bombe
cryptomodule
electroejaculator
electrolyzer
thermionic vacuum tube
thermionic valve
thermionic tube
Turingery
tube
electropenetrograph
electron tube
vacuum tube
cryptomaterial
cyclometer
electrocauterizer
electric
tabulator
tabulating machine
cryptograph
electrogustometer
electrolaryngograph
neuroimager
eviscerator
cryptosystem
cryptomathematics
electrodecanter
read head
precomputer
cryptanalytics
logic analyzer
physical unclonable function
electroeluter
probe
digitizer
cryptoprocessing
electromyograph
write head
tiptrode
power toothbrush
electroblotter
classical cipher
punched tape reader
electrochlorinator
interrupter
punched paper tape reader
electrostimulator
paper tape reader
tape reader
decoder ring
electroseparator