A 10½ digit Counter-timer is set in the 'frequency mode' of operation (with \( T_s = 1 \, \text{s} \)). For a specific input, the reading obtained is 1000. Without disconnecting this input, the Counter-timer is changed to operate in the 'Period mode' and the range selected is microseconds (\( \mu s \), with \( f_s = 1 \, \text{MHz} \)). The counter will then display