PENDULUM

TIME AND FREQUENCY MEASURING, COUNTING, CALIBRATING AND ANALYZING INSTRUMENTS NAMELY, TIMER/COUNTERS, FREQUENCY COUNTERS, MODULATION DOMAIN ANALYZER, FREQUENCY CALIBRATORS, TIME INTERVAL CALIBRATORS, PHASE CALIBRATORS, TIME AND FREQUENCY STANDARDS, GPS-CONTROLLED TIME and FREQUENCY STANDARDS AND TELECOMMUNICATION APPARATUS AND TESTING INSTRUMENTS,NAMELY, INSTRUMENTS FOR MEASUREMENTS OF JITTER, WANDER AND BIT ERROR RATE IN TELECOMMUNICATIONS NETWORKS, [ DEVICES FOR GENERATION OF SYNCHRONIZATION CLOCK SIGNALS IN TELECOMMUNICATIONS NETWORKS, PULSE GENERATORS;] PARTS AND FITTINGS FOR ALL THE AFORESAID GOODS