For something as timing-critical as a memory board, this turned out to be way harder than he’d expected. First off, he had already made things difficult for himself by choosing DRAM rather than ...

Normally, laptop makers buy memory modules from third parties and either insert them inside a DRAM slot or solder them down ...

Identifying bad memory chips can quickly become a chore, so [Jan Beta] spent some time putting together a cheap DRAM tester out of spare parts. This little tester can be used with 4164 and 41256 ...