NOAA 12 COMM Subsystem Summary

Component	Description	Status
BTX 1	Beacon Transmitter #1 (136.77MHz)	Green
BTX 2	Beacon Transmitter #2 (137.77MHz)	Green
STX1	S-Band Transmitter #1 (1698MHz)	Green
STX2	S-Band Transmitter #2 (1702.5MHz)	Green
STX3	S-Band Transmitter #3 (1707MHz)	Green
STX4	S-Band Transmitter #4 (2247.5MHz)	Green
VTX1	VHF Transmitter #1 (137.50MHz)	Green
VTX2	VHF Transmitter #2 (137.62MHz)	Green

Subsystem History:

Date	Time	Component	Description
08/03/2004	13:43:00		Turnon TIROS Monitor Unit (TMU) for STX-4 (undervoltage trip recovery).
07/30/2004	15:25:00	VTX1	VTX-1 (APT data) commanded back on and performing nominally Status upgraded to Green.
07/30/2004	15:22:00	VTX1	Turnon VTX Transmitter #1 for APT data (UVTRIP recovery operation)
07/25/2004	23:18:00	VTX1	VTX-1 (APT data) autonomously powered off by battery undervoltage trip. Status downgraded to RED until powered back on.
12/07/2003	01:00:00	VTX1	Turn VHF transmitter 1 on. Conflict with N15 ended.
11/03/2003	20:35:00	VTX1	Turnoff N12 VHF trasmitter 1 (VTX-1, APT data)
11/03/2003	20:35:00	VTX1	Turn VHF transmitter 1 off because of RF conflict with N15
08/16/2003	12:01:00	VTX1	Turnon VTX-1, RF conflict with N15 ended.
07/10/2003	23:59:00	VTX1	Turn VTX1 transmitter (APT data) off for approxemately 1 month because of RF conflict with N15.
04/21/2003	20:29:00	VTX1	TURN VTX-1 ON. RF Conflict with N15 ended.
03/16/2003	10:00:00	VTX1	Turnoff VTX1 because of RF conflict with N15 through 20 Apr 03
12/22/2002	08:50:00	VTX1	APT/VTX turned back on, conflict with N15 ends.
05/14/1991	15:26:00	STX1	On Orbit
05/14/1991	15:26:00	STX2	On Orbit
05/14/1991	15:26:00	STX3	On Orbit
05/14/1991	15:26:00	STX4	On Orbit
05/14/1991	15:26:00	BTX 1	On Orbit
05/14/1991	15:26:00	BTX 2	On Orbit
05/14/1991	15:26:00	VTX1	On Orbit
05/14/1991	15:26:00	VTX2	On Orbit