OPERATION 2HZ TO 5000HZ PLUS; DOUBLE ENDED PERMANENT MAGNET FIELD; 50 LBS FORCE W/FORCED AIR COOLING; 25 POUNDS FORCE W/O FORCED AIR COOLING; PORTABLE; 20G TESTING W/1.8 POUND LOADS; ARMATURE SUSPENSION SYSTEM FOR .5 IN. PEAK-TO-PEAK DISPLACEMENT; PWR SUPPLIED BY MODEL TA30 DIRECT COUPLED SOLID STATE PWR AMP; COMPLETE