IBM MicroChannel MCA BusLogic BT-646S/D 1002023-01 RevB Qlogic
BusLogic SCSI MCA Adapter
Expansion Card for the MicroChannel Bus
this is the 646S single-ended version
1002023-01 RevB Qlogic
internal 50-pin connector, HPDB50 external port
for IBM PS/2 computers only
USED but in good condition. WORKING.
Just the item as pictured, no software, no manuals, no cables, no faceplate
BT-646S/D SCSI Adapter for MicroChannel Systems
32-bit bus master DMA transfers of up to 40MB/second across the MC bus, up to 10 MB/sec synchronous and up to 7 MB/set asynchronous SCSI data transfers. Support for up to seven SCSI devices, hard drives with up to 8GB capacity each. Enhanced SCSI-2 features: scatter-gather, disconnect-reconnect, and command-tag queuing
BT-646x Host Interface Microprocessor
A 20MHz Intel 80186 16-bit MPU is used to supply the speed for low command overhead. This MPU coordinates all activity on the BT-646S/D under the direction of the board�s firmware, including initialization, command decoding, interrupt generation, and control of the data flow among the board�s components.
Differences between and 646S and BT-646D
BT-646S Single-ended active termination , BT-646D Differential termination
USA BUYERS :
There are no import fees or taxes for computer equipment valued at less than $800.
All UPS shipping includes tracking and insurance.
CANADIAN BUYERS :
Canadian buyers must pay GST/HST so it is helpful if Canadians wait for an invoice before paying.
No local pickup.
OVERSEAS BUYERS : (Europe/Asia/Africa/SouthAmerica/Australia):
the STANDARD international shipping rate does not provide tracking or insurance.
UPS Expedited includes tracking and insurance.
UPS Express (if offered) includes tracking and insurance and import brokerage fees.
Do not ask us to misrepresent the value of an item.
We Also Recommend