On 5/16/18 9:13 AM, jos via cctalk wrote:
> Anyone can identify this ? > if you look on bitsavers under cdc/catalogs M90310500_Internal_Literature_Catalog_Jul75.pdf lists several drum storage units including the models 861, 863 and 865 the controller looks a little too early to be for the BG504A the one you're trying to identify looks to be using 1604/160 series modules 39731700A_BG504A-H_Drum_Memory_CE_Manual_Jul72.pdf for the 1700
