Assertion: color television | /r/CapableOf | apply reverse transforms
Facets:
value: to retrieve the original rgb signal
type: PURPOSE
Source sentences:
text: These signals could then be broadcast separately on a different frequency; a monochrome set would tune in only the luminance signal on the VHF band, while color televisions would tune in both the luminance and chrominance on two different frequencies, and apply the reverse transforms to retrieve the original RGB signal.