1. Multi Channel Interface & Basic Amplifier

2. Multi Channel Interface & Basic Amplifier
MCI/BAM low cost alternative for standard Praesideo amplifiers
LED indicators in stead of LCD display
No audio processing and delay functions
No headphone connection
Max. 20 MCI in a Praesideo system !!

3. Multi Channel Interface, MCI (PRS-MCI16)
Multi Channel Interface & Basic Amplifier
Multi Channel Interface, MCI (PRS-MCI16)
14 Output channels for Basic Amplifier channels (BAM)
2 Output channels for Spare amplifiers
ONE node in the configuration
Volume control per output (Config)
Build-in supervision for MCI and BAM
Build-in Supervision Control board (WLS2)
32 Supervised Control Inputs
16 Control Outputs
Powered from the Basic Amplifiers
(Optional power from system bus)

4. Multi Channel Interface
Multi Channel Interface & Basic Amplifier
Multi Channel Interface
Network status
Amplifier status
LED Display

5. Multi Channel Interface
Multi Channel Interface & Basic Amplifier
Multi Channel Interface
Control inputs
1 - 32
Control outputs
1 - 8
9 - 16
System bus connectors
By-pass In / out
BAM connection Dual RJ45
1 - 8
9 - 14
Spare amp
1 - 2

6. Basic Amplifier, BAM, 4 Versions
Multi Channel Interface & Basic Amplifier
Basic Amplifier, BAM, 4 Versions
PRS-1B500 1x 500W Basic Power amplifier
PRS-2B250 2x 250W Basic Power amplifier
PRS-4B125 4x 125W Basic Power amplifier
PRS-8B060 8x 60W Basic Power amplifier
(Q1 2008)

7. Basic Amplifier, BAM, 4 Versions
Multi Channel Interface & Basic Amplifier
Basic Amplifier, BAM, 4 Versions
PRS-1B500 1x 500W Basic Power amplifier
PRS-2B250 2x 250W Basic Power amplifier
PRS-4B125 4x 125W Basic Power amplifier
PRS-8B060 8x 60W Basic Power amplifier
(Q1 2008)
State of the art Class-D power amplifier

8. Basic Amplifier, BAM, (PRS-nBnnn)
Multi Channel Interface & Basic Amplifier
Basic Amplifier, BAM, (PRS-nBnnn)
2 operating modes:
With Multi Channel Interface
Stand alone amplifier (e.g. replacement for SQ45)
Loudspeaker output A – B switching
Loudspeaker Class A wiring (with WLS2 ESB)
Spare switching (internal)
One amp channel can spare different amp types
Local audio input per amplifier channel
Basic amplifier is NOT a node on the system bus

9. Basic Amplifier, BAM, (PRS-nBnnn)
Multi Channel Interface & Basic Amplifier
Basic Amplifier, BAM, (PRS-nBnnn)
Supervision via the Multi Channel Interface
Amplifier supervision
Temperature sensing
Output overload sensing
Short circuit detection
Ground Short detection
Mains power supervision
Back-up power supervision
End of Line Supervision (WLS2)
Loudspeaker Supervision (WLS2)

10. Mains / Back-up power status
Multi Channel Interface & Basic Amplifier
1, 2, 4, 8 channel amplifier
Mains / Back-up power status
Amplifier status
Cooling Air Inlet
LED Display

11. Local audio input & volume control
Multi Channel Interface & Basic Amplifier
1 & 2 channel amplifier
Gnd lift
Mains Switch
Cooling Air Outlet
CH.1
CH.2
100V In / out
LED switch
48V DC Back-up
Mains Inlet
Local audio input & volume control
Connection to MCI

12. Multi Channel Interface & Basic Amplifier
Basic Praesideo set-up
NCO
4x125W
2x250W
1x500W

13. Multi Channel Interface & Basic Amplifier
MCI BAM set-up
NCO-B
4x125W
MCI
BAM
2x250W
1x500W

14. Multi Channel Interface & Basic Amplifier
NCO-B
16MCI
1B500
Spare
1B500
Spare
1B500
Spare

15. Multi Channel Interface & Basic Amplifier
NCO-B
16MCI
2B250
Spare
2B250
Spare
2B250
Spare

16. Q4 2008 Multi Channel Interface & Basic Amplifier 16MCI NCO-B 4B125
2 ch’s Spare
2 ch’s Spare
2 ch’s Spare
Q4 2008

17. Q4 2008 Multi Channel Interface & Basic Amplifier 16MCI NCO-B 8B060
2 ch’s Spare
2 ch’s Spare
2 ch’s Spare
Q4 2008

18. Multi Channel Interface & Basic Amplifier
16MCI
NCO-B
1B500
1B500
8B060
1B500
4B125
2B250
2B250
2 ch’s Spare
4B125
2B250
Spare
Spare
1B500
Spare
Tech MCI/BAM