- interface circuit
- interface equipment
- interface routine
- interference allowance
- interference band
- interference coupling
- interference effect
- interference flux
- interference matrix
- interference pattern
- interference range
- interfering beam
- interfering channel
- interfering emission
- interfering frequency
- interline
- interlocked mechanism
- intermediate frequency
- intermediate regenerator
- intermittent exposure
- intermittent failure
- intermodulation
- intermodulation interference
- intermodulation level
- intermodulation triplet
- internal blocking
- internal burning
- internal capacitance
- internal extension
- internal font
- internal gain
- internal impedance
- internal traffic
- internal voltage
- internal wiring
- internetwork communication
- interoffice
- interoffice trunk
- interphone
- interplanetary medium
- interpolating filter
- interpolating function
- interpolation scale
- interpolation stage
- interpolator
- interpretation
- interrogation channel
- interrogator-transponder
- interrupt
- interrupt acknowledge
- interrupt flag
- interrupt gate
- interrupt level
- interrupt line
- interrupt priority
- interrupt system
- interrupted network
- interrupted time
- interstice coverage
- intersymbol noise
- intravascular agglutlnation
- invalid character
- invalid expression
- invariance group
- invariant pole
- inverse code
- inverse gain
- inverse network
- inverse powers
- inverse repetition
- inversion ratio
- inverted character
- inverted file
- inverted image
- inverter
- inverter gate
- inverter oscillator
- inverting input
- investment funds
- investments
- intersymbol
- intervention signal
- intolerable interference
- invalid call
- invalid index
- invalidation
- inverse modulation
- inverted chip
- inverted vee
- inverting amplifier
- invisible heat
- ion burn
- ion stream
- ionization current
- ionization trace
- ionogram
- ionosphere
- iris
- irregular
- ISDN facility