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- Premium bass preamp and DI, developed with Ian Martin Allison for studio- and stage-ready tone
- Custom Sapphire transformers deliver Neve-inspired low-end punch with airy, API-style clarity
- Musical gain structure, tuned EQ, high headroom, and transformer-balanced outputs
- Custom Bass & Treble EQ with 11-position rotary switches for precise, repeatable tone shaping
- Transformer-balanced XLR DI with -10 dB pad and Ground Lift for noise-free operation
- Premium bass preamp and DI, developed in close collaboration with Ian Martin Allison
- Designed to provide an impeccable sonic foundation for live, studio, and home use
- Built around proprietary, custom-wound Sapphire transformers developed through extensive research
- Authoritative low-end and midrange push inspired by classic Neve-style circuits
- Airy, articulate high frequencies influenced by revered API preamp designs
- Harmonically rich tonal foundation that elevates your playing
- Preserves every nuance and detail of your instrument
- High-impedance JFET input buffer for touch-sensitive response and exceptional clarity
- Transformer-based gain providing up to +23 dB of amplification
- Wide gain range from clean headroom to harmonically rich drive
- Custom Bass and Treble EQ co-designed with Ian Martin Allison
- Sophisticated EQ architecture combining shelving, bandpass, and selectable LPF/HPF behaviors
- Transformer-balanced XLR output for expansive headroom and uncompressed dynamics
- Powerful low-frequency extension suitable for studio and live environments
- Balanced XLR DI output and unbalanced 1/4" output for flexible signal routing
- Simultaneous connection to an amplifier and FOH or recording interface
- Active/Passive pad and Ground Lift switches for maximum compatibility
- Reduces noise and increases headroom when using active basses
- High-headroom +24V internal power supply for clean dynamics and effortless low-end
- Powered by 9V DC, 500 mA, center-negative (power supply not included)
- Designed and assembled in the USA
MANTLE