Preamps

Best Bass Gear is proud to be able to offer you a wide array of onboard preamps for your EQ and tone shaping needs. We offer systems custom prewired in house and also wired by the manufacturer with a large selection of control configurations for almost any bass.We stock only the highest quality manufacturers including ACG, Aguilar, Bartolini, Glockenklang, John East, Mike Pope, Nordstrand, and Seymour Duncan.

  1. Bartolini 3.3 2-Pickup 3-Knob 2-Band Vol - Bl - Treb/Bass Stack

    $148.00
    2-Band: 2-Pickup, 3-Knob Vol - Bl - Treb/Bass Stack
    Control Configuration Volume Blend Treble/Bass stack Description A Pre-Wired harness saves the time and aggravation of wiring your pre-amp and pots into your instrument. They feature our industry...
  2. John East Marcus Retro 1-Switch (Without Scratch Plate)

    $325.00
    The Marcus Retro 01 was brought about due to requests from players owning the Marcus Miller basses.
    Control Configuration Volume/Blend Stack Treble/Bass Stack Mid/Mid Stack Passive Tone Push/Pull Active/Passive Pickup Blend Switch Description New For 2013! All New Marcus Retro's...
  3. Nordstrand 2B-4a 2-Pickup 4-Knob 2-Band Vol P/P A/P - Vol - Treb - Bass

    $163.50
    2-pickup, 2-band, 4-knob Volume (Push/Pull Active-Passive) - Volume - Treble - Bass
    Nordstrand 2B-4a Control Configuration Volume (Push/Pull Active-Passive) Volume Treble Bass Technical Specifications Overall Gain: +/- 10db by a trim pot on the module Treble: ...
  4. Prewire - Aguilar OBP-1 Preamp

    $169.00 - $189.00
    Custom pre-wired preamp
    The Aguilar OBP-1 is a boost only preamp able to be used in conjunction with active or passive pickups. No modification is required for use with Active pickups such as EMG®, Warwick® MEC and other active pickups as we build the pre-wires in...
  5. Bartolini 5.2AP NTMB-GFL (Fretless) Compact Preamp

    $192.00
    Bartolini 5.2 A/P NTMB-GFL (Fretless) Compact Preamp 2-Pickup 5-Knob 3-Band Vol P/P A/P - Bl - Treb - Mid P/P - Bass
    Bartolini 5.2AP NTMB-GFL (Fretless) Compact Preamp The NTMB+FL is designed to put more focus on the mid frequencies. As such, the bass control has less range than the NTMB+F ( +/-12dB @30Hz vs. +/-15dB @30Hz). Also the treble control has...
  6. Seymour Duncan STC-2A 2-Band for Active Pickups

    $105.00
    2-Band: Treb/Bass
    Controls: Treble/Bass Stack High headroom, low-noise, 2-Band active onboard EQ preamp designed for use with active pickups. Comes with prewired 3-knob harness. Seymour Duncan Tone Circuits will add a tremendous amount...
  7. Seymour Duncan STC-2P 2-Band for Passive Pickups

    $105.00
    2-Band: Treb/Bass
    Controls: Treble/Bass Stack High headroom, low-noise, 2-Band active onboard EQ preamp designed for use with passive pickups. Comes with prewired 3-knob harness. Seymour Duncan Tone Circuits will add a tremendous amount...
  8. Bartolini 5.2 GFL Compact Preamp 2-Pickup 5-Knob 3-Band Vol - Bl - Treb - Mid P/P - Bass

    $184.00
    Bartolini 5.2GFL Compact Preamp
    The new Bartolini NTMB Systems have eliminated the second module and have only the single 1-3/4" x 1" x 1/2" module. There is also a weight saving on the new systems of 20 grams. Control...
  9. Richter PB-VT Passive Control Unit

    $49.95
    Precision Bass replacement unit with Volume, Tone
    Richter PB-VT passive replacement kit with shielding The RICHTER PB PASSIVE Control Unit is an easy mounting component for passive bass guitars like the Precision Bass™. It provides a volume and a tone pot. A shielded PCB replaces...
  10. Nordstrand 2B+3a 1-Pickup 3-Knob 2-Band Vol P/P - Treb - Bass

    $156.00
    PREWIRED 2B+3a: 2 band bass preamp with volume (pull passive), treble, and bass
    New for 2017! PREWIRED 2B+3a: 2 band bass preamp with volume (pull passive), treble, and bass The new 2 band boost only preamp offers flexibility, practical simplicity, and amazing tone shaping potential. Offering more...
  11. Vannetti V2B 2-Band Prewired Preamp

    $201.00 - $247.00
    2-Band preamp with unique Dual Presence Filter, custom wired to your specifications
    Developed by Best Bass Gear's own Rob Giovannetti, the Vannetti V2B 2-Band is a unique offering in the world of onboard preamps. Inspired by the classic active electronics of the late 1970s, the V2B has been designed not to be "transparent," but to...
  12. Prewire - Aguilar OBP-2 Preamp

    $179.00 - $199.00
    Custom pre-wired preamp
    The OBP-2 was designed to give bassists fat tone while being small enought fit into tight control cavities. Wire this preamp with one 9 volt battery and it will fit into just about any instrument. With +/-18dB of bass boost and cut at 40Hz and +/-...
  13. Prewire - Aguilar OBP-3 Preamp

    $187.00 - $213.00
    Custom pre-wired preamp
    The Aguilar OBP-3 was built from the ground up to be the ultimate source of full-bodied tone, transparency, and versatility for your bass. Three bands of boost/cut and a selectable midrange frequency provides flexibility to dial in just the...
  14. John East J Retro Preamps

    $299.00 - $325.00
    The J Retro 01 Bass Preamp is designed to fit directly into standard "Jazz" style basses without modification, including a 9v battery.
    Control Configuration Volume/Blend Stack Treble/Bass Stack Mid/Mid Stack Blend & Pickups Switch Active/Passive Switch Available in Black, Chrome, or Gold Finish Description ...
  15. John East MMSR 1-Pickup 4-Knob 3-Band Vol - Treb - Bass - Mid/Mid Stack

    $230.00 - $245.00
    The BTB-MMSR 4 Knob, including Mid Sweep, has been designed with characteristics very similar to the original MM Stingray 2 Band EQ, but is not an exact copy of the original circuit.
    Control Configuration Volume Treble Bass Mid Stack Available in Black, Chrome, or Gold Finish Description The BTB-MMSR 4 Knob, including Mid Sweep, has been designed with characteristics...
  16. John East MMSR 1-Pickup 3-Knob 2-Band Vol - Treb - Bass

    $175.00 - $185.00
    Control plate not included. The BTB-MMSR has been designed with characteristics very similar to the original MM Stingray 2 Band EQ, but is not a copy of the original circuit.
    Control Configuration Volume Treble Bass Available in Black, Chrome, or Gold Finish Description The BTB-MMSR has been designed with characteristics very similar to the original MM Stingray?...
  17. John East MMSR 1-Pickup 3-Knob 3-Band Vol - Treb/Bass Stack - Mid/Mid Stack

    $230.00 - $245.00
    Control plate not included The BTB-MMSR 3 Knob, including Mid Sweep, has been designed with characteristics very similar to the original MM Stingray 2 Band EQ, but is not a copy of the original circuit.
    Control Configuration Volume Treble/Bass Stack Mid/Mid Stack Available in Black, Chrome, or Gold Finish Description The BTB-MMSR 3 Knob, including Mid Sweep, has been designed with characteristics...
  18. John East J Retro Deluxe

    $325.00 - $350.00
    Same as J Retro, but with an added fourth knob for passive tone control. This preamp is made for Fender Deluxe style basses with a side mounted jack.
    Control Configuration Volume/Blend Stack Treble/Bass Stack Mid/Mid Stack Passive Tone Blend & Pickups Switch Active/Passive Switch Available in Black, Chrome, or Gold Finish ...
  19. John East Uni-Pre 2-Pickup 4-Knob 3-Band Vol/Bl Stack - Treb/Bass Stack - Mid/Mid Stack - Tone P/P A/P

    $325.00 - $350.00
    3-band: 2-pickup, 4-knob Volume/Blend Stack - Treb/Bass Stack - Mid/Mid Freq Stack - Passive Tone (A/P Push-Pull)
    Uni-Pre 4 Knob 2 Pickup, 4-knob Volume/Blend Stack Treble/Bass Stack Midrange/Midrange Freq. Stack Passive Tone (Push/Pull for Active/Passive) The Uni-Pre 4 Knob is a new generation...
  20. John East Uni-Pre 2-Pickup 3-Knob 1-Switch 3-Band Vol/Bl Stack - Treb/Bass Stack - Mid/Mid Stack - A/P Sw

    $299.00 - $325.00
    3-band, 2-pickup, 3-knob 1 switch Volume/Blend Stack - Treble/Bass Stack - Midrange/Midrange Frequency Stack - Active/Passive Switch
    Uni-Pre 3 Knob 2 Pickup, 3-knob, 1 switch Volume/Blend Stack Treble/Bass Stack Midrange/Midrange Freq. Stack Active/Passive Switch The Uni-Pre 3 Knob is a new generation bass...
  21. John East Uni-Pre 2-Pickup 5-Knob 3-Band Vol - Bl - Treb/Bass Stack - Mid/Mid Stack - Tone P/P A/P

    $325.00 - $350.00
    2-pickup, 3-band, 5-knob Volume - Blend - Treble/Bass Stack - Midrange/Midrange Stack - Passive Tone (Push-Pull Active/Passive)
    Uni-Pre 5 Knob 2 Pickup, 5-knob Volume Blend Treble/Bass Stack Midrange/Midrange Freq. Stack Passive Tone (Push/Pull for Active/Passive) The Uni-Pre 5 Knob is a new generation...
  22. Bartolini 2.2AP 1-Pickup 2-Knob 2-Band Vol P/P A/P - Treb/Bass Stack

    $148.00
    2-Band: 1-Pickup, 2-Knob VPP A/P - Treb/Bass Stack
    Control Configuration Volume (w/Active-Passive Push-Pull) Treble/Bass Stack Description A Pre-Wired harness saves the time and aggravation of wiring your pre-amp and pots into your instrument. They feature...
  23. Bartolini 2.3AP 1-Pickup 3-Knob 2-Band Vol P/P A/P - Treb - Bass

    $144.00
    2-Band: 1-Pickup, 3-Knob VPP A/P - Treb - Bass
    Control Configuration Volume (w/Active-Passive Push-Pull) Treble Bass Description A Pre-Wired harness saves the time and aggravation of wiring your pre-amp and pots into your instrument. They feature...
  24. Bartolini 3.3AP 2-Pickup 3-Knob 2-Band Vol P/P A/P - Bl - Treb/Bass Stack

    $159.00
    2-Band: 2-Pickup, 3-Knob VPP A/P - Bl - Treb/Bass Stack
    Control Configuration Volume (w/Active-Passive Push-Pull) Blend Treble/Bass stack Description A Pre-Wired harness saves the time and aggravation of wiring your pre-amp and pots into your instrument....
  25. Bartolini 4.2AP 2-Pickup 4-Knob 2-Band Vol P/P A/P - Vol - Treb - Bass

    $144.00
    2-Band: 2-Pickup, 4-Knob VPP A/P - Vol - Treb - Bass
    Control Configuration Volume (with Active/Passive push-pull) Volume Treble Bass Description A Pre-Wired harness saves the time and aggravation of wiring your pre-amp and pots into your...
  26. Bartolini 4.5 2-Pickup 4-Knob 2-Band Vol - Bl - Treb - Bass

    $144.00
    2-Band: 2-Pickup, 4-Knob Vol - Bl - Treb - Bass
    Control Configuration Volume Blend Treble Bass Description A Pre-Wired harness saves the time and aggravation of wiring your pre-amp and pots into your instrument. They feature our...
  27. Bartolini 4.5AP 2-Pickup 4-Knob 2-Band Vol P/P A/P - Bl - Treb - Bass

    $152.00
    2-Band: 2-Pickup, 4-Knob VPP A/P - Bl - Treb - Bass
    Control Configuration Volume (with Active/Passive push-pull) Blend Treble Bass Description A Pre-Wired harness saves the time and aggravation of wiring your pre-amp and pots into your...
  28. Bartolini AGDB/918-2 Adjustable Dual Input Gain Buffer

    $72.00
    Adjustable Dual Gain Buffer
    The AGDB/918-2 is an Adjustable Gain Dual Buffer/Pre-Amp. It features two independent buffers with adjustable low-noise gain from 0 to 12dB with a superior flat frequency output response and low noise floor. This preamp can be used with either 1 -...
  29. Delano Sonar 2 2-Pickup 4-Knob 2-Band Vol P/P A/P - Bl - Treb - Bass

    $114.00
    2-Band: 2-Pickup, 4-Knob VPP A/P - Bl - Treb - Bass
    Control Configuration Volume Active/Passive Push/Pull Blend Treble Bass Description Scaling new heights in perfecting the tonal capabilities of magnetic pickups, the Delano Sonar bass...
  30. Delano Sonar 3 2-Pickup 5-Knob 3-Band Vol P/P A/P - Bl - Treb - Mid - Bass

    $129.00
    3-Band: 2-Pickup, 5-Knob VPP A/P - Bl - Treb - Mid - Bass
    Control Configuration Volume Active/Passive Push/Pull Blend Treble Mid Bass Description Scaling new heights in perfecting the tonal capabilities of magnetic pickups, the Delano...