eee. JOHNSTON ATOLL F&SNO. TITLE 01031 USER SCIENTIFIC Teltrac Antennas and Pedestals (2) STRUCTURE FACILITY NO. SANDIA - None SCIENTIFIC STATION NO. 91-4-14 and 91-4-15 , FUNDING SANDIA BOD FOD ($000) ENGR PRE-GO Prior Cost PROC CONST TOTAL FURN Included in F&S No. 01030 COMPLETED DESCRIPTION Two existing Teltrac antennas (completed in 1963) located at the east and west ends of Apartment Building 699 are available for primary tracking. The rotating parts of the antennas are balanced, and are mounted on 24-ft. high steel platforms. The tracking rate on any axis is 20 degrees per second, The Supporting structure of the Teltrac is designed so that deflection or rotation from a 30 knot wind will cause an error of less than 0.1 degree in tracking. Slaved tc the Teltrac antennas are the command antennas and the AME antennas. DRAWINGS: VOL I Senne JS SK-699-A100 91-3200-S2 thru S54 1~36 hy,