Neumann U 87 Ai｜Classic Studio-Grade Large-Diaphragm Multi-Pattern Condenser Microphone
Studio-standard multi-pattern condenser microphone, designed for high-resolution vocal and instrument capture
The Neumann U 87 Ai is a large-diaphragm condenser microphone from Neumann. It uses a pressure gradient acoustic principle and a dual-diaphragm design, and features switchable cardioid, omnidirectional, and bidirectional polar patterns, plus a built-in high-pass filter and 10dB pad. As a classic model long specified by professional studios, producers, and vocal engineers, the U 87 Ai has become one of the most representative reference standards in the studio microphone category thanks to its high sensitivity, consistent performance, and broad applicability.
Compared with traditional single-pattern microphones, the Neumann U 87 Ai delivers greater recording flexibility and improved signal-to-noise performance through multi-pattern switching, dual-diaphragm construction, and an upgraded FET circuit. Compared with other high-end condenser microphones in its class, the U 87 Ai stands out for its mature tonal benchmark, exceptional versatility, and stable performance across vocals, piano, strings, brass, drum overheads, and guitar amps.
Use Cases：Professional vocal recording, piano capture, drum overheads, string and brass recording, close-miking guitar amps
Who is the Neumann U 87 Ai for?
適合誰購買
Professional recording engineers who need a long-term main reference microphone covering vocals, piano, and most acoustic instruments
Producers or vocal studios that value a classic studio tonal benchmark and want to build a vocal chain clients know and trust
Commercial recording spaces that need a multi-pattern microphone to support solo vocals, duet recording, stereo setups, and ambient capture
誰不適合購買
Creators with limited budgets who are still building their first entry-level recording setup may be better served by a mid-range condenser microphone
Those mainly doing mobile recording, portable livestreaming, or needing a USB plug-and-play workflow are outside the U 87 Ai’s intended use case
Neumann U 87 Ai core technology and features
Classic large-diaphragm dual-diaphragm construction: Uses a dual-diaphragm capsule design to deliver studio-grade detail, stable frequency performance, and a wide range of applications, which is key to the U 87 series’ enduring classic sound.
Three switchable polar patterns: Built-in omnidirectional, cardioid, and bidirectional patterns support solo vocals, voice-over, duet recording, room ambience capture, stereo techniques, and advanced setups such as Mid-Side / Blumlein.
Pressure gradient acoustic principle: A pressure-gradient design provides precise proximity response and spatial depth, making it especially suitable for vocals and acoustic instruments that need presence, positioning, and natural air.
Upgraded FET circuit architecture: Compared with earlier versions, the U 87 Ai uses updated electronic components and an improved bias supply method, resulting in greater headroom and better sensitivity and signal-to-noise performance.
10dB pad: When dealing with high-SPL sources, you can engage the 10dB pad so the microphone can handle higher sound pressure, making it suitable for kick drums, brass, and guitar amps.
High-pass filter design: The switchable high-pass filter helps reduce low-end rumble, floor vibration, air-conditioning noise, and low-frequency buildup from proximity effect, keeping recordings cleaner and easing the load on the front end.
Suitable for both vocals and instruments: The U 87 Ai is not only a classic vocal microphone, but is also commonly used for piano, drum overheads, toms, guitar amps, strings, brass, and percussion recording.
Stereo pairing consistency advantage: Neumann maintains extremely tight tolerances on each microphone, making it easier in dual-mic setups to achieve stable, predictable stereo imaging and frequency balance.
Made in Germany craftsmanship: Built under German high-standard manufacturing and clean-room assembly, continuing the brand’s quality-control tradition in professional recording, and ideal for long-term commercial use.
Three polar pattern recording applications
Cardioid is suitable for lead vocals, voice-over, narration, and close-miking a single instrument, focusing on the signal directly in front while rejecting rear ambient sound.
Omnidirectional is suitable for natural room feel, room reverb, choir, or full capture of large instruments; bidirectional is suitable for duet recording, Mid-Side, and Blumlein techniques.
High-pass filter and proximity effect control
The high-pass filter effectively suppresses low-frequency rumble, mechanical vibration, and air-conditioning noise, making it especially suitable for vocals, narration, and close-miked acoustic instruments.
When using a pressure-gradient microphone at close range, low frequencies can increase due to the proximity effect; engaging the high-pass filter helps keep the sound more balanced and easier to mix.
10dB pad and high-SPL recording capability
When recording drums, brass, close guitar amps, or loud percussion, you can switch on the 10dB pad to increase headroom and reduce the risk of overload.
Official descriptions state that with the pad engaged, it can handle up to 127dB maximum sound pressure level (SPL), allowing the U 87 Ai to handle not only delicate capture but also high-dynamic sources.
U 87 Ai modern circuit upgrade
Compared with the original U 87, the U 87 Ai retains the classic capsule design but updates the electronic components and bias supply method to improve overall headroom.
According to official information, the modern circuit brings about 10dB higher sensitivity and improves signal-to-noise ratio by about 3dB, which is beneficial for low-level detail and preamp matching.
Professional studio tonal benchmark
The U 87 Ai is known for its balanced midrange, natural presence, and mature studio sound signature, making it especially recognizable in vocal recording.
Beyond lead vocals and voice-over, it is also commonly used for piano, strings, brass, overheads, and guitar amps, making it one of the few high-end standard microphones that can cross over into most commercial recording scenarios.
Technical Specs
Brand
Neumann
Model
U 87 Ai
Microphone Type
Condenser
Acoustic Principle
Pressure Gradient
Capsule Type
Dual Diaphragm
Capsule Size
Large Diaphragm
Active Electronics
FET Solid-State Circuit
Polar Pattern
Omnidirectional, Cardioid, Bidirectional
High-Pass Filter
Switchable low-frequency roll-off
Pad / Attenuator
10dB switchable
Maximum SPL
127dB (with 10dB pad engaged)
Sensitivity
About 10dB higher than the original U 87
Signal-to-Noise Ratio
About 3dB better than the original U 87
Connector
XLR
Power Source
Phantom Power
Made in
Germany
Warranty
2 years
Neumann U87 Ai Pros and Cons
Pros
Classic studio-standard tone, especially suitable as a commercial vocal recording reference
Offers three polar patterns: omnidirectional, cardioid, and bidirectional, with very high versatility
Built-in high-pass filter and 10dB pad support both delicate sources and high-SPL sources
Dual-diaphragm design and improved FET circuit balance detail, presence, and better signal-to-noise performance
Made in Germany with highly consistent quality control, suitable for long-term professional studio use
Notes to Know
Requires an audio interface, preamp, or mixer with phantom power to operate properly
This SKU is the microphone body only, not the Studio Set package
To get the full performance, it is recommended to use it with a high-quality preamp, shock mount, and sturdy mic stand
Neumann U87 Ai FAQ
A：Yes, it is a large-diaphragm multi-pattern condenser microphone, suitable for professional vocals and a wide range of instrument recording.
A：Yes, the U 87 Ai is known for its natural midrange, clear presence, and mature studio sound.
A：Yes, the U 87 Ai offers three polar patterns plus a high-pass filter and pad, making it more versatile.
A：Yes, with the 10dB pad engaged it can handle higher sound pressure levels, making it suitable for high-dynamic sources.
A：Yes, if you need long-term commercial use and high versatility, it is a very mature standard choice.
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