Digital signal detector
Digital speed control system
Digital speed control system
Digital temperature effect generator
Digital time-off-event encoding system
Digital tracking system with analog signal resolution
Digital yacht racing timing system
Dispensing preset amounts of a product
Display apparatus for tape running positions
Display controller for time recorders and time actuators
Display device for electronic apparatus
Distance marker
Diver's control and indication apparatus
Double vernier time interval measurement using triggered phase-l
Dynamic logic counter
Dynamic pulse difference circuit