DNA Sequencer , a machine used to automatically produce a sequence readout from a biological DNA sample
Microsequencer (instruction sequencer, or program sequencer), part of the control unit of a central processing unit ( CPU ), determining the next instruction address, or ( Data Sequencer ), part of an Auto-sequencing Memory (ASM) block, determining the next data address,
Music Sequencer , software or hardware device for recording, playing, and editing digital music data
Protein Sequencer , a machine used to automatically produce a sequence readout from a biological protein sample
