| GENERAL CHARACTERISTICS ITEM DESCRIPTION | MODES OF OPERATION,CHANNEL A ALONE,CHANNEL B ALONE,CHANNEL A AND B DISPLAYED IN ALTERNATE SWEEPS,CHANNEL A AND B DISPLAYED BY SWITCHINGAT APPROX 100 KHZ,WITH TRACE BLANKINGDURING SWITCHING,CHANNEL A AND B ADDED ALGEBRACALLY,POLARITY OF CHANNEL A MAY BE INVERTED TO OBTAIN DIFFERENTIAL OPERATION |