Sadowsky Guitars Bass Preamp
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Manufacturer Information
Sadowsky Guitars
https://www.sadowsky.com
info@sadowskybass.de
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Safety manager:
HIGH TECH DISTRIBUTION
Email: pro@htd.fr
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The Sadowsky Preamp: The DNA of Luthier Basses, Available for All Pedalboards
The Sadowsky Bass Preamp (SPB-2) embodies the philosophy that made the brand successful: a musical preamp designed to bring the bass forward in a mix with quick and always flattering adjustments. The idea is not to radically transform your instrument but to regain that typical "studio-ready" quality: more body, more attack, more clarity, all while respecting your bass's character.
For Whom, Which Styles, and In What Contexts?
This pedal is aimed at bassists seeking an immediate solution to enhance the presence and balance of their sound, from beginner to pro level. It suits funk (snappy and defined), rock (firm low end and solid foundation), pop (clean and controlled sound), and jazz (articulation and warmth). Live, place it just before the amp to sculpt your signal in one move; in the studio, you can insert it between the bass and the interface to achieve a stronger and more usable sound right from the recording.
Simple Controls, Pro Results: Volume + Bass/Treble Boosts
The SPB-2 goes straight to the point: a Volume potentiometer to adjust output level, and two EQ controls, Bass and Treble, designed to boost (without cutting). This approach is especially effective with passive basses: you keep your sonic identity while adding just the right amount of low-end foundation and high-end definition. The True Bypass ensures seamless integration into your signal chain, whether you use it as an "always on" effect or as a momentary boost.
The Sound
The sonic signature of this preamp is clear: a more full-bodied and better-controlled low end, and a more present treble without harshness, ideal for highlighting fingerstyle and pick playing alike. The bass boost adds weight to your lines, while the treble boost enhances attack, precision, and detail perception, especially on ghost notes, harmonics, and slap techniques. The dynamics remain very responsive: the pedal respects your touch while providing that extra "polish" that helps the bass stay clear in a band mix.
Technical specifications
| Effects | Preamp | Type | sector |
| Technology | Analog | Use | electric bass |
| Format | Pedal | Color | Black |
| EQ | 2 channels | ||
| Equalization | boost only for bass and treble | Weight | 265 g |
| Bass boost | +18 dB at 40 Hz | Power supply | not included |
| Treble boost | +18 dB at 4 kHz | Required power supply | 9V |
| Dimensions | 12 x 70 x 53 mm | ||
Questions frequently asked
Does the Sadowsky Guitars Bass Preamp work with a passive bass?
The two-band EQ, with only boost capability, is designed to add depth and definition to a passive bass without altering its tonal character.
What is the function of the Bass and Treble controls?
Bass can be boosted up to +18 dB at 40 Hz to add weight to the lines. Treble offers up to +18 dB at 4 kHz to enhance attack and playing detail.
What power supply is required for the Sadowsky SPB-2 pedal?
A 9 V power supply is required. It is not included with the pedal. No further details about connector type or current consumption are provided.
Does the Sadowsky preamp have a true bypass?
The True Bypass allows the signal to pass through unaffected when the effect is turned off.
What are the dimensions and weight of the Sadowsky Bass Preamp?
The unit measures 12 x 70 x 53 mm and weighs 265 g, allowing for compact integration on a pedalboard.



