NOAA Office of Satellite and Product Operations

NOAA 11 COMM Subsystem Summary

Component Description 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)Yellow
STX4S-Band Transmitter #4 (2247.5MHz)Green
VTX1VHF Transmitter #1 (137.50MHz)Green
VTX2VHF Transmitter #2 (137.62MHz)Green

Subsystem History:

Date Time Component Description
06/22/200420:00:00 No further signals seen from N11 after deactivation
01/14/199714:16:00STX3RF power dropped from 8.4 watts to 5.2 watts.
09/24/198810:36:00STX1On Orbit
09/24/198810:36:00STX2On Orbit
09/24/198810:36:00STX3On Orbit
09/24/198810:36:00STX4On Orbit
09/24/198810:36:00BTX 1On Orbit
09/24/198810:36:00BTX 2On Orbit
09/24/198810:36:00VTX1On Orbit
09/24/198810:36:00VTX2On Orbit