| TC ELECTRONIC | http://www.tcelectronic.com/ |
| TASCAM | http://www.tascam.de/en/index.html |
| TURBOSOUND | http://www.turbosound.com/index.shtml |
| TELOS | http://telos-systems.com/ |
| TELEFUNKEN | http://www.telefunken-elektroakustik.com/products/mics/ |
| THERMIONIC | http://www.thermionicculture.com/ |