Technical data

2.1 LBB 4120/00 Interpreter Desk for 32 channels
The LBB 4120 is a single-user interpreter desk with a
stylish and modern design, which fully conforms to
internationally agreed standards. Clear positioning per
functional area of the desk controls allows intuitive
operation without mistakes.
Features and benefits
• Accommodates up to 31 interpretation channels and the
original floor language with an audio bandwidth of 20 kHz
• A graphic LCD with backlighting for bright information
display under low light level conditions
• 5 Pre-select keys for relay languages with actvation indica-
tion at the display
• Microphone push button with a red or green illuminated ring.
Red indicates an activated microphone and green indicates
the booth is not in use
• A & B output channel with status and selection indication at
the display
• All channels have channel number, language names and
quality level indicated at the display
• Ergonomic design and features for visually handicapped
such as pimple at the middle button and beeps to indicate
microphone on / off and double relay selected
• Built-in loudspeaker with language channel selector
• Speech timer to indicate elapsed time of interpretation
• Automatic feedback prevention when listening to own inter-
pretation
• Speak slowly facility to alert the current speaker to slow
down
• Help request to an operator or usher
• Booth telephone and intercom indicator
• Compliant to IEC60914
• A maximum of six desks can be installed in per booth
• Table top and flush mountable
• Pluggable microphone (LBB 4149)
• Automatic headset selection when headset connected
• Easy programming via menus on the display after entering
the programming mode
Controls and indicators speaking section:
• Microphone key with surrounding red “on-air” indicator and
green for “booth not in use”
• Mute key
• Help key
• Slow (speak slowly) key
• Operator and chairman intercom call keys (for future use)
• Message key with yellow LED indicator (for future use)
• Telephone and Intercom call yellow LED indicators
• A and B channel engaged yellow LED indicators
• Rotary step control for channel settings (and other functions)
Pressing this button sets the selection to the first available
channel
• LCD with backlighting showing selected and activated output
channel with channel numbers and abbreviated language
names
Controls and indicators listening section
• Loudspeaker rotary volume control
• Headphone rotary volume control
• Headphone rotary bass and treble tone controls
• Beep on/off key
• 5 Relay language pre-select keys
• Floor/auto-relay key with green LED indicators
• Rotary step control (same as for speaking section) to select
the relay languages for the relay pre-select keys and the
loudspeaker channel. Pressing this button sets the selection
to the first available channel
• LCD with backlighting, showing selected relay language with
channel numbers, abbreviated names and quality indicators.
Also the selected loudspeaker channel with abbreviated
name is shown
8| Interpretation and Language Distribution | DCN Next Generation Interpretation System Data Brochure
2. Interpretation and
Language Distribution