top of page

Integrated service digital network

Digital/TEC definition

From:

Tunstall Healthcare (UK) Ltd

Tunstall

A circuit-switched telephone network system that allows both voice and data services to be simultaneously delivered over digital lines. It was launched by BT in 1986 to migrate outdated landline technology to digital. It is now heading to end of service and limited availability.

If a flag appears next to this message, click on it to see others' comments about this definition

Further information:

Comment on this definition

Thanks for submitting!

bottom of page