A little puzzle for you to solve

[vfr400]

I've been meaning to have a play with one of these things for years. Finally, some arrived in the post today. I wonder what you can do with them?

 

[MontyPAS]

I've been meaning to have a play with one of these things for years. Finally, some arrived in the post today. I wonder what you can do with them?
View attachment 38354

Could use it for a:
Programmable winter LED lighting flasher circuit?

CMOS decade counter. That takes me back to machine automation, pre computer days. Lowly paid apprenticeships

 

[Woosh]

I wonder what you can do with them?

nothing.

 

[MontyPAS]

nothing.

Agree... Really old technology CMOS logic was so susceptible to static FU's