Audix Fireballv

A Microphone Dedicated to "Breath" Instruments: A Performance-Oriented Approach

The FireBall-V belongs to the family of dynamic microphones designed to address a specific challenge: capturing an expressive instrument, rich in transients and harmonics, while remaining easy to control on stage. The harmonica, whether chromatic or diatonic, can produce very sharp attacks, rapid timbre variations, and close proximity to the capsule. The choice of a dynamic moving coil transducer, combined with cardioid directivity, aims here for a robust, coherent, and usable capture in demanding contexts.

Whether you play in blues, rock, folk, jazz bands, or more modern setups, this type of "specialized" microphone positions itself as a serious alternative to a general-purpose vocal mic, emphasizing presence, stability, and level management.

For Whom and For What Uses?

The FireBall-V is primarily aimed at harmonica players seeking a reliable microphone for the stage, with a response that remains clear in the mix, even when the environment is noisy (drums, guitar amps, stage monitors). Its cardioid directivity helps to limit off-axis sound pickup and better focus the capture on the instrument.

In the studio, it can be used to achieve a more "controlled" take than with some more sensitive microphones, while maintaining a dynamic character. And thanks to its ability to handle high sound pressure levels, it is also suitable for percussive practices such as beatboxing or capturing small percussion instruments when a direct, punchy, and robust take is desired.

Design and Performance: Control, Isolation, and Dynamics

Dynamic Moving Coil Transducer: Robustness Serving the Performance

The FireBall-V is based on a dynamic moving coil transducer, a choice well recognized for stage use: it tolerates intensive conditions, handles high levels very well, and is less sensitive to ambient noise than a more "open" capsule. For the harmonica, this allows maintaining a sense of control, especially when transitioning from soft playing to more marked attacks.

Uniform Cardioid Directivity: Less Bleed, More Precision

The cardioid directivity is a major asset for isolating the harmonica and reducing bleed from other instruments. With an off-axis rejection greater than 23 dB, the microphone helps keep a cleaner signal, easier to process (EQ, compression), and more stable live, notably to limit feedback risks depending on your placement and monitor setup.

VLM Type B Capsule: A Technical Foundation Designed for Definition

The VLM Type B capsule technology contributes to the microphone's signature, with an approach focused on precision and clarity. In a harmonica context, this translates to a capture that highlights articulation and character, while remaining usable across a wide dynamic range.

High Admissible Level: A Microphone Comfortable When Playing Loud

With a Maximum SPL > 140 dB, the FireBall-V is designed to stay comfortable when the source is close, powerful, and rich in transients. This is a key point for the harmonica (proximity, expressiveness), and a notable advantage if you also use it for beatboxing or percussion, where the capsule can be subjected to very high sound impacts.

Technical specifications

Frequency response	50 Hz - 15 kHz	Capsule	dynamic
Category	instrument microphone	Color	Black
Directivity	cardioid

Type	dynamic moving coil transducer	Maximum SPL	> 140 dB
Capsule technology	VLM Type B	Connector	gold-plated XLR
Off-axis rejection	> 23 dB	Length	76 mm
Output impedance	150 Ohms	Weight	127.5 grams
Sensitivity	1.9 mV/Pascal (ref 1 kHz)