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• RQDX3 MFM Disk & Floppy QBUS Controller
  RQDX3 MFM Disk & Floppy QBUS Controller The RQDX3 [[MFM]] Disk & [[Floppy]] [[QBUS]] Controller connect the [[Series of MicroPDP-11 comput
  5 KB (809 words) - 03:06, 5 January 2024

Page text matches

• MicroVAX I
  The MicroVAX I bootstrap [[ROM]] can only bootstrap a system disk attached to the '''first''' [[Mass Storage Control Protocol]] (MSCP) contro The console diskette will contain files used to bootstrap from a disk attached to the
  11 KB (1,604 words) - 07:21, 2 October 2025
• List of DEC part numbers
  ...|| [[RQDX3 MFM Disk & Floppy QBUS Controller|RQDX3]] || [[MFM]] hard disk and floppy controller ...X1/RQDX2 MFM Disk & Floppy QBUS Controllers|RQDX1/RQDX2]] || MFM hard disk and floppy controller
  4 KB (465 words) - 16:30, 7 January 2024
• RD31
  The '''RD31''' was a 30 MB 5.25" half height [[ST506 disk interface|ST506]] disk. The '''RD31-A''' was a 20 MB version - a re-labelled [[Seagate]] [[ST-225] It was supported by the following DEC [[QBUS]] MFM disk controller:
  503 bytes (72 words) - 01:43, 19 May 2024
• RD32
  The '''RD32''' was a 42 MB 5.25" half height [[ST506 disk interface|ST506]] disk. It is supported by the following DEC [[QBUS]] MFM disk controller:
  471 bytes (66 words) - 01:45, 19 May 2024
• RD52
  ...2''' is a re-branded 30MB 5.25" Full Height [[ST506 disk interface|ST506]] disk; either: It is supported by the following DEC [[QBUS]] MFM disk controllers:
  515 bytes (69 words) - 12:31, 5 January 2024
• RD53 disk drive
  ...EC]] is a re-branded 72MB 5.25" Full Height [[ST506 disk interface|ST506]] disk; either: It is supported by the following DEC [[QBUS]] MFM disk controllers:
  841 bytes (111 words) - 01:48, 19 May 2024
• RX50 dual-diskette drive
  {{Infobox Disk drive | recording method = [[Modified Frequency Modulation|MFM]]
  2 KB (284 words) - 23:16, 12 October 2024
• RX33 Flexible Disk Drive
  The '''RX33 Flexible Disk Drive''' was a half height [[floppy drive]] for 5.25" 1.2 MB floppies. It i ...rted by the [[RQDX3 MFM Disk & Floppy QBUS Controller|RQDX3]] [[QBUS]] MFM disk controller; there was no [[UNIBUS]] controller for it. It was also used in
  4 KB (607 words) - 13:51, 15 September 2023
• RD51
  ...d [[Seagate]] 5.25" Full Height ST-412 10MB [[ST506 disk interface|ST506]] disk. It is supported by the following DEC [[QBUS]] MFM disk controllers:
  685 bytes (91 words) - 13:12, 5 January 2024
• Installing Ultrix 4.5 on SIMH
  ...(with 1.2gb each) attached to an [[RQDX3 MFM Disk & Floppy QBUS Controller|RQDX3]] controller (RQ0 and RQ1) *CD ROM drive attached to the same RQDX3 controller as unit 2 (RQ2)
  44 KB (6,192 words) - 07:30, 29 September 2023
• VAXstation 3200/3500
  | Disk Controller || [[RQDX3 MFM Disk & Floppy QBUS Controller|RQDX3]] || [[KDA50]] | Disk || [[RD54]] || [[RA70]]
  2 KB (297 words) - 08:08, 5 October 2024
• BA23 Enclosure
  You can install one [[RD5x-series]] fixed-disk drive and one removable-media drive — an [[RX50]] diskette drive or a [[T You cannot install two full-height, fixed-disk drives due to power limitations.
  8 KB (1,301 words) - 15:14, 26 July 2024
• RQDX Series of MFM Disk & Floppy QBUS Controllers
  The series of the RQDX [[MFM]] Disk & Floppy [[QBUS]] Controllers: * [[RQDX1/RQDX2 MFM Disk & Floppy QBUS Controllers|RQDX1]]
  871 bytes (116 words) - 01:26, 3 January 2024
• RQDX1/RQDX2 MFM Disk & Floppy QBUS Controllers
  ...to the [[RX50]] dual floppy drive and the [[RD51]], [[RD52]], and [[RD53]] MFM hard disks. The RQDX1 and RQDX2 MFM Disk & Floppy QBUS Controllers share the same basic layout of the M8639 [[DEC ca
  7 KB (1,107 words) - 03:04, 5 January 2024
• RQDX3 MFM Disk & Floppy QBUS Controller
  RQDX3 MFM Disk & Floppy QBUS Controller The RQDX3 [[MFM]] Disk & [[Floppy]] [[QBUS]] Controller connect the [[Series of MicroPDP-11 comput
  5 KB (809 words) - 03:06, 5 January 2024