AEQ BC-2500
Radio Broadcast Mixing Desk
18
5.4. BC-2533 HYBRID TELEPHONE INPUT/OUTPUT MODULE.
5.4.1. Functional description
The Hybrid Telephone Input/Output Module
BC-2533
permits the adaptation of an external
analogue or digital hybrid telephone to the other modules that make up the system.
An audio input
(20) INPUT FROM LINE
is available for the signal from the external hybrid
telephone at line level. This input can be monitored by activating the push-button
PFL INPUT (16)
the status is shown by the illumination of the PFL led.
PFL INPUT (14).
The output signal can be directed to the following outputs whenever the operative channel
selector
(17) CHANNEL ON
is activated:
Master 1, adjusts the send level with fader
(18)
and pushing the switch
(11) MASTER 1
Master 2, adjusts the send level with fader
(18)
and pushing the switch
(12) MASTER 2
Auxiliary 1, the send level is adjusted with potentiometer
(9)
AUX 1
if working with the Auxiliary 1
send programmed pre-fader or the send level is adjusted with fader
(18)
once the send level to
Auxiliary bus 1 is set with potentiometer
(9)
AUX 1
when working with the send to auxiliary 1
programmed as post-fader and whenever the channel operative switch
(17) CHANNEL ON
is
activated.
Auxiliary 2, the send level is adjusted with potentiometer
(10)
AUX 2
if working with the Auxiliary 2
send programmed pre-fader or the send level is adjusted with fader
(18)
once the send level to
Auxiliary bus 1 is set with potentiometer
(10)
AUX 2
when working with the send to auxiliary 1
programmed as post-fader and whenever the channel operative switch
(17) CHANNEL ON
is
activated.
Press button
(5) MULTIPLEX
. When this function is activated in two BC-2533 modules (if both are
available in the console) the telephone lines associated with each one of them are interlinked.
The output signal from this module is the sum of all the sends in the telephone buses 1
and 2
PHONE,
from the type
BC-2511, BC-2521
&
BC-2522
input modules. The monitoring of the
same is through the pre-listen bus activated by the push-button
(15) PFL OUTPUT,
the status is
reflected by the illumination of the led
(13) PFL OUTPUT
. The signal outputs via connector
(21)
OUTPUT TO
LINE
and is sent to the external hybrid telephone; the level is adjusted by the
potentiometer
(1) OUTPUT LEVEL.
This module also disposes of a remote control interface to allow control of an external hybrid
telephone of one or two lines and it has the controls and indicators necessary for this function,
namely:
Luminous led indicators
(3) and (7) RING
to signal incoming calls on line 1 and/or line 2.
Input “to air” switches
(4) AIR 1
and
(8) AIR 2
in order to effect the connection of the
hybrid to telephone lines one and two (line busy / line available).
Call waiting switches
(2) WAIT 1
and
(6) WAIT 2
to pass to the communications on line
one and/or two of the hybrid phone on hold.
(This function is not available unless the Hybrid is
an AEQ TH-02 and the remote connectors for these functions are properly wired for both
the Hybrid and the Module)
When this function is activated the callers are able listen to the
module output, but are not able to intervene, since the input remains blocked.
Summary of Contents for BC-2500
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