On Mon, Sep 17, 2018 at 1:11 PM, Jeffrey S. Worley via cctalk < cctalk@classiccmp.org> wrote:
> What kind of cores does it use? > Pretty ordinary core memory. Being an early system, the cores were rather large, so high currents were needed for read and write. There was forced air temperature control, vs. oil immersion used in the contemporary IBM 7302 core storage unit (later replaced by air-cooled 7302A).