On 8/11/19 6:00 PM, Douglas Taylor via cctech wrote: > I just looked at the TC02 and the Qualstar, there are termination > resistor packs on each. The Qualstar has a bunch of 74LS240 IC's near > the J1 and J2 pertec interface cables. The TC02 has a bunch of 74LS374 > chips near the J1 and J2 connectors. > > This is where the electrical engineer could help. How do you determine > how long a cable the 74LS240 can drive?
TC02? The DECtape controller? Sorry, I must be dense; I'm not following. --Chuck