Google has for decades been synonymous with the Internet search engine and the undisputed hegemon of the market, with such a dominant position that even the European Union has taken steps to strengthen the position of competitors. However, it is only the advent of the ChatGPT search engine that can realistically threaten Google's dominance to date. Currently, Google controls more than 90% of the search engine market – no other platform has managed to beat this position so far. Bing, Microsoft's...
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Auxiliary monitor function in Sunell NVRs.
Sunell NVRs are equipped with two video outputs: HDMI and VGA which, by default, present the same image (parallel outputs). Models with 8 channels or more offer an auxiliary monitor function, which allows partially independent display of camera images. The number of channels that can be displayed on each screen is limited to half the standard number of them. For example, on an eight-channel NVR, ...
A system distributing DVB-T2 digital terrestrial television channels.
Owners of newly built hotels and guesthouses, providing the rooms of their establishments with TV sets with built-in digital terrestrial television receivers (compatible with the HEVC/H.265 codec), need only take care of the proper delivery of the signal from the antenna to the outlets. This can be accomplished by using an amplifier that is suitable for the signal conditions and the number of outlets....
Redirecting calls from the Villa Hikvision IP door/gate station directly to a smartphone.
1-subscriber Villa Hikvision IP video door stations have the ability to be directly added to the Hikvision cloud and redirect calls to a smartphone with the Hik-Connect app installed without the need for an additional internal monitor (otherwise a monitor is always required). To use this functionality connect the gate/door station to the...
Cameras on poles – how to complete the network infrastructure?
Feeding a separate cable to each pole (mast, lantern), on which the cameras are to be installed, is the most universal and the least labor-consuming solution when it comes to attention welding and protection of optical fibers. However, this involves a greater amount of work when laying cables and the need to provide more space on the cable route....
Library new titles
- 2024-08-25
- Installation Components
One of the criteria for classification of TV systems in hotels is the programming to be distributed. The simplest systems may provide only free-to-air terrestrial TV broadcasts, whereas more advanced solutions will include satellite channels, also some premium ones (pay-TV). The content required by the owner/investor will depend on the categories of prospective hotel guests (foreign and thematic channels etc).
- 2024-07-17
- Some Theory
PoE (Power over Ethernet) is the name of a number of methods that allow for powering network devices through UTP/FTP cables. This way it is possible to power devices such as cameras, phones, switches, access points, etc.
- 2024-06-19
- Measurements
Measurement of DVB-T2 terrestrial television signals and DVB-S/S2 satellite television signals. The technique of measuring DVB-T2 terrestrial digital TV signals is not very different from DVB-T signal measurement.
- 2024-06-12
- HIKVISION
Archive library. The information contained therein may be outdated. HikCentral Professional is a complete platform designed to manage Hikvision-branded security systems.
- 2024-05-08
- Measurements
This article summarizes the knowledge for the installer who faces the task of verifying the correctness of a fiber optic system. The article describes in detail all aspects related to the idea and procedures of measurement by the transmission method.
- 2024-05-08
- Antennas & Connectors
The 5G network is the fifth generation of wireless (telecommunications) technology standards, which offers much faster data transfer speeds than earlier generations such as 3G or 4G.
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