What is the main purpose of the Omnitronic MM-2 USB?

The MM-2 USB is designed for acoustic measurement and analysis. It helps users understand how sound reacts within a studio space or sound system to improve mixing and recording results.

Does this microphone require a separate audio interface?

No, the MM-2 USB features built-in USB connectivity. It is a plug-and-play device that connects directly to a computer without the need for an external interface or phantom power.

What is the frequency range of the MM-2 USB?

The microphone captures a full range of sound from 20Hz to 20kHz. This ensures that both sub-bass frequencies and high-frequency details are represented in measurements.

What does 'ultra-flat frequency response' mean for this microphone?

An ultra-flat frequency response means the microphone captures sound uniformly across all frequencies. It does not add 'coloration' or artificial boosts, ensuring maximum accuracy for analysis.

What polar pattern does the MM-2 USB use?

It uses an omnidirectional polar pattern. This allows it to capture sound from all directions, which is necessary for measuring the overall acoustic response of a room.

Why is the microphone design so slim?

The slim design is intentional to ensure the smallest possible disturbances in the sound field. A smaller profile reduces the chance of the microphone body reflecting sound waves and causing inaccuracies.

What accessories are included with the MM-2 USB?

The microphone comes as a complete set. It includes a microphone clip, a windshield, a USB cable, and an adapter, allowing users to start measuring immediately.

Can I use the MM-2 USB for recording vocals?

While it can technically record vocals, it is not recommended for artistic purposes. Its flat response and lack of coloration may sound 'clinical' compared to dedicated vocal microphones like the Shure SM7B.

Is the MM-2 USB suitable for live sound applications?

Yes, it is very useful for live sound technicians. It can be used to analyse the frequency response of a PA system within a venue to help tune the system for the best possible sound.

How does this microphone handle pressure levels?

The MM-2 responds to sound pressure regardless of directionality. This pressure-sensitive design is a hallmark of omnidirectional measurement capsules used to capture a space's entirety.

What is the typical price range for the Omnitronic MM-2 USB?

The microphone typically retails for approximately £58. This makes it an affordable entry-point for users looking to perform professional-grade acoustic analysis.

How does it compare to the Neumann TLM 102?

The TLM 102 is a high-end studio microphone designed to add a 'large diaphragm' character to recordings. In contrast, the MM-2 USB is a utility tool designed for neutrality and room analysis.

Gear article

Omnitronic MM-2 USB Measurement Microphone

The Omnitronic MM-2 USB is a dedicated measurement condenser microphone designed for acoustic analysis of studios and sound systems. Featuring a plug-and-play USB interface and an ultra-flat frequency response, it provides a transparent method for capturing room acoustics without the need for external preamplifiers or audio interfaces.

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Overview

The Omnitronic MM-2 USB serves as a diagnostic tool for audio engineers and home studio enthusiasts. Unlike standard vocal or instrument microphones, the MM-2 is engineered to be sonically neutral. Its primary function is to facilitate the analysis of how sound behaves within a specific environment, allowing users to identify acoustic anomalies such as standing waves, frequency build-ups, or phase issues. By providing a digital output via USB, it simplifies the signal chain for mobile measurements and desktop setups.

Design and Key Features

The microphone features a slim, unobtrusive chassis designed to minimise acoustic diffraction and disturbances in the sound field. This physical profile is essential for maintaining measurement accuracy, as larger microphone bodies can reflect sound waves and skew the results.

Key features include: * Omnidirectional Polar Pattern: Responds to pressure regardless of directionality, ensuring the microphone captures the ambient characteristics of the entire space. * Ultra-Flat Frequency Response: Ranging from 20Hz to 20kHz, the capsule is tuned to ensure uniform sound capture without coloration. * Plug-and-Play Integration: The internal USB circuitry allows for immediate connection to computers without requiring phantom power or an XLR interface.

Sound Character

The sonic signature of the MM-2 USB is defined by its lack of character. While microphones like the Neumann TLM 102 or Shure SM7B are prized for their specific harmonic signatures and tonal 'warmth,' the MM-2 USB aims for absolute transparency. It is designed to hear every detail across the human hearing range without emphasizing any particular frequency band. This accuracy is vital for mixing and recording, as it provides a reliable baseline for room correction software and manual EQ adjustments.

Application and Suitability

This microphone is best suited for individuals looking to optimise their listening environment. It is an ideal tool for home studio owners who need to calibrate their monitors or for live sound technicians tuning a PA system to a specific venue. Because it comes bundled with a microphone clip, windshield, cable, and adapter, it is a comprehensive solution for those starting in acoustic measurement. While it can technically record audio, its lack of 'pleasing' coloration makes it less suitable for traditional vocal or instrument tracking compared to dedicated studio condensers.

Comparison to Alternatives

When compared to high-end studio microphones like the Neumann TLM 103 or KM 185, the MM-2 USB serves a fundamentally different purpose; those models are designed for performance capture, whereas the MM-2 is a utility tool. In the context of home recording packs, such as the G4M Studio Condenser set, the MM-2 provides a more specialised, flat response necessary for analysis that general-purpose microphones lack. Its USB connectivity also offers a significant convenience advantage over XLR-based measurement mics like the Audix HT2, which require external power and conversion.

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Frequently asked questions

What is the main purpose of the Omnitronic MM-2 USB?: The MM-2 USB is designed for acoustic measurement and analysis. It helps users understand how sound reacts within a studio space or sound system to improve mixing and recording results.
Does this microphone require a separate audio interface?: No, the MM-2 USB features built-in USB connectivity. It is a plug-and-play device that connects directly to a computer without the need for an external interface or phantom power.
What is the frequency range of the MM-2 USB?: The microphone captures a full range of sound from 20Hz to 20kHz. This ensures that both sub-bass frequencies and high-frequency details are represented in measurements.
What does 'ultra-flat frequency response' mean for this microphone?: An ultra-flat frequency response means the microphone captures sound uniformly across all frequencies. It does not add 'coloration' or artificial boosts, ensuring maximum accuracy for analysis.
What polar pattern does the MM-2 USB use?: It uses an omnidirectional polar pattern. This allows it to capture sound from all directions, which is necessary for measuring the overall acoustic response of a room.
Why is the microphone design so slim?: The slim design is intentional to ensure the smallest possible disturbances in the sound field. A smaller profile reduces the chance of the microphone body reflecting sound waves and causing inaccuracies.
What accessories are included with the MM-2 USB?: The microphone comes as a complete set. It includes a microphone clip, a windshield, a USB cable, and an adapter, allowing users to start measuring immediately.
Can I use the MM-2 USB for recording vocals?: While it can technically record vocals, it is not recommended for artistic purposes. Its flat response and lack of coloration may sound 'clinical' compared to dedicated vocal microphones like the Shure SM7B.
Is the MM-2 USB suitable for live sound applications?: Yes, it is very useful for live sound technicians. It can be used to analyse the frequency response of a PA system within a venue to help tune the system for the best possible sound.
How does this microphone handle pressure levels?: The MM-2 responds to sound pressure regardless of directionality. This pressure-sensitive design is a hallmark of omnidirectional measurement capsules used to capture a space's entirety.
What is the typical price range for the Omnitronic MM-2 USB?: The microphone typically retails for approximately £58. This makes it an affordable entry-point for users looking to perform professional-grade acoustic analysis.
How does it compare to the Neumann TLM 102?: The TLM 102 is a high-end studio microphone designed to add a 'large diaphragm' character to recordings. In contrast, the MM-2 USB is a utility tool designed for neutrality and room analysis.