Editing Voyager 1 (section)

==== Scientific instruments ====
{{Main|Voyager program}}

{| class="wikitable" style="text-align:center;"
|-
! scope="col" style="width:135px;" | Instrument name
! scope="col" style="width:50px;" | {{abbr|Abbr.|Abbreviation}}
! Description
|-
| {{partial|Imaging Science System<br />{{small|(disabled)}}}}
| (ISS)
| style="text-align:left;" | Used a two-camera system (narrow-angle/wide-angle) to provide images of Jupiter, Saturn and other objects along the trajectory. 

{| class="wikitable collapsible"
|-
! colspan="2" | Filters
|-
| style="vertical-align:top;" |
{| style="text-align:center; width:320px;"
! colspan="4" scope="col" | Narrow-angle camera<ref>{{Cite web |title=Voyager 1 Narrow Angle Camera Description |url=https://pds-rings.seti.org/voyager/iss/inst_cat_na1.html#filters |url-status=live |archive-url=https://web.archive.org/web/20110811232250/http://pds-rings.seti.org/voyager/iss/inst_cat_na1.html#filters |archive-date=August 11, 2011 |access-date=January 17, 2011 |publisher=NASA}}</ref>
|-
! scope="col" style="background:#e5e5e5; width:60px;"| Name
! scope="col" style="background:#e5e5e5;" | Wavelength
! scope="col" style="background:#e5e5e5;" | Spectrum
! scope="col" style="background:#e5e5e5;" | Sensitivity
|-
| <small>0 – Clear</small>
| <small>280–640&nbsp;nm</small>
| [[File:Voyager - Filters - Clear.png|50px|center]]
| style="background:#fff;" |
|-
| style="text-align:center; height:25px;" | <small>4 – Clear</small>
|<small>280–640&nbsp;nm</small>
|[[File:Voyager - Filters - Clear.png|50px|center]]
| style="background:#fff;" |
|-
| <small>7 – [[Ultraviolet|UV]]</small>
| <small>280–370&nbsp;nm</small>
| [[File:Voyager - Filters - UV.png|50px|center]]
| style="background:#1d0036;" |
|-
| <small>1 – Violet</small>
| <small>350–450&nbsp;nm</small>
| [[File:Voyager - Filters - Violet.png|50px|center]]
| style="background:#8300b5;" |
|-
| <small>2 – Blue</small>
| <small>430–530&nbsp;nm</small>
| [[File:Voyager - Filters - Blue.png|50px|center]]
| style="background:#00d5ff;" |
|-
| <small>5 – Green</small>
| <small>530–640&nbsp;nm</small>
| [[File:Voyager - Filters - Green.png|50px|center]]
| style="background:#ffef00;" |
|-
| style="text-align:center; height:25px;" | <small>6 – Green</small>
|<small>530–640&nbsp;nm</small>
|[[File:Voyager - Filters - Green.png|50px|center]]
| style="background:#ffef00;" |
|-
| <small>3 – Orange</small>
| <small>590–640&nbsp;nm</small>
| [[File:Voyager - Filters - Orange.png|50px|center]]
| style="background:#ff8900;" |
|}

| style="vertical-align:top;" |
{| style="text-align:center; width:320px;"
! colspan="4" scope="col" | Wide-angle camera<ref>{{Cite web |title=Voyager 1 Wide Angle Camera Description |url=https://pds-rings.seti.org/voyager/iss/inst_cat_wa1.html#filters |url-status=live |archive-url=https://web.archive.org/web/20211107025433/https://pds-rings.seti.org/voyager/iss/inst_cat_wa1.html#filters |archive-date=November 7, 2021 |access-date=January 17, 2011 |publisher=NASA}}</ref>
|-
! scope="col" style="background:#e5e5e5; width:60px;" | Name
! scope="col" style="background:#e5e5e5;"             | Wavelength
! scope="col" style="background:#e5e5e5;"             | Spectrum
! scope="col" style="background:#e5e5e5;"             | Sensitivity
|-
| <small>2 – Clear</small>
| <small>280–640&nbsp;nm</small>
| [[File:Voyager - Filters - Clear.png|50px|center]]
| style="background:#fff;" |
|-
| <small>3 – Violet</small>
| <small>350–450&nbsp;nm</small>
| [[File:Voyager - Filters - Violet.png|50px|center]]
| style="background:#8300b5;" |
|-
| <small>1 – Blue</small>
| <small>430–530&nbsp;nm</small>
| [[File:Voyager - Filters - Blue.png|50px|center]]
| style="background:#00d5ff;" |
|-
| <small>6 – [[Methane|CH<sub>4</sub>]]-U</small>
| <small>536–546&nbsp;nm</small>
| [[File:Voyager - Filters - CH4U.png|50px|center]]
| style="background:#81ff00;" |
|-
| <small>5 – Green</small>
| <small>530–640&nbsp;nm</small>
| [[File:Voyager - Filters - Green.png|50px|center]]
| style="background:#ffef00;" |
|-
| <small>4 – [[Sodium|Na]]-D</small>
| <small>588–590&nbsp;nm</small>
| [[File:Voyager - Filters - NaD.png|50px|center]]
| style="background:#ffe200;" |
|-
| <small>7 – Orange</small>
| <small>590–640&nbsp;nm</small>
| [[File:Voyager - Filters - Orange.png|50px|center]]
| style="background:#ff8900;" |
|-
| <small>0 – [[Methane|CH<sub>4</sub>]]-JST</small>
| <small>614–624&nbsp;nm</small>
| [[File:Voyager - Filters - CH4JST.png|50px|center]]
| style="background:#ff7b00;" |
|}

|}
{{unordered list
 | style=font-size:85%;
 | '''Principal investigator:''' Bradford Smith / University of Arizona (PDS/PRN website)
 | '''Data:''' PDS/PDI data catalog, PDS/PRN data catalog
}}

|-
| {{partial|Radio Science System<br />{{small|(disabled)}}}}
| (RSS)
| style="text-align:left;" | Used the telecommunications system of the Voyager spacecraft to determine the physical properties of planets and satellites (ionospheres, atmospheres, masses, gravity fields, densities) and the amount and size distribution of material in Saturn's rings and the ring dimensions. 
{{unordered list
 | style=font-size:85%;
 | '''Principal investigator:''' G. Tyler / Stanford University PDS/PRN overview
 | '''Data:''' PDS/PPI data catalog, PDS/PRN data catalog (VG_2803), NSSDC data archive
}}

|-
| {{partial|[[Infrared interferometer spectrometer and radiometer]]<br />{{small|(disabled)}}}}
| (IRIS)
| style="text-align:left;" | Investigates both global and local energy balance and atmospheric composition. Vertical temperature profiles are also obtained from the planets and satellites as well as the composition, thermal properties, and size of particles in [[Saturn's rings]]. 
{{unordered list
 | style=font-size:85%;
 | '''Principal investigator:''' Rudolf Hanel / NASA Goddard Space Flight Center (PDS/PRN website)
 | '''Data:''' PDS/PRN data catalog, PDS/PRN expanded data catalog (VGIRIS_0001, VGIRIS_002), NSSDC Jupiter data archive
}}

|-
| {{partial|Ultraviolet [[Spectrometer]]<br />{{small|(disabled)}}}}
| (UVS)
| style="text-align:left;" | Designed to measure atmospheric properties, and to measure radiation. 
{{unordered list
 | style=font-size:85%;
 | '''Principal investigator:''' A. Broadfoot / University of Southern California (PDS/PRN website)
 | '''Data:''' PDS/PRN data catalog
}}

|-
| {{yes|Triaxial Fluxgate [[Magnetometer]]<br />{{small|(active)}}}}
| (MAG)
| style="text-align:left;" | Designed to investigate the [[magnetic field]]s of Jupiter and Saturn, the interaction of the [[solar wind]] with the [[magnetosphere]]s of these planets, and the magnetic field of [[interplanetary space]] out to the boundary between the [[solar wind]] and the magnetic field of [[interstellar space]]. 
{{unordered list
 | style=font-size:85%;
 | '''Principal investigator:''' [[Norman F. Ness]] / NASA Goddard Space Flight Center (website)
 | '''Data:''' PDS/PPI data catalog, NSSDC data archive
}}

|-
| {{no|[[Plasma (physics)|Plasma]] [[Spectrometer]]<br />{{small|(defective)}}}}
| (PLS)
| style="text-align:left;" | Investigates the microscopic properties of the plasma ions and measures electrons in the energy range from 5 eV to 1 keV. 
{{unordered list
 | style=font-size:85%;
 | '''Principal investigator:''' John Richardson / [[Massachusetts Institute of Technology|MIT]] (website)
 | '''Data:''' PDS/PPI data catalog, NSSDC data archive
}}

|-
| {{yes|Low Energy [[Charged particle|Charged Particle]] Instrument<br />{{small|(active)}}}}
| (LECP)
| style="text-align:left;" | Measures the differential in energy fluxes and angular distributions of ions, electrons and the differential in energy ion composition. 
{{unordered list
 | style=font-size:85%;
 | '''Principal investigator:''' [[Stamatios Krimigis]] / [[Johns Hopkins University|JHU]] / APL / University of Maryland (JHU/APL website / UMD website / KU website)
 | '''Data:''' UMD data plotting, PDS/PPI data catalog, NSSDC data archive
}}

|-
| {{partial|[[Cosmic Ray System]]<br />{{small|(disabled)}}}}
| (CRS)
| style="text-align:left;" | Determines the origin and acceleration process, life history, and dynamic contribution of interstellar cosmic rays, the nucleosynthesis of elements in cosmic-ray sources, the behavior of [[cosmic rays]] in the [[interplanetary medium]], and the trapped planetary energetic-particle environment. 
{{unordered list
 | style=font-size:85%;
 | '''Principal investigator:''' [[Edward C. Stone|Edward Stone]] / Caltech / NASA Goddard Space Flight Center (website)
 | '''Data:''' PDS/PPI data catalog, NSSDC data archive
}}

|-
| {{partial|Planetary [[Radio Astronomy]] Investigation<br />{{small|(disabled)}}}}
| (PRA)
| style="text-align:left;" | Uses a sweep-frequency radio receiver to study the radio-emission signals from Jupiter and Saturn. 
{{unordered list
 | style=font-size:85%;
 | '''Principal investigator:''' James Warwick / University of Colorado
 | '''Data:''' PDS/PPI data catalog, NSSDC data archive
}}

|-
| {{no|[[Polarimeter|Photopolarimeter]] System<br />{{small|(defective)}}}}
| (PPS)
| style="text-align:left;" | Used a telescope with a [[polarizer]] to gather information on surface texture and composition of Jupiter and Saturn and information on atmospheric scattering properties and density for both planets. 
{{unordered list
 | style=font-size:85%;
 | '''Principal investigator:''' Arthur Lane / JPL (PDS/PRN website)
 | '''Data:''' PDS/PRN data catalog
}}

|-
| {{yes|[[Plasma Wave Subsystem]]<br />{{small|(active)}}}}
| (PWS)
| style="text-align:left;" | Provides continuous, sheath-independent measurements of the electron-density profiles at Jupiter and Saturn as well as basic information on local wave–particle interaction, useful in studying the magnetospheres. 
{{unordered list
 | style=font-size:85%;
 | '''Principal investigator:''' William Kurth / University of Iowa (website)
 | '''Data:''' PDS/PPI data catalog
}}
|}

{{Gallery
 | align = center
 | title = Images of the spacecraft
 | width = 175
 | mode = packed
 | File:Voyager1 Space simulator.gif
 | ''Voyager 1'' 'Proof Test Model' in a [[space simulator]] chamber at JPL 3/12/1976
 | File:Record is attached to Voyager 1.jpg
 | [[Voyager Golden Record|Gold-Plated Record]] is attached to ''Voyager 1''
 | alt2 = ''Voyager 1'' in the Space Simulator chamber
 | File:P39582 2 Ed Stone.jpg
 | [[Edward C. Stone]], director of [[NASA]] [[JPL]], standing in front of a Voyager spacecraft model
 | File:Voyager Instruments.jpg|The location of Voyager's scientific instruments, indicated in a diagram
 | alt3 = Gold-Plated Record is attached to ''Voyager 1''
 | footer = {{center|{{commons-inline|bullet=none|Category:Voyager spacecraft|the Voyager spacecraft}}}}
 }}