02/11/2025
Definition of Digital Mic
It is a very sensitive stereo type used in modern mobile devices, which refines the sound signal to maximum softness and sensory clarity without any other undesirable sound interference as it is very sensitive to the lowest sound frequency.
Types of digital mic
Stereo Mic:
More sound efficiency and clarity than ordinary microphones, it has multiple sizes and shapes, and has four or six tracks.
The Glass Mic :
With the six tracks, this mic is smaller, more efficient, of the highest quality and clarity in sound than others,it operates on six tracks, three of them terrestrial to ensure that the high pulse waves leak into the mic to work efficiently, and it is quickly damaged due to external frequencies, and a brass mic can be placed in its place when damaged or not available in some Places.
The two polar mic :
It's a type that has two legs and is versatile
How to measure the mic
The afometer is set to the bell position and the inverse obstruction measurement is set on the floor of the mike or the body of the mike and the negative of the afometer is set on the mike, and the measurement is as follows:
The Joker Double Mic: Bell Man and Prohibitor Man (Read)
Quad mic: 2 bell floor, 1 read, and 1 infinity
Mike Quintet: 3 bells, 1 read, and 1 infinity
Triple mic: 1 bell ground, 1 read, and 1 infinity
Mike's ideal size range is 70 to 80
Mic malfunction and how to check and fix
The first step to be taken before disassembling the phone is to plug in the external headphones, record the voice or make a call to rule out the possibility of damage to the AC, this method also applies to the hearing and speaker malfunctions.
Inspecting the external mic slot to make sure there is no dust or dirt that prevents the sound waves from entering towards the mic.
preview of the flat that connects the top end to the bottom and so the components surrounding the mic on the bottom board to rule out the possibility of moisture, salting or the possibility of the phone to fall heavily which may cause any cracking or removing the micro components from the board, which may cause damage to all circles not The mic's only circle.
Lift the mic and measurement ban on the mic points on the board, reverse block ban on the negative on the board and measure negative on the points in the case of the barrier safety, change the mic and in case of missing any barrier on the points, track the path of this point and connect it before installing the new mic.
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