--- product_id: 18074144 title: "OBP-3TK – 3-Band, Boost/Cut 9 or 18V On-Board Preamp" brand: "aguilar" price: "S/.1212" currency: PEN in_stock: true reviews_count: 3 category: "Aguilar" url: https://www.desertcart.pe/products/18074144-obp-3tk-3-band-boost-cut-9-or-18v-on store_origin: PE region: Peru --- # Multi-Wiring Flexibility ±18dB Boost/Cut Precision 3-Band EQ Control OBP-3TK – 3-Band, Boost/Cut 9 or 18V On-Board Preamp **Brand:** aguilar **Price:** S/.1212 **Availability:** ✅ In Stock ## Summary > 🎸 Elevate Your Bass Game with Aguilar’s OBP-3TK – Where Precision Meets Power! ## Quick Answers - **What is this?** OBP-3TK – 3-Band, Boost/Cut 9 or 18V On-Board Preamp by aguilar - **How much does it cost?** S/.1212 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/products/18074144-obp-3tk-3-band-boost-cut-9-or-18v-on) ## Best For - aguilar enthusiasts ## Why This Product - Trusted aguilar brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Pro-Grade Upgrade:** Trusted by top bassists and perfect for upgrading any bass to professional performance standards. - • **Effortless Installation:** Compact, affordable, and easy to install—transform your bass sound without hassle or downtime. - • **Precision Tone Sculpting:** Customize your bass sound with ±18dB boost/cut on bass, mids, and treble for studio-grade clarity. - • **Versatile Wiring Options:** Choose push/pull pot, mini-toggle, or dip-switch for effortless midrange frequency selection tailored to your style. - • **High Headroom & Low Distortion:** Experience crystal-clear dynamics that preserve your instrument’s full tonal range without unwanted noise. ## Overview The Aguilar OBP-3TK is a 3-band onboard preamp designed for electric bass guitars, offering ±18dB boost/cut on bass, mids, and treble frequencies. It features multiple wiring options including push/pull pot, mini-toggle, or dip-switch for midrange selection, delivering high headroom and low distortion to preserve your instrument’s dynamic range. This solid-state preamp is a professional-grade upgrade favored by top musicians, combining flexibility, clarity, and ease of installation in a compact ash enclosure. ## Description The OBP-3 is Aguilar's most flexible onboard preamp design, providing +/-18dB of cut and boost at 40Hz, +/- 16dB of cut and boost at either 400Hz or 800Hz and +/- 16dB of treble cut and boost at 6.5 kHz. The OBP-3 has multiple wiring options, and can be wired with either a push/pull pot, mini-toggle or internal dip-switch for midrange frequency selection. Aguilar preamps have high headroom, low distortion and reproduce the full dynamic range of your instrument. The OBP-3 is the Aguilar Sound in an affordable, easy to install package. A great upgrade for any bass! I own 30 basses and I have the OBP-3 in about 20 of them. That s because the other ones are passive! LOL. Low end is big but not muddy. Mids are fat and not nasally. The Treble is perfect. Love this preamp! -Bryant Siono - Bassist for Jennifer LopezGet yours today; with the security of our many decades of experience and Sam Ash Direct efficient order processing, your satisfaction is guaranteed! Review: An excellent replacement - This works extremely well and gives you a wide range of tuning options. Review: Very good. - Just as described ## Features - Has multiple wiring options; can be wired with a push/pull pot, mini-toggle or internal dip-switch for midrange frequency selection - Aguilar preamps have high headroom, low distortion and reproduce the full dynamic range of your instrument - A great upgrade for any bass ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B007GBHZ0O | | Amplifier Type | Solid State | | Best Sellers Rank | #97,151 in Musical Instruments ( See Top 100 in Musical Instruments ) #20 in Bass Guitar Amplifier Preamps #30,245 in Music Recording Equipment | | Brand | Aguilar | | Color | Ash | | Compatible Devices | Electric bass guitars, specifically Aguilar brand | | Connector Type | 6.35mm Jack, XLR | | Customer Reviews | 5.0 5.0 out of 5 stars (5) | | Enclosure Material | Ash | | Manufacturer | Aguilar | | Mfr Part Number | OBP3TKSet | | Model Name | OBP-3TK | | Number of Bands | 3 | | Output Channel Quantity | 1 | | Power Source | Corded Electric | | UPC | 824599000094 | | Unit Count | 1.0 Count | ## Product Details - **Brand:** Aguilar - **Color:** Ash - **Compatible Devices:** Electric bass guitars, specifically Aguilar brand - **Material:** Ash - **Model Name:** OBP-3TK ## Images ![OBP-3TK – 3-Band, Boost/Cut 9 or 18V On-Board Preamp - Image 1](https://m.media-amazon.com/images/I/61q-Q1SAIYL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ An excellent replacement *by J***. on October 15, 2025* This works extremely well and gives you a wide range of tuning options. ### ⭐⭐⭐⭐⭐ Very good. *by J***E on December 4, 2023* Just as described ### ⭐⭐⭐⭐⭐ great *by R***R on August 8, 2022* the best eq i ever used --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pe/products/18074144-obp-3tk-3-band-boost-cut-9-or-18v-on](https://www.desertcart.pe/products/18074144-obp-3tk-3-band-boost-cut-9-or-18v-on) --- *Product available on Desertcart Peru* *Store origin: PE* *Last updated: 2026-07-11*