TEL 400
is a double phone insert allowing to control two lines on a rack unit, which means two callers with duplex
function integrated.
On each insert :
[
Out level towards party setting.
[
Foldback level towards party setting.
[
one double vumeter to view this two levels.
[
Keyboard with luminous buttons allowing :
I
Line pick up and sending to a private set.
I
“Wait” position to hold lines and send a “final antenna” modulation to the caller.
[
A coupling section allows a duplex on air dialogue between two parties.
[
TEL 400
provides mixed and individual audio outputs for the two inserts, plus remote controls for switching on air.
[
2 phone lines control on controls equipped with one hybrid channel.
[
2 phone lines control on controls equipped with 2 hybrid channels.
[
2 phone lines control with picking .
[
Put on held-over and switch on air thanks to the integrated mini switchboard on the front panel.
VU-METER (RETURN)
RECEIVER
SEND
LEVEL
VU-METER (SEND)
VU-METER (RETURN)
DIGITAL
DIGITAL
HYBRID
HYBRID
RETURN
LEVEL
SEND
RETURN
RFI
FILTERS
+
+
STBY
MODULATION
SEND
HYBRID A
RETURN
HYBRID A
SEND
LEVEL
RETURN
LEVEL
SEND
RETURN
VU-METER (SEND)
RFI
F
ILTERS
+
SEND
HYBRID B
RETURN
HYBRID B
DUPLEX
ROUTING
Coupled
Send
Stby
Stby
On Air
On Air
Return
PRIVATE
CALL B
CALL A
PHONE
LINE
PHONE
LINE
RJ LINE B
RJ LINE A
OUT CALL
INTREFACE
Limit
Limit
LIMIT
LIMIT
USES
BLOCK DIAGRAM
TEL 400
16
DESCRIPTION
Summary of Contents for TEL 400
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