TB 11-6625 -3263-25
Time Interval Range: 0 to 8 x 10 s
Period A Range: 6.25 ns to 1.7 x 10 s
Time Delay Range: 200 s to 800 ms
Other Features Include: 9 digit display, AC or DC coupling, high stability oven oscillator, and it is
programmable through the IEEE-488 interface.
Dimensions: 3.97" H x 8.35" W x 13.03" D
Weight: 8 lbs
TB 9-6625 -2017 -35
The AN/USM-459A will be distributed to satisfy shortages of AN/USM -459
authorizations through the pull system in which materiel fielding is not
Items Replaced and Removed from Field
See Condition Code I11.
Items Potentially Replaceable
The AN/USM-459B was procured to satisfy shortages of the AN/USM -
459. The AN/USM -459A will not replace the AN/USM-459, it will be
issued to users who require the AN/USM-459. The AN/USM-459 and the
AN/USM-459A are functionally equivalent. The AN/USM -459A can
replace all items replaced by the AN/USM-459.