![]() ![]() In the case of machinery, adjusting the configuration and the microphone shielding or positioning will be required. Humming or thrumming in my video footage: Two types of humming may occur through an audio surveillance microphone: machinery or audio noise. A physical expectation of both the connection and the wire will quickly fix the issue. Thoroughly testing the device and then testing each configuration should result in a solution or better understanding of the issue.īuzzing in my video footage: Audio buzz in the video footage can result from either a poor auxiliary connection or damaged shielding on the wire itself. Video footage features no noise, despite CCTV microphone: Typically, such problems with having no sound at all through the audio surveillance microphone means an issue in the wiring or configuration of the device. When applicable, A1 Security Cameras recommends using a DC power supply or similar transformer. Ineffective power connection or lack of voltage: Less than required power feeding into the audio aspect of a security system will result in poor performance. Unfortunately, with older systems, the options may be more limited. Aside from adjusting the surrounding environment, a cover could be applied to the device itself, the settings may be reduced, or adjustment to video data may be required. Lack of noise suppression processing: Most audio surveillance microphones feature a type of noise suppression, but older ones may not have such a feature. Upon finding this to be the case, the only solution should be to replace the wire outright. Poor wire quality or connection: Wires that are damaged or degraded will lead to unsatisfactory results. Video footage filled with white noise: Audio surveillance producing excessive or only white noise has three possible problems affecting video data. Some systems may require an extra configuration on the main screen by clicking the audio icon on the top of the screen. You should have the best wired security camera system with audio surveillance through this process.
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