NB Storage Board Replacement

This is the final board that i will order from JLCPCB. Hopefully it will work. All…

Newbrain Power Supply Replacement

This is a replacement for a grundy newbrain power supply. You connect a 12v (2A or…

Newbrain Tape Replacement

This device can be used as a replacement for the Newbrain Tape. It connects through RS232…

Pre -production Newbrain

Very early version of the Newbrain computer believed to have been used to drum up trade…

NB to PC Serial Cable

How to build a serial cableSerial CableNb to pc PC RS232(9 PIN) Signals 1 2 3…