## NMR-STAR dictionary: database table: NMRSpectrometer

Detailed description of the fields

### _NMR_spectrometer.Sf_category (SfCategory)

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NMR-STAR tag name | _NMR_spectrometer.Sf_category
Description | NMR-STAR name: _NMR_spectrometer.Sf_category Category assigned to the information in the saveframe.
Database field name | SfCategory
SQL Database type | VARCHAR(127)
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | yes
Prompt | Sf category
Examples | ?
Help text |

### _NMR_spectrometer.Sf_framecode (SfFramecode)

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NMR-STAR tag name | _NMR_spectrometer.Sf_framecode
Description | NMR-STAR name: _NMR_spectrometer.Sf_framecode A label that uniquely identifies the NMR spectrometer from other spectrometers listed in the entry.
Database field name | SfFramecode
SQL Database type | VARCHAR(127)
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | yes
Prompt | NMR spectrometer label
Examples | ?
Help text |

### _NMR_spectrometer.Entry_ID (EntryID)

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NMR-STAR tag name | _NMR_spectrometer.Entry_ID
Description | NMR-STAR name: _NMR_spectrometer.Entry_ID Pointer to '_Entry.ID'
Database field name | EntryID
SQL Database type | CHAR(12)
Part of primary Key | yes
Foreign Key on table, column | Entry, ID
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | yes
Prompt | Entry ID
Examples | ?
Help text |

### _NMR_spectrometer.Sf_ID (SfID)

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NMR-STAR tag name | _NMR_spectrometer.Sf_ID
Description | NMR-STAR name: _NMR_spectrometer.Sf_ID An integer value that is the unique identifier for the saveframe that applies across the archive. This value is not stable and may be reassigned each time the data are loaded into a database system.
Database field name | SfID
SQL Database type | INTEGER
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | yes This field's data is for internal use only and should be hidden in public versiond of the data.
Nulls allowed in database? | yes
Prompt | Sf ID
Examples | ?
Help text |

### _NMR_spectrometer.ID (NMRSpectrometerID)

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NMR-STAR tag name | _NMR_spectrometer.ID
Description | NMR-STAR name: _NMR_spectrometer.ID A value that uniquely identifies the NMR spectrometer from other spectrometers listed in the entry.
Database field name | NMRSpectrometerID
SQL Database type | INTEGER
Part of primary Key | yes
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | yes
Prompt | NMR spectrometer ID
Examples | ?
Help text |

### _NMR_spectrometer.Details (Details)

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NMR-STAR tag name | _NMR_spectrometer.Details
Description | NMR-STAR name: _NMR_spectrometer.Details A text description of the NMR spectrometer.
Database field name | Details
SQL Database type | TEXT
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | no
Prompt | Details
Examples | ?
Help text |

### _NMR_spectrometer.Manufacturer (Manufacturer)

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NMR-STAR tag name | _NMR_spectrometer.Manufacturer
Description | NMR-STAR name: _NMR_spectrometer.Manufacturer Name of the company or other entity that built the NMR spectrometer.
Database field name | Manufacturer
SQL Database type | VARCHAR(127)
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | yes
Enumerations | [click for a list of enumerations] This is an open enumeration. The list of values are only suggestions. They are not enforced.
Prompt | Manufacturer
Examples | Bruker
Help text |

### _NMR_spectrometer.Model (Model)

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NMR-STAR tag name | _NMR_spectrometer.Model
Description | NMR-STAR name: _NMR_spectrometer.Model The name or acronym used to describe the model of the spectrometer.
Database field name | Model
SQL Database type | VARCHAR(127)
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | yes
Enumerations | [click for a list of enumerations] This is an open enumeration. The list of values are only suggestions. They are not enforced.
Prompt | Model
Examples | DMX
Help text |

### _NMR_spectrometer.Serial_number (SerialNumber)

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NMR-STAR tag name | _NMR_spectrometer.Serial_number
Description | NMR-STAR name: _NMR_spectrometer.Serial_number Unique code assigned to a specific spectrometer by the manufacturer.
Database field name | SerialNumber
SQL Database type | VARCHAR(127)
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | no
Prompt | Serial number
Examples | 1234AB5678
Help text |

### _NMR_spectrometer.Field_strength (FieldStrength)

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NMR-STAR tag name | _NMR_spectrometer.Field_strength
Description | NMR-STAR name: _NMR_spectrometer.Field_strength Approximate strength of the magnetic field for the spectrometer as defined by the proton frequency of the instrument expressed in MHz.
Database field name | FieldStrength
SQL Database type | VARCHAR(127)
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | yes
Enumerations | [click for a list of enumerations] This is an open enumeration. The list of values are only suggestions. They are not enforced.
Prompt | Field strength
Examples | 800
Help text |