Shure SM7DB Dynamic Vocal Microphone Review
Table of Contents:
Introduction
The Shure SM7B is a legendary studio-grade dynamic microphone renowned for its rich, warm tone and exceptional clarity. The SM7DB, an updated version, brings a few new features to the table, most notably a built-in preamp with selectable gain settings. In this comprehensive review, we’ll put the SM7DB through its paces and delve into what makes it a top contender in the professional microphone world.
Features
The Shure SM7DB is a dynamic microphone that boasts a plethora of features designed to deliver exceptional sound quality and versatility. Some of its key features include:
- Built-in Preamp with +18 or +28 dB Gain: This built-in preamp offers a significant advantage, allowing for greater flexibility and control over your audio signal. With the option of +18 dB or +28 dB gain, you can adjust the signal level to match your audio source and achieve optimal recording levels.
- Dynamic Cardioid Pickup Pattern: The cardioid pickup pattern excels at capturing sounds from directly in front of the microphone while minimizing unwanted sounds from the sides and rear. This makes the SM7DB ideal for vocal recordings and podcasting, ensuring a clear and focused sound.
- Bass Roll-Off and Midrange Controls: The SM7DB comes equipped with bass roll-off and midrange controls, allowing you to fine-tune the microphone’s frequency response to suit your specific recording needs. The bass roll-off switch helps to reduce unwanted low-frequency rumble and noise, while the midrange controls enable you to adjust the presence of vocals and other instruments.
- 48V Phantom Power: While the SM7DB is a dynamic microphone and does not require phantom power, it can be used with a preamp that provides phantom power. This feature allows for compatibility with a wider range of audio interfaces and mixing consoles.
Performance
Having spent extensive time testing the SM7DB in various recording scenarios, I can confidently say that it lives up to the high standards set by its predecessors. The microphone’s exceptional clarity and warmth deliver a truly professional sound that’s both detailed and natural. I was particularly impressed by its ability to capture vocals with remarkable detail, accurately rendering nuances and subtleties in the voice. The built-in preamp also proved to be incredibly useful, allowing me to achieve consistently clear and strong signal levels without the need for additional gain staging.
The SM7DB’s cardioid pickup pattern effectively isolates the desired sound source, effectively minimizing unwanted noise and room reflections. This feature is especially valuable for recording vocals in less-than-ideal acoustic environments. I was also pleased with the effectiveness of the bass roll-off and midrange controls, which provided ample flexibility for fine-tuning the sound to suit my specific needs.
Pros & Cons
Here’s a summary of the SM7DB’s strengths and areas for improvement:
Pros:
- Exceptional clarity and warmth in sound reproduction
- Built-in preamp with selectable gain settings provides flexibility and control
- Cardioid pickup pattern effectively isolates the desired sound source
- Bass roll-off and midrange controls allow for precise sound sculpting
- Durable construction for long-lasting performance
- Widely compatible with a variety of audio interfaces and mixing consoles
Cons:
- Can be slightly heavier than other microphones
- The included shock mount is somewhat basic and may not offer the most robust protection for the microphone
- Higher price point than many other dynamic microphones
Final Verdict
The Shure SM7DB is a top-tier dynamic microphone that delivers exceptional sound quality, versatility, and reliability. Its built-in preamp, cardioid pickup pattern, and adjustable frequency controls make it a valuable tool for a wide range of recording applications. While its price point might seem steep, its professional-grade performance and lasting durability make it a worthy investment for anyone serious about achieving high-quality audio. Overall, I highly recommend the Shure SM7DB to anyone seeking a microphone that can deliver exceptional results for vocals, speech, and more.
Specifications
| Specification | Value |
|---|---|
| Form Factor | Stand/Boom Mount |
| Intended Sound Sources | Vocals, Speech/Voice-Over |
| Sound Field | Mono |
| Operating Principle | Pressure Operated |
| Element Type | Dynamic |
| Polar Pattern | Cardioid |
| Frequency Range | 50 Hz to 20 kHz |
| Sensitivity | -59 dBV/Pa at 1 kHz |
| Power Sources | Phantom Power |
| Operating Voltage | to (Phantom Power) |
| Operating Current Consumption | 4.5 mA |
| Color | Gray |
| Mounting Thread Size | 5/8″-27 Female |
| Included Case | No |
| Included Filters | No |
| Materials | Aluminum and Steel |