Topcon has recently released and published an updated version of PC CDU version 2.1.12p1 build date July 18, 2003.

Updates in this release include a minor bug fix in File->Real-Time Logging menu that caused unstable file rotation.

PC CDU Lite is a Utility version of PC CDU MS available for free. Download it at

PC CDU MS is a "for sale" item, however upgrades are free. Users can download this new version if they have previously purchased an earlier version from an authorized Topcon dealer.

Contact a local dealer to purchase a new license or receive and updated version directly.

For help finding a local dealer, consult the dealer listings at