SPDT | DPDT
Single Point Double Throw | Double Point Double Throw.
Basic Structure
Simplest logical unit for the randomiser.
8 Pathways
Red = crossover. Blank = straight through.
One Instant
Each unit’s (automotive indicator) relay switches path for that unit approximately twice a second.
8 inputs. 8 outputs. 16,777,216 combinations.
Working Diagram
Indicator relays include timer that switch on and off continuously.
The indicator relay alternates power between 2 standard relays, swapping pathways.