TC08 Backplane
- tc083-18 is a 3-18-2004 checkpoint of TC08 drawing in progress.
- indicators is an LED version of the TC08 Indicator panel.
- so-indicators is a surface mount version of the indicators
board.
- so-indicators-ok is a backup of so-indicators.
- tc08ss is an experiment with routing one layer at a time.
- tc08nh is a successful routing without screw holes. (It also
lacks an NC layer.)
- tc08ttl is an aborted attempt to convert to a "big board"
TTL implementation.
- tc08 is a drawing of DEC's TC08 DECtape Controller.
- tc08-6u is a drawing of DEC's TC08 DECtape Controller, drawn to fit in 6Uin a DEC rack.
- tc08-8-07 is an 8/2007 checkpoint of the TC08 drawing. This one
does have the hidden "NC" layer, to simplify routing and reduce spurious
error messages.