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Telephone Circuits

The following equipment is specifically developed to extend standard POTS telephone lines. One unit connects to the exchange and the other to the telephones. The product comes in a single or 4 channel version.

 

30 CHANNEL TELEPHONE EXTENDER

 

The following equipment is specifically developed to extend standard POTS telephone lines and the possibility to use 4Wire E & M circuits. One unit LL3023 connects to the exchange side and the other LL2024 to the telephone user side. The product comes in a 30 channel version.  It can be purchased in multiples of 4 channels.  The fibre side of this unit can also be extended through a LL2030 CAS G714 protocol converter which extend the system to interface to 4 x LL308 units. this allows the lines to be dropped off at 4 different locations. This is a popular product where dispersed offices want to use the same exchange.

 

LE3000 - 4 Channel line card exchange side (Used in LL3023) Specify RJ or DIN connectors.
 

PRODUCT DESCRIPTIONThis product is designed to extend 30 analogue telephone lines from one location ...

Works With:
LL3023, LT3000
User Manual
LL2030 - CAS G714 Protocol to fibre convertor with management system.
 

The LL2030 system is designed to transmit a 2 Mbps CCITT G703 data link over fibre. The unit is espe...

Works With:
LL2030, LL308M, LL3023, LL308Mux
User Manual
LL2084D - 4 Ch. Contact Echo Transceiver (5-12Volt Contacts) 12V Power Supply
 

Works With:
LL2084D
LL300E_A - 1 Line Telephone extender. Exchange side. Metal enclosure & Power supply.
 

The LL300 provides an optical interface between an exchange and a telephone. The exchange side unit ...

Works With:
LL300T_A
Application Notes
User Manual
LL300T_A - 1 Line Telephone extender. Telephone side. Metal enclosure & Power supply
 

The LL300 provides an optical interface between an exchange and a telephone. The exchange side unit ...

Works With:
LL300E_A
Application Notes
User Manual
LL3023 - Exchange side, 30 Channel Telephone line extender system on Fibre or copper. Excluding line cards.(Rack, PSU and Controller card.)Takes 8 Cards.19 6U
 

PRODUCT DESCRIPTIONThis product is designed to extend 30 analogue telephone lines from one location ...

Works With:
LL3024, LE3000, LW3000, line cards
Application Notes
User Manual
LL3024 - Telephone side, 30 Channel Telephone line extender system on Fibre or copper. Excluding line cards.(Rack, PSU and Controller card.)Takes 8 Cards.19 6U
 

PRODUCT DESCRIPTIONThis product is designed to extend 30 analogue telephone lines from one location ...

Works With:
LL3023, LT3000, LW3000, Line cards
User Manual
LL304E - 4 Line Telephone extender Card. Exchange side.To fit LL800 series Rack.
 

GeneralThe LL304E/T is a 4-channel telephone line extender on fibre system. The LL304E is the Exchan...

Works With:
LL304T, LL800, LL304T_A
User Manual
LL304E_A - 4 Line Telephone extender. Exchange side. Metal enclosure & Power Supply
 

GeneralThe LL304E/T is a 4-channel telephone line extender on fibre system. The LL304E is the Exchan...

Works With:
LL304T_A, LL304T
User Manual
LL304T_A - 4 Line Telephone extender. Telephone side. Enclosure and PSU.
 

GeneralThe LL304E/T is a 4-channel telephone line extender on fibre system. The LL304E is the Exchan...

Works With:
LL304E_A, LL304E
User Manual
LL304W - 4 Channel 4 Wire E/M line extender Card . Master and Slave. To fit LL800 series Rack.
 

GeneralThe LL304W is a 4-channel 4-wire audio, with E & M switching, extender on fibre system. A...

Works With:
LL304W, OS800, LL304W_A?
User Manual
LL304W_A - 4 Channel 4 Wire E/M line extender. Master or Slave. Metal enclosure & Power supply
 

GeneralThe LL304E/T is a 4-channel telephone line extender on fibre system. The LL304E is the Exchan...

Works With:
LL304W, LL304W_A
User Manual
LT3000 - 4 Channel line cards Telephone side (Used in LL3024) Specify RJ or DIN connectors.
 

PRODUCT DESCRIPTIONThis product is designed to extend 30 analogue telephone lines from one location ...

Works With:
LL3024, LE3000
User Manual
LW3000 - 4 Channel 4 wire E & M Card (Used in LL3024/3023).
 

PRODUCT DESCRIPTIONThis product is designed to extend 30 analogue telephone lines from one location ...

Works With:
LL3023, LL3024, LW3000
Application Notes
User Manual

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