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AGC: Automatic Gain Control
Jul 29 , 2022
What Is AGC? Automatic gain control (AGC) is a closed-loop feedback regulating circuit in an amplifier or chain of amplifiers, the purpose of which is to maintain a suitable signal amplitude at its output, despite variation of the signal amplitude at the input. The average or peak output signal level is used to dynamically adjust the gain of the amplifiers, enabling the circuit to work satisfactor...
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How to connect Tonmind 15W IP Ceiling Speaker SIP-S01A
Mar 23 , 2023
Tonmind 15W IP Celing Speaker SIP-S01A is consists of master speaker and satellite speaker, which works in pairs. SIP-S01A shares all the functions of other Tonmind IP Speaker, including compatible with VoIP, SIP devices via SIP, compatible with IP Camera VMS via ONVIF, supporting pre-recorded messages, HTTP API for alarm in transmit, 48K OPUS audio codec. Besides, SIP-S01A's advantage is cost-sav...
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How to Choose the Right Ceiling Speaker - Why TONMIND Offers a Superior Solution
Dec 12 , 2025
How to Choose the Right Ceiling Speaker — Why TONMIND Offers a Superior Solution Ceiling speakers have become a preferred audio choice in modern environments such as schools, offices, hotels, hospitals, shopping centers, and smart buildings. They blend into the ceiling, save physical space, and deliver clear, evenly distributed audio. But with many models available from various manufacturers, choo...
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