Triton Audio Fethead Transformer
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- This item is covered for 3 years
What you need to know
What you need to know
- +28 dB gain to effectively boost dynamic and ribbon microphones without pushing your interface's preamp to its limits
- "Transformer" coloration: a warmer, thicker, and more musical sound while remaining articulate
- Very low noise Class A JFET circuit to preserve details and limit hiss on quiet sources
- Uses 48 V phantom power from the interface while not passing it through to the microphone
Manufacturer Information
Triton Audio
https://www.tritonaudio.com
contact@tritonaudio.com
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Safety manager:
Triton Audio B.V.
Email: contact@tritonaudio.com
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FetHead Transformer: the "character" version in the FetHead range
The FetHead Transformer stands out from more "transparent" inline preamps by focusing on musicality. While many audio interfaces offer clean and neutral preamps, this model relies on a custom-wound nickel-core transformer to add extra dimension: a fuller low end, a sense of density in the midrange, and a more "record-ready" presence on microphones that often require high gain. It is a particularly relevant solution for restoring personality to a recording chain based on an interface preamp.
Who is it for and what studio uses?
The Triton Audio FetHead Transformer is aimed at home studio users, podcasters, streamers, and sound engineers who use a dynamic microphone (spoken voice, singing voice, guitar amp, snare drum) or a ribbon microphone and need more level without degrading the signal. By adding gain upstream, you avoid excessively raising the interface gain (often where background noise becomes more noticeable). The result: a more comfortable, cleaner recording with a more flattering character, especially on voices that benefit from being thickened.
Generous gain, controlled noise, and transformer signature
28 dB of "useful" gain for demanding microphones
With 28 dB of amplification, the FetHead Transformer acts as a true inline "booster." It is placed between the microphone and the mic input of your preamp or interface to increase the level before conversion. This is particularly beneficial with microphones that have low sensitivity or when the source is distant and the captured level is naturally lower.
Class A JFET circuit: low noise and natural response
The heart of the FetHead Transformer is a Class A JFET circuit designed to provide high gain while maintaining very low background noise. This architecture helps preserve attack, transients, and intelligibility, which is crucial on vocals and percussive instruments, even when seeking a thicker sound.
Nickel-core transformer: warmth and articulation
The major difference in this "Transformer" version comes from the custom nickel-core transformer. It delivers the sought-after warmth and density without making the sound muddy or unclear. Ideal for adding body to a dynamic microphone on vocals or enriching a ribbon mic on acoustic guitar, soft overheads, or guitar amp, while maintaining convincing articulation in the upper midrange.
48 V phantom power: necessary but safe for the microphone
The FetHead Transformer requires 48 V phantom power supplied by your interface or preamp to operate. Importantly, it does not pass this phantom power on to the microphone. This allows the booster to receive the necessary power without sending 48 V to the connected mic, a valuable advantage depending on studio configurations and habits.
Shielded enclosure: robust and ready for the field
Its robust shielded enclosure is designed for daily use, whether in the studio, mobile recording, or control room. The shielding also helps limit interference and maintain a stable signal in environments crowded with equipment (screens, power supplies, hubs, etc.).
Technical specifications
| Amplification | 28 dB | Note | requires 48 V phantom power, does not pass phantom power to the microphone |
Questions frequently asked
Does the FetHead Transformer work with a dynamic microphone?
This model provides 28 dB of gain between a dynamic microphone and the mic input of an interface or preamp. It is especially suitable for vocals, guitar amps, and snare drums when the microphone's output level is low.
Can this preamp be used inline with a ribbon microphone?
The 48 V phantom power required by the FetHead Transformer is not passed on to the connected microphone. This setup allows it to be used with a ribbon mic while providing a 28 dB gain.
What sound does the nickel-core transformer provide?
The custom nickel-core transformer adds more midrange density and a fuller low end. The targeted signature remains articulated in the upper mids, particularly on vocals and guitar recordings.
Is 48 V phantom power required for the Triton Audio FetHead Transformer?
48 V phantom power supplied by the audio interface or preamp is necessary for operation. The Class A JFET circuit uses this power to deliver 28 dB of amplification with very low noise. The 48 V is blocked before reaching the microphone.
Does the FetHead Transformerâs housing reduce interference?
Its shielded housing helps limit interference in environments with screens, power supplies, or hubs.



