Before+that+time
131Time-domain reflectometer — A time domain reflectometer (TDR) is an electronic instrument used to characterize and locate faults in metallic cables (for example, twisted wire pairs, coaxial cables). The equivalent device for optical fiber is an optical time domain… …
132Uganda before 1900 — Before the region that is today Uganda was made into a British colony at the end of the nineteenth century it was divided between several closely related kingdoms.Earliest HistoryUganda s strategic position along the central African Rift Valley,… …
