BeebMaster - BBC Model B Disc Upgrade
BeebMaster

Fitting a
disc upgrade



All we need is one tape-only BBC Model B and one BeebMaster Disc Upgrade Kit, containing the following parts:

1 x 8271
2 x 7438
1 x 74LS10
2 x 74LS393
2 x CD4013B
1 x CD4020B
1 x 74LS123
1 x DFS ROM