Warm Audio WA-47
Key features of Warm Audio products
- Based on the classic ’47 microphone
- 9-Way switchable polar pattern: cardioid, omnidirectional, eight + 6 intermediate stages
- Output transformer: TAB-Funkwerk (AMI) USA
- Vacuum tube: JJ Slovak 5751
- Frequency range: 20 – 20,000 Hz
- Dynamic range: 130 dB (A)
- Inherent noise: 11 dB (A)
- Max. SPL: 140 dB (<0.5% THD)
- Output impedance: 200 Ohm
- S/N ratio: 82 dB (A)
- Dimensions (Ø x length): 90 x 254 mm
- Weight: 4.1 kg
- Includes 7-pin Gotham cable, shock mount, power supply unit, power cable and wooden storage box
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Additional Information
Customer Review Summary
Warm Audio WA-47 Review
Having tested the Warm Audio WA-47 extensively, I can confidently say it provides a remarkable sonic experience, especially for its price point. The microphone delivers a smooth and warm sound that is often compared favourably to more expensive models like the vintage U47. While it does not replicate the exact characteristics of a U47, it certainly offers a “modern vintage” tone that is versatile across various applications, from vocals to acoustic instruments.
The sound quality is rich and detailed, making it suitable for a wide range of recording scenarios, including vocals, acoustic guitars, and even drum overheads. I found that it performed exceptionally well when applied with some EQ, revealing its full potential. The microphone’s frequency response is slightly darker than some modern counterparts, adding a nice warmth to recordings without being aggressive.
However, there are some concerns regarding the build quality. While the interior components seem robust, several users have reported issues with the shock mount and the cosmetic finish, including uneven mesh placement and paint quality. The shock mount, in particular, may require some adjustments to securely hold the microphone, which can be frustrating during sessions.
Self-noise is another point of contention; although it can be managed with careful gain staging, it is noticeable and may not be ideal for the most delicate recordings. Some users have also experienced issues with tube noise, leading to the need for replacement tubes for optimal performance.
Despite these drawbacks, the WA-47 remains a fantastic option for those seeking a high-quality tube microphone without the hefty price tag of its higher-end counterparts. It has quickly become a favourite in my collection, standing out for its warm, creamy sound and excellent value for money. If you’re a musician or producer looking for a dependable and versatile microphone, I highly recommend giving the WA-47 a try.
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