On Sat, Jun 8, 2019 at 6:18 PM Alan Hightower via cctech <cctech at classiccmp.org> wrote: > > > L series are combinatorial only. You (or someone who has a working one) Not so. The 16L8 has feedback connectoionsfrom the outputs to the logic array. So while there are no registers (D types), you can make SR type circuits in it. -tony