TAD Spectra is a unique knowledge management intranet for professionals of the AEC industry. This arose out of needs of our office, and we are now offering it  to you at a very low cost of just 99.00 US Dollars. 

Please visit the external site specifically for TAD Spectra for details.


  • For the unregistered user a loosely monitored support system is available at the product website itself. For registered users, support for all Sabu Francis products is centrally available from http://www.tangentially.com