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UNADJUSTEDNONRAW_thumb_16a23.jpg
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.

UNADJUSTEDNONRAW_thumb_16a27.jpg
Circuit board with small handle.
'R202D' marked on board; 'R202' marked on handle.
'Digital Equipment Corporation Maynard Massachusetts' marked on insertion handle edge.

V5W%XZ32RM23OlQ1i8BOSw_thumb_16a2a.jpg
circuit substrate board with markings but no electronics; with small handle.
'XOR Gates M121A' marked on board; 'DEC Flip Chip' marked on obverse.
'Digital Equipment Corporation Maynard Massachusetts' marked on insertion handle edge.

UNADJUSTEDNONRAW_thumb_16a32.jpg
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…

QIkduyU2SC281ciC3EMevg_thumb_16a35.jpg
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.

UNADJUSTEDNONRAW_thumb_16a39.jpg
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.

UNADJUSTEDNONRAW_thumb_16a3e.jpg
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 …

yzoot8YES+ibe%EyPCQYBw_thumb_16a41.jpg
Circuit board with small handle.

'Solenoid Drivers ', 'M044B' and '5008563' marked on board; 'M044' marked on handle.

'digital' marked on insertion handle edge.

Box printed with 'digital decproducts module', marker writing '6/1' and '1'…

vmnQoDgaReOXhuSoOKsq4A_thumb_16baa.jpg
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.

qj5Juga8T0uEE3vZ3+wbGA_thumb_16bac.jpg
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.

ZGeTzbsJT+GeBSGJnhevkA_thumb_16baf.jpg
Circuit board with extended connector
''Maint. BD-1 W130B' marked on board

UNADJUSTEDNONRAW_thumb_16bb3.jpg
Circuit board with clear poly covering indicator lights and 4 switches.
''Maintenance Board 2 W131C' marked on board

3%mg2YOzRlm7468EnuBTrA_thumb_16bb7.jpg
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'.

UNADJUSTEDNONRAW_thumb_16bba.jpg
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…

UNADJUSTEDNONRAW_thumb_16bbd.jpg
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.

UNADJUSTEDNONRAW_thumb_16bdf.jpg
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…

UNADJUSTEDNONRAW_thumb_16bbf.jpg
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…

nyvrmMVrTIyK7DEDqpNDnA_thumb_16bc2.jpg
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…

IT8VCUXWTnWhA9cM8RbzpA_thumb_16bc8.jpg
Large circuit board
Board marked 'LPWR' and 'Diceon' and '94-0',
'M7135' and '5015381-01-C1' along with other various designations.
4 back plane connectors and two metal locking insertion handles.

x+4wAYwRRX2voEtcufjb3w_thumb_16bcc.jpg
Large circuit board with 2 locking metal insertion handles,. 4 back plane connectors.
Edge of board includes various markings, including: '4MB Q22 MOS MEM PAR' and 'M7127', and
'5017547-01-C1-P2' and 'M7551-CA'.
'LPWR' followed by the 'digital'…