Triton Audio Fethead Germanium
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Triton Audio
https://www.tritonaudio.com
contact@tritonaudio.com
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Triton Audio B.V.
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The FetHead Germanium: The FetHead Signature with a Real Extra Character
In the FetHead inline microphone preamp family, this Germanium version stands out for its deliberate choice not to remain neutral. While many boosters simply add clean gain, the FetHead Germanium provides a musical coloration, inspired by the aesthetic of early transistor stages used in legendary equipment. The result: an ideal tool to add dimension to audio interface or console preamps with a very flat response, without changing the entire recording chain.
Who Is It For and What Are Its Uses?
The FetHead Germanium is designed for anyone working with microphones with low output levels: spoken voice, podcasting, singing, miked electric guitar, snare drum, brass, or even ribbon ambient miking. Placed directly on the mic (or anywhere on the XLR line), it allows you to drive the main preamp less, which often helps reduce noise when pushing gain to the max on an interface.
With a classic like the Shure SM57, you generally get a more responsive and open mic feel. And with high-end dynamics (such as the Shure SM7 or Sennheiser MD441), the FetHead Germanium reveals its full value: more presence, more body, and a more manageable signal for mixing.
A Hybrid JFET + Germanium Design for "Vintage" Gain, Without Complications
The "Mojo" of Germanium, Serving the Recording
The heart of the FetHead Germanium is based on a hybrid design: low-noise JFETs combined with a hand-selected New Old Stock Germanium transistor. This approach aims for a full and dense sound, with a crisp attack and the harmonic coloration typical of germanium, particularly flattering on dynamics and ribbons.
Simple, Robust, and Safe for Ribbons
Its metal chassis and balanced XLR connectors make it a reliable companion in home studios, professional studios, or on tour. It is powered by 48 V phantom power to operate its circuits but blocks phantom power to the microphone: a key point to ensure safe use with ribbon microphones. A low-impedance output buffer also improves signal integrity, especially with long cables.
Technical specifications
| Gain | 29 dB (at 3 kOhm load) |
| Frequency response | 40 - 100,000 Hz |
| Note | does not pass phantom power through to the microphone |
Questions frequently asked
Is the FetHead Germanium compatible with a ribbon microphone?
The required 48 V phantom power is blocked before the microphone, ensuring safe use with ribbon microphones.
What gain does the Triton Audio FetHead Germanium provide?
The specified gain reaches 29 dB with a 3 kOhm load. This level facilitates the use of low-output microphones and reduces the demand on the main preamp of the interface or console.
What tonal coloration does this inline preamp provide?
The design combines low-noise JFETs with a hand-selected New Old Stock germanium transistor. This design adds harmonic color, with more body and a clear attack.
Can it be used with a Shure SM57 or an SM7?
It is intended for use with low-output dynamic microphones, including the Shure SM57 and SM7. An open signal feel can be achieved with the SM57, while the SM7 gains more presence.
What frequency response and connectivity are offered?
The frequency response ranges from 40 Hz to 100,000 Hz. Connection is via balanced XLR, with a low-impedance output buffer suitable for long cables.



