[IGSSTATION-4212] COSO: receiver swap

[David Maggert]

Author:  David Maggert, UNAVCO

Dear Colleagues,

The China Lake, CA (COSO) station has had a receiver swap.  Here are the details 
of the receiver swap.

3.3  Receiver Type            : ASHTECH Z-XII3
      Satellite System         : GPS
      Serial Number            : LP02768
      Firmware Version         : CC00
      Elevation Cutoff Setting : 10 deg
      Date Installed           : 1999-07-27T00:00Z
      Date Removed             : 2010-01-08T00:00Z
      Temperature Stabiliz.    : none
      Additional Information   : Receiver swap and firmware upgrade for GPS week
                               : rollover-compliance.

3.4  Receiver Type            : TRIMBLE NETRS
      Satellite System         : GPS
      Serial Number            : 4927175312
      Firmware Version         : 1.2-5
      Elevation Cutoff Setting : 0 deg
      Date Installed           : 2010-01-08T00:00Z
      Date Removed             : (CCYY-MM-DDThh:mmZ)
      Temperature Stabiliz.    : none
      Additional Information   :


No data was collected from January 6th, 2010 until July 2nd, 2010.  Data 
collection resumed on July 3rd, 2010.  We apologize for the inconvenience of 
this outage.  An updated site log has been submitted to the IGSCB.

Maintenance and operation of this site is performed by the USGS.

Best Regards,
David Maggert