LPS11 control panel, left to right and top to bottom :-
- Level controls for the first four A/D channels
- Six digit seven segment LED display
- Two schmitt trigger level controls, edge switchs (rising/falling) and inputs
- Pair of NO contacts for optional relays
- Eight A/D inputs (6.5mm jacks)
- Schmitt trigger outputs
The digital I/O, display and addition A/D and D/A channels had connectors on the rear of the box.