NOAA Office of Satellite and Product Operations


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NOAA 14 COMM Subsystem Summary

Component Status:

BTX 1Beacon Transmitter #1 (136.77MHz)Green
BTX 2Beacon Transmitter #2 (137.77MHz)Green
STX1S-Band Transmitter #1 (1698MHz)Green
STX2S-Band Transmitter #2 (1702.5MHz)Green
STX3S-Band Transmitter #3 (1707MHz)Green
STX4S-Band Transmitter #4 (2247.5MHz)Green
VTX1VHF Transmitter #1 (137.50MHz) 
VTX2VHF Transmitter #2 (137.62MHz)Green

Subsystem History:

Date Time Component Description
08/02/200519:30:00VTX2Turn off VTX2 for conflict with NOAA-17
05/28/200514:00:00VTX2Turn on VTX2 (APT data).
03/09/200514:00:00STX2STX-2 transmitting at 1702.5 mHz was left powered on continuously from 13:50 through 19:00Z. Record high STX-2 temps reached (40 degs C), no impact to operations.
08/14/200215:55:00VTX2Turnoff VTX2 due to conflict with N17
07/03/200200:00:00BTX 2BTX Turnon, conflict with N17 is over
06/26/200200:01:00BTX 2BTX Turnoff, conflict with N17
10/09/200100:27:00 HRPT data swapped from STX-1 to STX-3 to avoid RF conflict with new N16 STX configuration
03/20/200100:00:00STX3HRPT data placed on STX-3 1698 Mhz.
12/30/199410:36:00VTX2On Orbit
12/30/199410:36:00BTX 2On Orbit
12/30/199410:36:00BTX 1On Orbit
12/30/199410:36:00STX4On Orbit
12/30/199410:36:00STX3On Orbit
12/30/199410:36:00STX2On Orbit
12/30/199410:36:00STX1On Orbit