Bosch Appliances 3922 988 43318 manual LBB 3536/00, /10 Hand-microphones

Digital Congress Network Installation and Operating Manual Chapter 2 - Contribution Equipment en 2-15

2.10 LBB 3536/00, /10 Hand-microphones

Unidirectional back-plate electret microphones with built-in pop and wind-shield. Both microphones include a microphone on/off button and indicator lamps (LEDs). Microphones can be connected to the Dual Audio Interface Unit LBB 3535/00 or to Multi-purpose connection unit LBB 3540/15.

LBB 3536/00 includes an uncoiled 5m (16.4 feet) long cable, and LBB 3536/10 includes a coiled cable 0.4 m long (uncoiled 1.4 m (4.5 ft.) long).

NOTE: The maximum length of extension cable that can be used is 5 m. (16.4 ft.).

Controls and Indicators (FIG. 2-22):

1.Request-to-speak confirmation indicator (green LED).

2.Microphone On/Off or Request-to-speak button.

3.Microphone On indicator (red LED).

Interconnection

4. Cable terminated with an 8-pole 262° DIN-type plug.

Mounting

Clamps are available for mounting on floor stands

• For floor stands: Universal mic. clamp LBC 1215/01

2.11LBB 3540/15 Multi-purpose connection unit

The LBB 3540/15 is intended for use in tailored flush mounted solutions. Its versatility enables a number of functions to be added, making it ideal for both delegate and chairman positions. Functions include voting control panel, with or without LC-display (LBB 3541/00 or LBB 3542/00) and an ID- Chip Card Reader LBB 3543/15.

Two mixed audio input sockets with phantom supply enables up to two microphones to be connected. The sensitivity of the microphones can be adjusted simultaneously in 4 steps of 6 dB and a fine adjustment of ±3dB. Facilities are also available for connecting an intercom handset LBB 3555/

00.A 3.5 mm stereo jack socket is provided for connection to headphones or to a loudspeaker panel LBB 3538/00.The loudspeaker output is switched off when the microphone is switched on.

NOTES:

1. A jumper on selection panel (FIG. 2-25(11) is used when assigning the unit for use as either a delegate or chairman unit. When used as a chairman unit, MIC 2 input is for microphone (LBB 3537/xx) and MIC 1 input for priority control (LBB 3537/10).

2.The unit can also be used as an entrance or exit unit for registration and access purposes

1 2

3

LBB 3536/00

4

(LBB 3536 includes 5 m (16.4ft.) coiled cable)

FIG. 2-23 LBB 3540/15 Multi-purpose connection unit

Controls and Indicators (FIG. 2-24and FIG. 2-25)

1.6-pole circular connector for connection of other system units (loop-through).

2.2 x 3.5 mm stereo jackplug sockets (marked I and 2) for connection to:

-LBB 3538/00 FM loudspeaker* panel (or)

-Headphones (or)

-Combination of both of the above

* Loudspeaker output 2 is automatically muted when the microphone(s) on input(s) 3 is active.

3. 2 x 8-pole 262° DIN-type connectors (marked I and 2) for connection to:

Microphone with FM Control Panel LBB 3537/xx, or the Chairman microphone Priority Switch

Panel LBB 3537/10 or standard microphones LBB 3536/00 and /10. When two microphones are

FIG. 2-22 Hand microphones

connected (delegate mode only), both are switched on at the same time.

Bosch Security Systems 04-2003 3922 988 43318 en LBB 3536/00, /10 Hand-microphones