BeebMaster - BeebShop - Econet Upgrade Kits for BBC Model B

Econet Upgrade Kit for BBC Micro


Each kit contains:

68B54 Advanced Data Link Controller
74LS123
74LS132
75159
LM319 x 2
74LS244
74LS74
DNFS 1.20 chip containing NFS 3.60 and DFS 1.20
5 x 14-pin DIL IC sockets
1 x 20-pin DIL IC socket
1 x 28-pin DIL IC socket
1 x 5-pin DIN 180 degree right angled socket
Strip of 2x8 jumper pins
7 jumpers
1 x 10uF 10V capacitor
1 x 10nF ceramic capacitor
1 x 2.2nF ceramic capacitor
1 x 8x22K SIL resistor
4 x 10k resistor
4 x 1k resistor
4 x 56k resistor
3 x 1M5 resistor
4 x 100k resistor
1 x 1k5 resistor


As an optional extra for a small surcharge, a 16K ANFS 4.18 chip can be supplied providing enhanced network facilities in the ROM - please specify using the options above when ordering.

The microchips are supplied in a handy reusable box and the other components are individually packaged for easy identification.

The Econet Upgrade contains over 40 components in total, all needing to be soldered to your BBC Model B motherboard. The upgrade should only be attempted by competent solderers!

The kit comes with a 4-page A5 size printed fitting instructions booklet with a double-sided A4 insert sheet containing two location diagrams.


As well as my own printed instructions, the following online resources are available to help you, or for you to check out before buying if you want to know exactly what you are letting yourself in for!

BeebMaster Econet Upgrade Kit Fitting Instructions

BeebMaster Econet Upgrade Kit Component Location Insert Sheets

Official Acorn Econet Service Centre Upgrade Kitting Instructions

High-Resolution Pictures and Explanatory Notes showing additional modifications required to Issue 2 (and 3) boards

For all enquiries, please contact me at BeebShop@BeebMaster.co.uk