SPM0103ND3-2 Audio Products

Sensitivity:	-22dB ±4dB @ 94dB SPL
Shape:	Rectangular
Height (Max):	0.067" (1.70mm)
Size / Dimension:	0.186" L x 0.148" W (4.72mm x 3.76mm)
Termination:	Solder Pads
Port Location:	Top
Current - Supply:	350µA
Voltage Range:	1.5V ~ 5.5V
Impedance:	100 Ohms
S/N Ratio:	59dB
Series:	SiSonic™
Frequency Range:	100Hz ~ 8kHz
Direction:	Omnidirectional
Output Type:	Analog
Type:	MEMS (Silicon)
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction to Microphones

• What are Microphones? Microphones are transducers that convert sound into electrical signals. They come in a variety of shapes and sizes to suit a range of applications. In short, they are small devices that capture sound into an electrical signal.
• What They Do? Microphones convert sound into electrical signals. They are used in recording studios, live performances, radio broadcasting, teleconferencing, voice recognition, and more. They can also be used to capture sounds from the environment, such as for wildlife recording.
• Types of MicrophonesThere are many different types of microphones available. They can be classified by their design, technology, and sound capturing capabilities. The most common types of microphones are dynamic microphones, condenser microphones, ribbon microphones, and USB microphones.

SPM0103ND3-2 Microphone Application Field and Working Principle

• Applications The SPM0103ND3-2 microphone is an ideal choice for recording audio in a variety of contexts. It is a good choice for recording vocals in the studio or for live performances, as it captures sound with a very flat frequency response. It is also great for capturing sound in large hall type spaces, such as for lectures or performances. Additionally, the SPM0103ND3-2 is a good choice for remote recording and microphone placement in tight spaces.
• Design and Technology The SPM0103ND3-2 microphone is a dynamic microphone, meaning it uses a coil of wire attached to a diaphragm to convert sound to electrical signal. The diaphragm in these microphones is extremely sensitive and is able to accurately capture sound waves at all frequencies. The diaphragm is the part of the microphone that vibrates when sound waves hit it, and this vibration translates into electrical current. The coil of wire is connected to a circuit board, which is responsible for converting the electrical signal into a signal that can be recorded or transmitted.
• Frequency ResponseThe SPM0103ND3-2 microphone has an extremely flat frequency response. This means that it captures sound waves at all frequencies in a uniform fashion, meaning that it does not emphasize certain frequencies or minimize others. This is important for capturing audio accurately and faithfully. The SPM0103ND3-2 also offers excellent feedback (off-axis) and transient response, meaning that it accurately captures sound whether the sound is coming directly from the microphone or from the sides or front.
• Additional FeaturesThe SPM0103ND3-2 microphone has an omnidirectional pattern, meaning that it can capture sound in all directions. This makes it an ideal choice for recording in large spaces or in applications where there is sound coming from multiple directions. The SPM0103ND3-2 is also equipped with a windscreen, which helps reduce noise from wind and other environmental elements. This makes it ideal for outdoor or other noisy environments.

Conclusion

The SPM0103ND3-2 microphone is a dynamic microphone that is ideal for recording audio in a variety of contexts. It offers an extremely flat frequency response, excellent feedback and transient response, and comes with a windscreen to help reduce noise from wind and other environmental elements. It is an excellent choice for recording vocal performances, lectures, or any other application where accuracy is important.

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