NOAA Office of Satellite and Product Operations

NOAA 18 SARR Subsystem Summary

Component Description Status
121 RECEIVERSearch and Rescue Repeater 121.5MHz ReceiverBlue
121/243 ANTENNA121/243 receive antennaGreen
243 RECEIVERSearch and Rescue Repeater 243 receiverBlue
406 ANTENNA406 receive antennaGreen
406 RECEIVERSearch and Rescue Repeater 406MHz receiverGreen
PTCPower Temperature ConverterGreen
TRANSMITTERSearch and Rescue TransmitterGreen


Subsystem History:

Date Time Component Description
04/28/201602:20:00TRANSMITTERSARR TXA ENABLE
04/27/201620:20:00TRANSMITTERSARR TXA DISABLE
04/20/201615:20:00TRANSMITTERSARR TXA ENABLE
04/20/201609:20:00TRANSMITTERSARR TXA DISABLE
04/13/201604:20:00TRANSMITTERSARR TXA ENABLE
04/12/201622:20:00TRANSMITTERSARR TXA DISABLE
04/05/201617:20:00TRANSMITTERSARR TXA ENABLE
04/05/201611:20:00TRANSMITTERSARR TXA DISABLE
03/29/201612:20:00TRANSMITTERSARR TXA DISABLE
03/29/201606:20:00TRANSMITTERSARR TXA ENABLE
03/21/201619:20:00TRANSMITTERSARR TXA ENABLE
03/21/201613:20:00TRANSMITTERSARR TXA DISABLE
03/14/201608:30:00TRANSMITTERSARR TXA ENABLE
03/14/201602:30:00TRANSMITTERSARR TXA DISABLE
03/06/201621:50:00TRANSMITTERSARR TXA ENABLE
03/06/201615:50:00TRANSMITTERSARR TXA DISABLE
02/28/201610:30:00TRANSMITTERSARR TXA Enable
02/28/201604:30:00TRANSMITTERSARR TXA Disable
02/20/201623:30:00TRANSMITTERSARR TXA Enable
02/20/201617:30:00TRANSMITTERSARR TXA Disable
02/13/201612:30:00TRANSMITTERSARR TXA Enable
02/13/201606:30:00TRANSMITTERSARR TXA Disable
02/05/201619:30:00TRANSMITTERSARR TXA Disable
01/29/201614:30:00TRANSMITTERSARR TXA Enable
01/29/201608:30:00TRANSMITTERSARR TXA Disable
01/22/201603:30:00TRANSMITTERSARR TXA Enable
01/21/201621:30:00TRANSMITTERSARR TXA Disable
01/14/201616:30:00TRANSMITTERSARR TXA Enable
01/14/201610:30:00TRANSMITTERSARR TXA Disable
01/07/201605:30:00TRANSMITTERSARR TXA Enable
01/06/201623:30:00TRANSMITTERSARR TXA Disable
12/30/201518:30:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
12/30/201518:30:00TRANSMITTERSARR TXA Enable
12/30/201512:30:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
12/30/201512:30:00TRANSMITTERSARR TXA Disable
12/23/201507:30:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
12/23/201507:30:00TRANSMITTERSARR TXA Enable
12/23/201503:30:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
12/23/201503:30:00TRANSMITTERSARR TXA Disable
12/15/201520:30:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
12/15/201520:30:00TRANSMITTERSARR TXA Enable
12/15/201514:30:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
12/15/201514:30:00TRANSMITTERSARR TXA Disable
12/09/201509:40:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
12/09/201509:40:00TRANSMITTERSARR TXA Enable
12/09/201503:40:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
12/09/201503:40:00TRANSMITTERSARR TXA Disable
11/30/201522:20:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
11/30/201522:20:00TRANSMITTERSARR TXA Enable
11/30/201516:20:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
11/30/201516:20:00TRANSMITTERSARR TXA Disable
11/23/201511:20:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
11/23/201511:20:00TRANSMITTERSARR TXA Enable
11/23/201505:20:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
11/23/201505:20:00TRANSMITTERSARR TXA Disable
11/16/201512:20:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
11/16/201512:20:00TRANSMITTERSARR TXA Enable
11/15/201518:20:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
11/15/201518:20:00TRANSMITTERSARR TXA Disable
11/08/201513:30:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
11/08/201513:30:00TRANSMITTERSARR TXA Enable
11/08/201507:30:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
11/08/201507:30:00TRANSMITTERSARR TXA Disable
11/01/201502:20:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
10/31/201520:20:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
10/24/201515:00:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
10/24/201509:00:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
10/16/201522:00:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
10/16/201504:00:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
10/09/201517:10:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
10/09/201511:10:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
10/02/201505:50:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
10/01/201523:50:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
09/24/201519:00:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
09/24/201513:00:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
09/17/201507:30:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
09/17/201501:30:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
09/09/201520:30:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
09/09/201514:30:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
09/02/201509:30:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
09/02/201503:30:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
08/25/201522:00:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
08/25/201516:30:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
08/18/201511:00:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
08/18/201505:30:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
08/10/201523:30:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
08/10/201519:00:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
08/03/201513:00:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
08/03/201507:00:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
07/27/201501:30:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
07/26/201520:00:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
07/19/201514:30:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
07/19/201509:00:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
07/12/201503:30:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
07/11/201522:00:00PTCSARR TXA Disable for NOAA-15 Interference
07/04/201516:00:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
07/04/201511:00:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
06/27/201512:00:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
06/27/201505:00:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
06/19/201518:00:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
06/19/201513:00:00TRANSMITTERSARR TXA Disable for NOAA-15 Interference
06/12/201507:00:00TRANSMITTERSARR TXA Enable for NOAA-15 Interference
06/12/201501:30:00TRANSMITTERSARR TXA Disable for conflict with NOAA-15
06/04/201520:00:00TRANSMITTERSARR TXA Enable
06/04/201514:00:00TRANSMITTERSARR TXA Disable for Interference with NOAA-15
05/28/201508:30:00TRANSMITTERSARR TXA Enable
05/28/201503:30:00TRANSMITTERSARR TXA Disable for Interference with NOAA-15
05/20/201521:30:00TRANSMITTERSARR TXA Enable
05/20/201516:00:00TRANSMITTERSARR TXA Disable for Interference with NOAA-15
05/13/201510:30:00TRANSMITTERSARR TXA Enable
05/13/201504:30:00TRANSMITTERSARR TXA Disable for Interference with NOAA-15
05/05/201522:30:00TRANSMITTERSARR TXA Enable
05/05/201518:30:00TRANSMITTERSARR TXA Disable for Interference with NOAA-15
02/06/201501:30:00TRANSMITTERSARR TXA Enable
05/18/201215:00:00TRANSMITTEREnables SARR TX A
05/10/201215:00:00TRANSMITTERDisables SARR TX A
07/05/201112:00:00TRANSMITTEREnables SARR TX A
06/27/201114:00:00TRANSMITTERDisables SARR TX A
08/15/201023:59:00TRANSMITTERSARR Transmitter A re-enabled following conflict period with NOAA-19
08/07/201012:00:10TRANSMITTERSARR Transmitter A disabled during conflict period with NOAA-19
09/21/200901:17:00TRANSMITTEREnables SARR TX A
09/17/200910:42:00TRANSMITTERDisabled SARR TX A
02/01/200912:00:00121 RECEIVERSARR 121 & 243 MHz receivers decommissioned per COSPAS-SARSAT international mandate.
02/01/200912:00:00243 RECEIVERSARR 121 & 243 MHz receivers decommissioned per COSPAS-SARSAT international mandate.
01/23/200813:51:24406 RECEIVER1-sec dwell applied to SARR 406 AGC (Channel 457).
08/15/200513:57:00406 RECEIVEREnable A side 406 MHz receiver AGC and set the attenuators to 10 dB
08/15/200513:56:00243 RECEIVEREnable A side 243 MHz receiver AGC and set the attenuators to 5 dB
08/15/200513:55:00121 RECEIVEREnable A side 121.5 MHzreceiver AGC and set the attenuators to 5 dB
07/23/200512:00:00TRANSMITTERSARR significant downlink dropouts detected on intermittent basis. Under investigation.
07/18/200520:07:00406 RECEIVER406 MHz receiver to fixed gain mode
07/18/200520:06:00243 RECEIVER243 MHz receiver to fixed gain mode
07/18/200520:05:00121 RECEIVER121 MHz receiver to fixed gain mode
06/28/200517:02:00 All 3 receivers (121, 243, 406) switched back into AGC mode after SARR switched to A-side
06/27/200516:58:00 Switch from SARR side B to SARR side A converter, transmitter, and receivers. Set attenuators to 5 dB for 121 and 243 receivers, and to 10 dB for 406 receiver.
06/17/200516:57:00406 RECEIVERDisable SARR B 406 MHZ Receiver AGC
06/17/200516:56:00243 ReceiverDisable SARR B 243 MHZ Receiver AGC
06/17/200516:55:00121 RECEIVERDisable SARR B 121 MHZ Receiver AGC
05/23/200516:27:30121 RECEIVER121 Receiver-B powered on
05/23/200516:27:00121/243 ANTENNA121/243 Antenna-B selected
05/23/200516:26:00243 RECEIVER243 Receiver-B powered on
05/23/200516:25:30406 ANTENNA406 Antenna-B selected
05/23/200516:25:00406 RECEIVER406 Receiver-B turned on
05/23/200516:23:00TRANSMITTERTransmitter-B turnon
05/23/200516:22:30PTCPTC turnon
05/23/200516:22:00 SARR-B powered up