Description; Block Diagram - Ramiaudio TEL400 Manuel Utilisateur

DESCRIPTION

TEL400 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 :

 Line pick up and sending to a private set.

 "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.

TEL400 provides mixed and individual audio outputs for the two inserts, plus remote controls for switching on air.

USES
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.


BLOCK DIAGRAM

STBY
MODULATION
RFI
FILTERS
SEND
HYBRID A
RETURN
HYBRID A
RFI
F
ILTERS
SEND
HYBRID B
RETURN
HYBRID B
RAMI
Stby
On Air
+
+
SEND
LEVEL
DUPLEX
ROUTING
Coupled
Send
Stby
+
On Air
Return
SEND
LEVEL
VU-METER (SEND)
Limit
LIMIT
DIGITAL
HYBRID
SEND
RETURN
RETURN
LEVEL
VU-METER (RETURN)
VU-METER (SEND)
LIMIT
Limit
DIGITAL
HYBRID
SEND
RETURN
RETURN
LEVEL
VU-METER (RETURN)
16
PHONE
LINE
RJ LINE A
CALL A
PRIVATE
RECEIVER
OUT CALL
INTREFACE
CALL B
RJ LINE B
PHONE
LINE
TEL400