The TT1 is designed to act as either a beltpack with the ability to inject program material on to an intercom channel OR as a portable master station for IFB (interruptible foldback).
A 4-pin male XLR is provided for connection of a standard intercom headset with a dynamic microphone.
Control of the level of the program material to be heard in the system is by a rotary control on the front panel.
A VU meter (LED-type) on the front panel is used to monitor program input. A recessed control on the front panel permits adjustment of the VU meter sensitivity.
Control of the user¡¯s headset volume is by a thumbwheel.

• Used as a beltpack in an intercom system with the facility to inject program material onto the intercom channel to which it is connected
• Functions as a portable master station for a compact IFB system
• A 4-pin male XLR is provided for connection of a standard intercom head set with a dynamic microphone
• Built in our standard aluminum enclosure with end bezels made of an impact resistant compound

Used as a beltpack in an intercom system with the facility to inject program material onto the intercom channel to which it is connectedPro Intercom