The CNT-91 frequency counter, the world's most powerful frequency counter / timer / analyzer on the market today. The improved CNT-91 compliments the best selling CNT-90 with higher speed, greater resolution, and added features such as continuous data "streaming" , zero dead-time frequency and period, Totalize and the ability to program a pulse output from 0.5 Hz to 50 MHz for defining pulse rate frequency (PRF). Pendulum offers the only counters with true graphic capabilities on-screen for expanded statistical processing.

CNT-91 Frequency Counter, Frequency Analyzer »