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AOS and LOS Clock Reference Guide
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Aos Los Um

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Transcript of "Aos Los Um"

  1. 1. AOS and LOS Clock Reference Guide Days Hours Minutes Seconds IRIG-B Clock GMT GMT Time-of-day Clock with IRIG-B input available with several standard sizes of digits including 1", 2-1/3", 4" or 5" high LED digits. Other sizes available on special order. Contact factory for details. These Displays show the days, hours, minutes and seconds from the IRIG-B input. Hours Minutes Seconds Minutes Seconds AOS-LOS Clocks AOS LOS AOS/LOS Clock with IRIG-B input available with several standard sizes of digits including 1", 2-1/3", 4" or 5" high LED digits. Other sizes available on special order. Contact factory for details. This unit has two integrated timers. The AOS timer indicates the time in hours, minutes and seconds until the acquition of a signal from a satellite (or other equipment). The LOS timer indicates the time in minutes and seconds until the signal disappears over the horizon. In addition, these clocks can display the GMT time in days, hours, minutes and seconds from the IRIG-B input. Press the Set AOS button. Once the AOS is zero, the following The following display appears. display appears. Hours Minutes Seconds Minutes Seconds Hours Minutes Seconds Minutes Seconds 00:00:00AOS 000 LOS –- –- –- 13:29 AOS LOS This displays some absolute time in the The LOS timer starts counting down in future when AOS is to happen. minutes and seconds. Turn the knob to set day. (right 3 digits) Press the Select button. Turn the knob to set hour. (Left 2 digits) If the AOS time entered is 4 days or greater, Press the Select button. The hours digits will show dashes since Turn the knob to set minute. the actual number of hours cannot be displayed. Press the Select button. Hours Minutes Seconds Minutes Seconds Turn the knob to set second. –- 20:33 15:00 AOS LOS Press the Set LOS button. The following display appears. If the AOS time is some time in the past, the AOS display will have dashes. Hours Minutes Seconds Minutes Seconds AOS 00:00LOS Hours Minutes –- –- –- 00:00 Seconds Minutes Seconds AOS LOS Turn the knob to set minutes Press the Select button. To calculate an AOS time at the end of the Turn the knob to set seconds year, the number of seconds in a year needs to be known. 1 year = 31,556,926 seconds. Press the AOS/LOS Button. The following display appears. The start/stop button does not affect the AOS display. Hours Minutes Seconds Minutes Seconds 06:20:33 15:00 AOS LOS The start/stop button starts or stops the LOS timer. The reset button resets the LOS timer to the last preset value. The left 6 digits shows the time remaining in hours, minutes and seconds until AOS. The right 4 digits shows the LOS. Alzatex, Inc. www.alzatex.com aos_los_um.pdf 11-07-09

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