Answer | Crossword Clue |
---|---|
guarding | Watch over in order to control entry and exit |
bandspreading | an additional tuning control in some radio receivers whereby a selected narrow band of frequencies can be spread over a wider frequency band, in order to give finer control of tuning |
bandspreadings | BANDSPREADING, an additional tuning control in some radio receivers whereby a selected narrow band of frequencies can be spread over a wider frequency band, in order to give finer control of tuning |