Description GENERAL CHARACTERISTICS ITEM DESCRIPTION: 17.312 IN. LG 21.75 IN;W 33.375 IN. H O/A;FIXED;OPERATING PWR AC 115V 60 HZ 1 PHASE;TABLE MTD;MAJ COMPONENTS 1 JETDS CALIBRATION CHAMBER RADIOSONDE TYPE TS-1741/UMM-1,CONT CALIBRATION CHAMBER TYPE C-4111/UMM-1,PSYCHROMETER,TYPE ML-589/UMM-1,CABLE SPECIAL PURPOSE ELEC TYPE CX-7827/UMM-1,CABLE ASSY PWR ELEC TYPE NO. CX-3135/UMM-1;GOVT TYPE JETDS,RADIONSONDE BASELINE CHECK SET,TYPE AN/UMM-1