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DEC: Flip-Chip Control Board A1
Circuit board.
'Flip-Chip' and 'Control Board A1' marked on board along with the following groups of markings: '5009263E', '5409264', 'CS *' and the letter series of A-Z; and 'ATC2131580E'.
'Flip-Chip' and 'Control Board A1' marked on board along with the following groups of markings: '5009263E', '5409264', 'CS *' and the letter series of A-Z; and 'ATC2131580E'.
DEC: Flip-Chip - Linc 8 Capacitor and Power Up G906
Circuit board with small handle.
'Linc 8 Capacitor and Power Up G906A' marked on board; 'G906' marked on handle.
'Digital Equipment Corporation Maynard Massachusetts' marked on side of insertion handle edge.
'Linc 8 Capacitor and Power Up G906A' marked on board; 'G906' marked on handle.
'Digital Equipment Corporation Maynard Massachusetts' marked on side of insertion handle edge.
DEC: Flip-Chip - Inverter B104
Circuit board with small handle. ' Inverter B104C' and '5-68' marked on board; 'B104' marked on handle.
'Digital Equipment Corporation Maynard Massachusetts' marked on insertion handle edge.
'Digital Equipment Corporation Maynard Massachusetts' marked on insertion handle edge.
DEC: Flip-Chip - Input Amplifier MS120
Circuit board with small handle.
'Input Amplifier MS120 Exp 7-2-68' marked on board;
'Digital Equipment Corporation Maynard Massachusetts' marked on side of insertion handle edge.
'Input Amplifier MS120 Exp 7-2-68' marked on board;
'Digital Equipment Corporation Maynard Massachusetts' marked on side of insertion handle edge.
DEC: Flip-Chip - EIA to TTY Converter W671
Circuit board with small handle.
'EIA to TTY Converter W671B' marked on board; 'W671' marked on handle.
'727A' stamped and 'digital' marked on one side of, and 'Digital Equipment Corporation Maynard Massachusetts' marked on other side of …
'EIA to TTY Converter W671B' marked on board; 'W671' marked on handle.
'727A' stamped and 'digital' marked on one side of, and 'Digital Equipment Corporation Maynard Massachusetts' marked on other side of …
DEC: Flip-Chip - Diode Gate Driver B685
Circuit board with small handle. ' Diode Gate Driver B685B' marked on board; 'B685' marked on handle.
Printed paper tag attached denotes 'PDP-10 Defective Module'. Writing in pen notes 'Wesleyan 3-20-76'
'Digital Equipment Corporation…
Printed paper tag attached denotes 'PDP-10 Defective Module'. Writing in pen notes 'Wesleyan 3-20-76'
'Digital Equipment Corporation…
DEC: Flip-Chip - Clamped Loads W005
Circuit board with small handle.
'FLIP CHIP', 'Clamped Loads W005' and '12-67' marked on board; 'W005' marked on handle.
'Digital Equipment Corporation Maynard Massachusetts' marked on insertion handle edge.
'FLIP CHIP', 'Clamped Loads W005' and '12-67' marked on board; 'W005' marked on handle.
'Digital Equipment Corporation Maynard Massachusetts' marked on insertion handle edge.
DEC: Flip Chip - R202
Circuit board with small handle.
'R202D' marked on board; 'R202' marked on handle.
'Digital Equipment Corporation Maynard Massachusetts' marked on insertion handle edge.
'R202D' marked on board; 'R202' marked on handle.
'Digital Equipment Corporation Maynard Massachusetts' marked on insertion handle edge.
DEC: Flip Chip - NAND Gate R121
Circuit board with small handle. ' NAND Gate R121A' and 'I 67' marked on board; 'R121' marked on handle.
'Digital Equipment Corporation Maynard Massachusetts' marked on insertion handle edge.
'Digital Equipment Corporation Maynard Massachusetts' marked on insertion handle edge.
DEC: Flip Chip - Inverter R107
Circuit board with small handle.
'Inverter R107C' and '7 - 66' marked on board; 'R107' marked on handle.
'Digital Equipment Corporation Maynard Massachusetts' marked on insertion handle edge.
'Inverter R107C' and '7 - 66' marked on board; 'R107' marked on handle.
'Digital Equipment Corporation Maynard Massachusetts' marked on insertion handle edge.
DEC: wired core memory 32K stack board
Large circuit board with additional board attached (screws removed, hinge attached).
Has 6 back plane connectors, two locking insertion handles, and 4 ribbon cable connectors.
Board marked 'Side 2 32K Stack Board' and '5011643B' and…
Has 6 back plane connectors, two locking insertion handles, and 4 ribbon cable connectors.
Board marked 'Side 2 32K Stack Board' and '5011643B' and…
DEC: System Building Block - Flip Flop
System Building Block in enclosure. Flip-Flop 3201 marked on front; number stamped '15863' front top, label applied to front marked 'C'.
'Digital Equipment Corporation Maynard Massachusetts' marked on back.
'Digital Equipment Corporation Maynard Massachusetts' marked on back.
DEC: System Building Block - Flip Flop
System Building Block in enclosure
Flip-Flop 3201 marked on front
circuit board marked FF 3201-J Pat. Pend.
'Digital Equipment Corporation Maynard Massachusetts' marked on back.
Flip-Flop 3201 marked on front
circuit board marked FF 3201-J Pat. Pend.
'Digital Equipment Corporation Maynard Massachusetts' marked on back.
DEC: serial bus port module circuit board M7127
Large circuit board with 4 plastic insertion handles, one marked 'M7127'. 4 back plane connectors.
Edge of board marked with side designations (Side 1 and Side 2), with additional markings including: 'Serial Bus Port Module' and 'M7127', along…
Edge of board marked with side designations (Side 1 and Side 2), with additional markings including: 'Serial Bus Port Module' and 'M7127', along…
DEC: Power supply board, in original box
Power supply board, in original box; appears unused.
Box marked '9905439 Rev B 11/80'.
Board marked: '50007271-P2 Side 2'.
Very large capacitors and other components attached.
Box marked '9905439 Rev B 11/80'.
Board marked: '50007271-P2 Side 2'.
Very large capacitors and other components attached.
DEC: LPWR circuit board, modified as wall clock
Large circuit board modified to be a wall clock (cut out and modified with addition of a small quartz clock movement).
Board marked 'LPWR' and 'GS-2' and 'digital' logo, along with other various designations.
4 back plane connectors and two locking…
Board marked 'LPWR' and 'GS-2' and 'digital' logo, along with other various designations.
4 back plane connectors and two locking…
DEC: circuit board with prototype chips and EPROM extension
Circuit board with EPROM chip insertion extension at end.
Two chips center-marked with 'PROTO'.
End of board marked with '50-21531-01 A1' and 'OCt-10 94V-0' and '29591'.
extensive modification to circuitry has been performed in the form of added…
Two chips center-marked with 'PROTO'.
End of board marked with '50-21531-01 A1' and 'OCt-10 94V-0' and '29591'.
extensive modification to circuitry has been performed in the form of added…
DEC: circuit board with prototype chips
Circuit board.
Two chips center-marked with 'PROTO'.
End of board marked with '50-21531-01 A1' and 'OCT-10 94V-0' and '29591'.
Extensive dust covering back from use.
Two chips center-marked with 'PROTO'.
End of board marked with '50-21531-01 A1' and 'OCT-10 94V-0' and '29591'.
Extensive dust covering back from use.
DEC PDP-8/e Computer
Digital Equipment Corporation
This is the processor for the PDP-8/e, a (relatively) low-cost minicomputer model that was introduced in 1970. (The PDP-8/e was sold with a tape drive, terminal, and cabinets that we do not have.)
The 12-bit CPU was built using DEC M-series Flip…
The 12-bit CPU was built using DEC M-series Flip…