The SN-MSP01-KD 4x256MB=1GB WC/WD is a long line version of the DR11 W general purpose inter- - - face. The SN-MSP01-KD 4x256MB=1GB WC/WD uses a differential adapter module along with the - standard DR11 W module to provide for interconnection cables of up to 1000 - feet. The interface can be used for connecting customer equipment to UNIBUS processors or for linking various combinations of PDP 11 and VAX processors. - The SN-MSP01-KD 4x256MB=1GB WC/WD utilizes DMA data transfers, providing 16-bit parallel data - transfers directly to and from memory. The DR11 WC/WD uses the standard - DR11 W diagnostics and drivers to make the two products software compati- - ble. Cables for connection to user device or link cables are not included. Available in the U.S. only. SN-MSP01-KD 4x256MB=1GB-WC SN-MSP01-KD 4x256MB=1GB W plus differential adapter module, interconnect cables, - test connectors for use an the adapter module and an FCC com- pliant user distribution panel. SN-MSP01-KD 4x256MB=1GB-WD Long-line upgrade kit for DR11 W. Includes all the items in the - DR11 WC except the DR11 W interface module. - - CK-SN-MSP01-KD 4x256MB=1GB-LE DR11 WC and SN-MSP01-KD 4x256MB=1GB WD cabinet kit. For field upgrades in - - shielded UNIBUS cabinets. Gable length is 7 feet.