockheed’s QBus system for the LANTIRN program.
- US Navy
Replaced a Unibus real-time clock with a PCI clock as part of a technology refresh project (using NuPDP) for...
- FAA and Raytheon Systems
Working with our customer Raytheon Service Co., Logical designed an RS422 line splitter for use by the FAA for...
- Litton Guidance and Control Systems
Logical designed a special Unibus adapter for a Naval shipboard application. More than 150 units were shipped over a...
The Logical Company has more the 25 years of experience working with VAX and PDP-11 systems developed by the Digital Equipment Corporation (DEC). These legacy systems are still used in commercial, industrial, and military application around the world. The Logical Company specializes in hardware, software and diagnostic compatible (MDM & XXDP) systems and DEC replacement controllers. We provide real-time VAX and PDP-11 replacement systems and work closely with our value added resellers to providing solutions for industrial and military application needing systems to handle process control, data acquisition,automated test equipment and industrial automation.
The MicroVAX family of DEC minicomputers was first introduced in 1984. These legacy computer systems are still in use in industrial and military application around the world. The Logical Company provides a real-time hardware, software and diagnostic compatible solution for the MicroVAX, MicroVAX 3300, MicroVAX 3400, MicroVAX 3500, MicroVAX 3600, MicroVAX 3800, MicroVAX 3900, MicroVAX II. In additional to MicroVAX replacement systems, The Logical Company offers a wide range of DEC replacement controllers for: DRV11-WA, DRV11-J, DRQ3B, IEQ11 and other legacy controllers as well as developing custom designs so customers can maximize their investment in hardware and software.
The PDP-11 family of DEC computers was first introduced in 1970. Some of the 600,000 systems sold are are still in use in industrial and military applications. The Logical Company provides a real-time hardware, software and diagnostic compatible solution for the following processors PDP-11/03, PDP-11/23, PDP-11/53, PDP-11/73, PDP-11/83, PDP-11/93.
The Logical Company provides a VAX / VMS emulator that allows its customers to continue using their applications and diagnostics. Our solution emulates the VAX CPU and storage devices, supports VAX ethernet, supports serial devices, supports DEC and custom Qbus I/O controllers and provides the only real-time servicing of interrupts.