Bosch LBB 3422 Symmetrical Integrus Audio Input and 6-Channel Interpreter Module

The LBB 3422/20 Symmetrical Audio Input and Interpreters Module is used for interfacing the transmitter with the CCS 900 discussion systems and the LBB 3222/04 6-Channel Interpreter Desk with Loudspeaker. Different connections and switch settings are possible to also allow the module to be used with non-Bosch systems.

Direct connection of up to 12 LBB 3222/04 Interpreter Desks for six languages
Routing of floor signal (for instance from a CCS 900 discussion system) to interpreter desks
Eight symmetrical inputs
Facility for mounting input transformers for galvanic isolation between audio source and the transmitter

Controls and Indicators
On-board switches can be set for directly connecting interpreter desks (LBB 3222/04) or other audio sources
An on-board switch can be used to match the amplification of floor signals from CCS 900 or from other analogue conference systems
An on-board switch can be used to replace the interpretation signal with the floor signal for distribution to the listeners when an interpreter channel is not in use

Interconnection
Symmetrical analogue audio input; 25-pole female sub-D connector
Audio and data bus connector; H 15 male connector