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Demeter Amplification TGP-3: Guitar Pre-Amp

Demeter Amplification TGP-3: Guitar Pre-Amp

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Page last updated Aug 10, 2025

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Description

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The Demeter Amplification TGP-3: Guitar Pre-Amp stands as a testament to the blend of classic tube warmth and modern versatility. This pre-amp is designed for the discerning guitarist who seeks to sculpt their sound with precision. Featuring dual channels and an all-tube configuration, the TGP-3 delivers a rich tonal palette suitable for a variety of musical genres, from classic rock to smooth jazz.

Each channel offers independent control, allowing for seamless transitions between clean and overdriven tones. The TGP-3's robust construction ensures reliability, whether you're on stage or in the studio. Musicians will appreciate the intuitive layout, which makes dialing in your perfect sound a straightforward task. The inclusion of an effects loop provides additional flexibility, enabling integration with your favorite pedals and processors.

Demeter's attention to detail is evident in the pre-amp’s handcrafted circuit design, which ensures a pure and responsive sound. This unit is compatible with a range of amplifiers, making it a versatile addition to any rig. The TGP-3 is not just a pre-amp; it's a tool for musical expression, crafted by a company with a legacy of quality and innovation.

Key Features:

Dual-channel all-tube configuration
Independent control for each channel
Integrated effects loop for greater versatility
Handcrafted circuit design for superior tone
Compatible with a wide range of amplifiers
Ideal for both stage and studio use

Videos

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Michael Nielsen - Big Hairy Guitars

Demeter TGP-3 Tube Guitar Preamp (rare Dean DeLeo Reissue)

Michael Nielsen - Big Hairy Guitars

James Demeter at NAMM with Dean Deleo's pre-amp the TGP-3

ver2oso

Demeter TGP3 Deleo Spec / Fryette 2:50:2

Blake Mansfield

Demeter TGP-3

Blake Mansfield

Dean DeLeo - Demeter TGP-3 Preamp and VHT Power Amp Rack Rig #shorts #tonetalkshorts #STP

Tone-Talk

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Dean DeLeo

Guitarist

Stone Temple Pilots

Verified via Photo

According to this gear diagram of Dean DeLeo's Army of Anyone stage, he uses two Demeter TGP-3: Guitar pre-amps.

Doyle Wolfgang von Frankenstein

Guitarist

Misfits

Verified via YouTube

Doyle runs these preamps through Ampeg SVT Classic bass heads into customized Ampeg 8x10 Cabinets. It is mentioned in this rig rundown at around 4:30.