A cosa servono le ricetrasmittenti?
on 2023-02-22
Traditional application Two way radio is mainly used in public security, civil aviation, transportation, water conservancy, railway, manufacturing, construction, service and other industries, for communication and command and dispatch between group members, to improve the communication efficiency and improve the rapid response ability to deal with emergencies. As two way radios enter the civil market, people go out to travel, shopping also began to use more and more radios. In addition, there are some special occasions to use the radio, such as explosion-proof two way radio, waterproof radio, police intercom.Mobole radio can also be included in the use of intercom category. Access control radio With the progress of science and technology, two way radio is more and more widely used in the security industry, access control intercom system is produced in this way. The access control radio is to apply the two way radio to the access control system. Users can make calls or video communications through the two way radio. The access control intercom system mainly consists of the intercom host, intercom extension, UPS power supply, electric control lock, and door closing device. According to the type can be divided into direct press type, digital type, digital type household pass, direct press type visual intercom, digital type visual intercom, digital type household pass visual intercom, etc Intercom host Intercom host is the building intercom system control essential part, each extension of the transmission signal and electric lock control signal are controlled by the host, its circuit board using vibration reduction installation, and moisture-proof treatment, anti-vibration moisture-proof ability is very strong, and with night lighting device, beautiful appearance, generous. Intercom extension Intercom extension is a kind of intercom, generally with the host intercom, household-connected building intercom system with the host into a set of internal telephone system can complete the system of user telephone contact, more convenient to use, it is divided into visual extension, non-visual extension. With electric lock control function and monitoring function, generally installed at the door of the user's home, the main convenience of residents and visitors to talk to each other. UPS power supply La sua funzione principale è quella di mantenere l'alimentazione del sistema citofonico dell'edificio. Normalmente, è a pagamento. Quando si verifica un'interruzione di corrente, l'alimentatore UPS si trova nello stato di alimentazione del sistema. Costruire un sistema di interfono, i produttori generalmente non usano la batteria dell'UPS, principalmente il consumo di energia del sistema visivo è troppo grande, la batteria dell'UPS di piccola capacità generale non può garantire l'uso del tempo! Serratura a comando elettrico La sua struttura interna è composta principalmente da un meccanismo elettromagnetico. Finché l'utente preme il tasto della serratura elettric...
vedere di più