Noun
timebase (plural timebases)
(television, electronics) A time period used as a base measurement or frequency.
Being plugged into the wall is obviously a major drawback, but had one advantage: the timebase for the clock was driven off of a rectified version of 60 cycle AC current. Source: Internet
Horizontal hold and vertical hold The lack of precision timing components in early television receivers meant that the timebase circuits occasionally needed manual adjustment. Source: Internet
The daily rotation of the Earth is somewhat irregular (see ΔT ) and is slowing down slightly; atomic clocks constitute a much more stable timebase. Source: Internet
The output waveforms from the timebase amplifiers are fed to the horizontal and vertical deflection coils wrapped around the CRT tube. Source: Internet