Today I upgraded an Atari 520 ST+ for a friend of mine with Exxos 4MB RAM. First had to remove all the old DRAM’s. After that I placed the RAM upgrade. I didn’t make any pictures of the assembling of the riser board, see links below.. More information: http://www.exxoshost.co.uk/atari/last/4MBMMU/index.htm http://www.spiny.org/atari/photos/exxos_4meg_stm/
Month: January 2019

E-Matrix 1230-50 / dead
Amiga 1200 – E-matrix 1230-50MHz Got an E-Matrix 1230-50MHz for repair. Owner tried to replace Oscillator, but that didn’t end up well.. ? Problems found 2 broken traces Dead Oscillator 50MHz Not working SIMM RAM module Fixes Fixed traces with jump wires Replaced Oscillator Used own 8MB SIMM to test card

C64 Mini Arcade Joystick to USB Converter
C64 Mini – Arcade2USB Converter