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Fields for table: DLR_OH_MASTER_AC

Field NameCodesData TypeUnitsTest ProtocolDescription
STATE_CODE
STATE_PROVINCENUMBER(2)


Numerical code for state or province. U.S. codes are consistent with Federal Information Processing Standards.
SOFTWARE_VERSION

VARCHAR2(10)


Software version number of the recording software.
TYPE_OF_AD_CONVERTER

VARCHAR2(10)


Type of Analog to Digital (AD) converter used.
NUMBER_OF_CHANNELS

NUMBER(3)


Number of channels scanned during the testing.
SAMPLING_RATE

NUMBER(5)
Hz

Sampling rate per channel for the data acquisition system.
PRETRIGGER

NUMBER(4,2)
sec

Time preceding the start event when recording starts.
POSTTRIGGER

NUMBER(4,2)
sec

Time in seconds the recording continues after the end event has been initiated.
COMMENTS

VARCHAR2(80)


An unformatted field for the comments pertaining to the information stored in the table.
REVISION_DATE

DATE


Date of latest revision to the information stored in this table.
SHRP_ID

VARCHAR2(4)


Test section identification number assigned by LTPP program. Must be combined with STATE_CODE to be unique.
TEST_NAME

VARCHAR2(7)


Character string that uniquely identifies each series of test traces.
RECORD_STATUS

VARCHAR2(1)


A code indicating the general quality of the data.
DATE_CREATED

DATE


Date of the start of testing.
AUTOBALANCE
Y_NVARCHAR2(1)


Code indicating whether or not the electronic auto balance function is in use.
START_EVENT
DLR_TRIGGERNUMBER(1)


Code for event that starts the testing.
END_EVENT
DLR_TRIGGERNUMBER(1)


Code for event that ends the testing.
DATA_COLLECTION_SOFTWARE

VARCHAR2(10)


Name of the software used to collect the data.