The SDX is a digital hybrid key system, and is no longer manufactured (originally manufactured by SDX Business Systems).
All SDX systems support both key and digital extensions and system sizes range from 10 to 420 ports. By default, cabinets are 0+0 and are configured by inserting various cards (most are 2cct).
The more popular models are:
SDX40E - Maximum 1 CCU and 2 ECU, analogue lines only.
SDX60N - Maximum 1 CCU and 2 ECU, analogue and digital lines (DASSII), 120Memory
SDX420N - Maximum 1 CCU, 7 GCU, and 14 ECU
|