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D
I
G
I
D
I
G
I
1
2
3
4
5
6
7
8
9
GAIN
10
Index
1 Technical specifications
2 Operating without the keypad
2.1 Power-on and off
2.2 Inputs / Functionality
3 Operating with the keypad
3.1 Power-on and off
3.2 Inputs / Functionality
4 Connections
5 Diagrams of connection
Date: 15/07/2011
Ord. code: BBA54 / BBA54-12
T
A
L
S
T
E
T
A
L
S
T
E
+
volume +
-
volume -
RADIO
select radio + power-on for amplifier
VIDEO
select radio + power-on for amplifier
OFF
amplifier off
MK1
microphone 1 operating light
MK2
microphone 2 operating light
GAIN
-
reduce gain
+
increase gain
LED
LED light
R
E
O
A
M
P
R
E
O
A
M
P
L
I
F
I
E
R
L
I
F
I
E
R
Page 1 / 9
NU_BBA54_001_15072011_EN
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Summary of Contents for Molpir BBA54
- Page 1 Ord. code: BBA54 / BBA54-12 volume + volume - RADIO select radio + power-on for amplifier VIDEO select radio + power-on for amplifier amplifier off microphone 1 operating light microphone 2 operating light GAIN reduce gain GAIN increase gain LED light...
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Page 2: Power On And Off
5 DIAGRAMS OF CONNECTION 2 Operating the BBA54 and BBA54-12 without the keypad When power is supplied the amplifier (BBA54 or BBA54-12) goes into standby mode and supplies power to the connected radio (Radio-Tape/CD). By supplying voltage to the REM-RADIO (switching on the radio) or REM-VIDEO (switching on the video system) or activating the microphones (MK1-MK2), the amplifier switches on. - Page 3 3 Operating the BBA54 and BBA54-12 with the keypad When power is supplied the amplifier (BBA54 or BBA54-12) goes into standby mode and supplies power to the connected radio (Radio-Tape/CD). By pressing the relevant button for the required source (RADIO or VIDEO) or by activating the microphones (MK1 or MK2), the amplifier is switched on (MK1 has priority over MK2).
- Page 4 4 CONNECTIONS MONO-STEREO VIDEO SELECTOR AUDIO RADIO AUDIO RADIO PRE-IN PRE-IN MICROPHONE 1 MICROPHONE 2 FUSE POWER SELECTOR BBT54 IN RS485 1 RS485 2 RS485 GAIN - GAIN + POWER MICROPHONE 1-2 RS485 1-2 RADIO MICROPHONE + LOUDSPEAKER L+ REM-OUT MICROPHONE - REM-IN RADIO LOUDSPEAKER L-...
- Page 5 5 DIAGRAMS OF CONNECTION BBA54-12 Date: 15/07/2011 Page 5 / 9 NU_BBA54_001_15072011_EN...
- Page 6 BBA54 Date: 15/07/2011 Page 6 / 9 NU_BBA54_001_15072011_EN...
- Page 7 BBA54-12 12V + BBT54 Date: 15/07/2011 Page 7 / 9 NU_BBA54_001_15072011_EN...
- Page 8 BBA54 24V + BBT54 Date: 15/07/2011 Page 8 / 9 NU_BBA54_001_15072011_EN...
- Page 9 Date: 15/07/2011 Page 9 / 9 NU_BBA54_001_15072011_EN...
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