/* Imported from Wayback Machine
   Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:b1ackmai1er:backplane-4
   Snapshot date: 2025-10-15
   Generator    : wayback-archiver
*/

====== ECB Backplane 4 ======

The purpose of this backplane design is to take advantage of the discount offered by many PCB manufacturers with 10x10cm PCB boards. It's a cut down version of A. Lynch and J. Coffman's 8-slot design and was inspired by Will Sowerbutts ECB Mini Backplane board.

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===== Features =====

4 ECB Slots

Low cost 10x10cm format

Industry standard power connection

On/off switch with LED indicator

Reset connector

Battery backup connector

Additional mounting holes

===== Design Files =====

Gerbers for 4 slot 10x10cm backplane

[[https://retrobrewcomputers.org/lib/exe/fetch.php?media=builderpages:b1ackmai1er:backplane4-r01-20180416.zip|:builderpages:b1ackmai1er:backplane4-r01-20180416.zip]]

[[https://retrobrewcomputers.org/lib/exe/fetch.php?media=builderpages:b1ackmai1er:backplane4-r02-20190209-gerbers.zip|:builderpages:b1ackmai1er:backplane4-r02-20190209-gerbers.zip (untested)]]

kicad files:

[[https://retrobrewcomputers.org/lib/exe/fetch.php?media=builderpages:b1ackmai1er:backplane4-r01-20180416-kicad.zip|:builderpages:b1ackmai1er:backplane4-r01-20180416-kicad.zip]]

[[https://retrobrewcomputers.org/lib/exe/fetch.php?media=builderpages:b1ackmai1er:backplane4-r02-20190209_kicad.zip|:builderpages:b1ackmai1er:backplane4-r02-20190209_kicad.zip]]

===== Pictures =====

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