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Image credits

General equipment photos are from Wikimedia Commons, used under the licences shown. Uniview (UNV) product images are © Uniview and used with permission. Diagrams and question illustrations are original to Zi-On ELV Academy.

  • Vandal-resistant dome camera next to CCTV signage

    Vandal-resistant dome camera next to CCTV signage

    By Myotus

    CC BY-SA 4.0 · Source

  • Bullet cameras on a wall bracket

    Bullet cameras on a wall bracket

    By Kjetil_r

    Public domain · Source

  • PTZ (pan-tilt-zoom) camera

    PTZ (pan-tilt-zoom) camera

    By Myotus

    CC BY-SA 4.0 · Source

  • Rack with Ethernet switches and patch panels

    Rack with Ethernet switches and patch panels

    By Dsimic

    CC BY-SA 4.0 · Source

  • Patch panel with horizontal cabling dressed in

    Patch panel with horizontal cabling dressed in

    By Kbh3rd

    CC BY 4.0 · Source

  • Cat5e keystone module with IDC terminals and colour code

    Cat5e keystone module with IDC terminals and colour code

    By Dmeranda

    Public domain · Source

  • Punch-down (IDC) tool with KRONE and 110 blades

    Punch-down (IDC) tool with KRONE and 110 blades

    By Adamantios

    CC BY-SA 3.0 · Source

  • Cable tray containment

    Cable tray containment

    By Leotard

    CC0 · Source

  • OM4 multimode patch cord (aqua jacket)

    OM4 multimode patch cord (aqua jacket)

    By Christophe Finot

    CC BY-SA 3.0 · Source

  • Singlemode patch cords (yellow jacket)

    Singlemode patch cords (yellow jacket)

    By Asurnipal

    CC BY-SA 4.0 · Source

  • LC duplex connectors on a multimode cord

    LC duplex connectors on a multimode cord

    By Christophe Finot

    CC BY-SA 3.0 · Source

  • LC (small) and SC (larger) fibre connectors

    LC (small) and SC (larger) fibre connectors

    By Poil

    CC BY-SA 3.0 · Source

  • Technician fusion splicing in the field

    Technician fusion splicing in the field

    By Yifangzheng

    CC BY-SA 4.0 · Source

  • Ceiling-mounted point smoke detector

    Ceiling-mounted point smoke detector

    By Curpharar

    CC BY-SA 4.0 · Source

  • Inside an optical smoke detector: light source and receiver

    Inside an optical smoke detector: light source and receiver

    By Franz van Duns

    CC BY-SA 4.0 · Source

  • Manual call point with its test key

    Manual call point with its test key

    By Ps14159

    CC BY-SA 4.0 · Source

  • Fire alarm control panel

    Fire alarm control panel

    By Georg Pik

    CC0 · Source

  • Fire alarm annunciator with zone mimic plan

    Fire alarm annunciator with zone mimic plan

    By MarylandGeoffrey

    CC0 · Source

  • IP desk phone

    IP desk phone

    By -stk

    CC BY-SA 4.0 · Source

  • Patient nurse call handset

    Patient nurse call handset

    By Tony Webster

    CC BY 2.0 · Source

  • Access control reader with keypad

    Access control reader with keypad

    By Andriusval

    Public domain · Source

  • Magnetic lock (maglock) fitted to a door frame

    Magnetic lock (maglock) fitted to a door frame

    By Mooinglemur

    Public domain · Source

  • Outdoor-rated wireless access point

    Outdoor-rated wireless access point

    By Mbrickn

    CC BY 4.0 · Source

  • Scissor lift (MEWP) in use

    Scissor lift (MEWP) in use

    By Justinjkiss

    CC BY-SA 4.0 · Source

  • UNV Prime turret IPC3634SB-ADZKM-I1

    UNV Prime turret IPC3634SB-ADZKM-I1

    By Uniview (Zhejiang Uniview Technologies)

    © Uniview, used with permission · Source

  • UNV Prime bullet IPC2128SB-ADF28KM-I1

    UNV Prime bullet IPC2128SB-ADF28KM-I1

    By Uniview (Zhejiang Uniview Technologies)

    © Uniview, used with permission · Source

  • UNV Prime dome IPC328SB-ADF28KM-I1

    UNV Prime dome IPC328SB-ADF28KM-I1

    By Uniview (Zhejiang Uniview Technologies)

    © Uniview, used with permission · Source

  • UNV Prime PTZ IPC6424SR-X25-VF-B

    UNV Prime PTZ IPC6424SR-X25-VF-B

    By Uniview (Zhejiang Uniview Technologies)

    © Uniview, used with permission · Source

  • UNV Whale analog bullet UAC-B142-AF28(40)LM-DL

    UNV Whale analog bullet UAC-B142-AF28(40)LM-DL

    By Uniview (Zhejiang Uniview Technologies)

    © Uniview, used with permission · Source

  • UNV Dolphin analog bullet UAC-B115-AF28(40)-W

    UNV Dolphin analog bullet UAC-B115-AF28(40)-W

    By Uniview (Zhejiang Uniview Technologies)

    © Uniview, used with permission · Source

  • UNV PoE NVR NVR301-04B-P4-IQ

    UNV PoE NVR NVR301-04B-P4-IQ

    By Uniview (Zhejiang Uniview Technologies)

    © Uniview, used with permission · Source

  • UNV PoC XVR XVR301-04U3-P4

    UNV PoC XVR XVR301-04U3-P4

    By Uniview (Zhejiang Uniview Technologies)

    © Uniview, used with permission · Source

  • UNV bullet junction box TR-JB07-D-IN

    UNV bullet junction box TR-JB07-D-IN

    By Uniview (Zhejiang Uniview Technologies)

    © Uniview, used with permission · Source

  • UNV turret junction box TR-JB03-H-IN

    UNV turret junction box TR-JB03-H-IN

    By Uniview (Zhejiang Uniview Technologies)

    © Uniview, used with permission · Source

  • UNV pole mount TR-UP06-IN

    UNV pole mount TR-UP06-IN

    By Uniview (Zhejiang Uniview Technologies)

    © Uniview, used with permission · Source

  • UNV corner mount TR-UC08-A-IN

    UNV corner mount TR-UC08-A-IN

    By Uniview (Zhejiang Uniview Technologies)

    © Uniview, used with permission · Source

  • UNV dome wall mount TR-WM04-IN

    UNV dome wall mount TR-WM04-IN

    By Uniview (Zhejiang Uniview Technologies)

    © Uniview, used with permission · Source

  • UNV dome pendant mount TR-CM24-IN

    UNV dome pendant mount TR-CM24-IN

    By Uniview (Zhejiang Uniview Technologies)

    © Uniview, used with permission · Source

  • UNV waterproof cable gland TR-A01-IN

    UNV waterproof cable gland TR-A01-IN

    By Uniview (Zhejiang Uniview Technologies)

    © Uniview, used with permission · Source

  • UNV in-ceiling bracket TR-FM152-A-IN

    UNV in-ceiling bracket TR-FM152-A-IN

    By Uniview (Zhejiang Uniview Technologies)

    © Uniview, used with permission · Source

  • UNV PTZ junction box TR-JB12-IN

    UNV PTZ junction box TR-JB12-IN

    By Uniview (Zhejiang Uniview Technologies)

    © Uniview, used with permission · Source

  • UNV bullet wall mount TR-WM06-C-IN

    UNV bullet wall mount TR-WM06-C-IN

    By Uniview (Zhejiang Uniview Technologies)

    © Uniview, used with permission · Source

  • UNV UPS600 600 VA UPS

    UNV UPS600 600 VA UPS

    By Uniview (Zhejiang Uniview Technologies)

    © Uniview, used with permission · Source