January 23 is the 23rd day of the year in the Gregorian Calendar. There are 342 days remaining, 343 in leap years.
Holidays and observances
January 22 - January 24 - December 23 - February 23 - Historical anniversaries
... modulation is a form of signal modulation in which the message information is encoded in the temporal spacings between a sequence of signal pulses.
Book Week Costumes
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