Aguilar OBP BASS BASS PREAMPLES 2 BANDS WITH BOOST (TB AND BS POT)

An Aguilar Classic to Boost Your Bass's Character

Aguilar has established itself among bassists with a simple philosophy: great tone, headroom, and effective controls. The OBP-1 fits this approach with a 2-band preamp designed to get straight to the point: reinforcing fundamentals, opening up the high end, and delivering an immediate sense of power. If you're looking for a clear and musical upgrade, this is exactly the kind of electronics that transforms the instrument's response without altering its character.

Who It's For, Which Styles, and In What Contexts?

This bass preamp is aimed at bassists who want more impact and presence : rock, funk, pop, gospel, modern metal, or any context where the bass needs to hold down the low end with authority. It suits both intermediate players and pros, as it remains intuitive and quick to dial in. In the studio, it helps achieve a solid sound right from the take; live, it offers immediate flexibility to compensate for changing stage setups, PA systems, or backline.

Controls and Operation: The Efficiency of a 2-Band EQ

The OBP-1 offers a 2-band equalization focused on frequencies particularly useful for bass: 40 Hz to anchor the low end, and 4 kHz to add definition, attack, and articulation. The principle is simple: you add what you need when you need it, without getting lost in complex settings. The linked treble/tremolo potentiometer allows practical integration depending on the control configuration on your instrument.

The Sound

To the ear, this preamp emphasizes a sense of head and punch. The bass boost reinforces body and depth, while the treble boost adds clarity, snap, and better note definition. The All-FET technology contributes to a crisp and dynamic response: ideal if you like to feel every subtle change in finger attack, pick, or slap technique. It's an excellent option to give a bass a more "solid" identity while remaining musical and usable both on stage and in recording.

Technical specifications

Category	bass preamp	EQ	2 channels
Technology	all-Fet

Bass	18 dB at 40 Hz	Output impedance	600 ohms
Treble	18 dB at 4 kHz	Required power supply	9V (compatible with 18V depending on configuration)
Input impedance	1 megaohm	Consumption	0.35 mA