Looking for info on three multi-digit LED assemblies

[Shoppa, Tim]

> So do any of these LED assemblies ring a bell with anyone in terms of
> type or brand of equipment?

Time code displays? Google terms: IRIG, Symmetricom, Truetime

Getting sales attention from Truetime/Symmetricom has been very hard the past couple of years.

If the digits weren't grouped for time codes, then pinball machine score readouts

MC14543/CD4543 is actually a very nice BCD to seven segment decoder if not the very beefiest output current

Tim.