TDS

Equip your HP 48GX with the TDS Surveying Pro Card, a powerful plug-in module designed for professionals and students in surveying, civil engineering, and GIS. This robust card transforms your...

Upgrade your HP 48GX calculator with the TDS Surveying GX Card, a powerful solution for land surveying and field data collection. This plug-in card enables advanced surveying features including...

Enhance your HP 48GX calculator with the TDS COGO Survey Card and Overlay, the trusted solution for professional land surveying, coordinate geometry (COGO), and field data collection. Developed by...