Preamps

Frankie - Bass Tech Will these Preamps work with your Bass? Ask Frankie, our Bass Tech.

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.

Frequently Asked Questions

Question: Where Can I Buy Preamps?

Answer: You can buy these from Best Bass Gear by Calling 877-839-3531 or Emailing us at sales@bestbassgear.com or chatting with our Bass Techs

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  1. Bartolini HR-3.3/918 Pre-Wired Harness

    $159.00
    Bartolini 3.3 Compact Preamp - 2 Band EQ, 3 Pots: (Volume) (Blend) (Treble/Bass Stack)
    Bartolini HR-3.3/918 Pre-Wired Harness 2 Band EQ, 3 Pots: (Volume) (Blend) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54" [13.7mm] Thick Operating...
  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. John East J Retro Preamps

    $289.00 - $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 ...
  4. John East J Retro Deluxe

    $340.00 - $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, or Chrome Finish Description ...
  5. John East Uni-Pre 2-Pickup 4-Knob 3-Band Vol/Bl Stack - Treb/Bass Stack - Mid/Mid Stack - Tone P/P A/P

    $275.00 - $305.00
    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...
  6. 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...
  7. 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...
  8. Bartolini HR-3.3AP/918 Pre-Wired Harness

    $176.00
    Bartolini 3.3AP Compact Preamp - 2 Band EQ, 3 Pots: (Volume with Pull-Bypass Switch) (Blend) (Treble/Bass Stack)
    Bartolini HR-3.3AP/918 Pre-Wired Harness 2 Band EQ, 3 Pots: (Volume with Pull-Bypass Switch) (Blend) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide,...
  9. Bartolini HR-4.2AP/918 Pre-Wired Harness

    $156.00
    Bartolini 4.2AP Compact Preamp - 2 Band EQ, 4 Pots: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Treble) (Bass)
    Bartolini HR-4.2AP/918 Pre-Wired Harness 2 Band EQ, 4 Pots: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm]...
  10. Bartolini HR-4.5/918 Pre-Wired Harness

    $156.00
    Bartolini 4.5 Compact Preamp - 2 Band EQ, 4 Pots: (Volume) (Blend) (Treble) (Bass)
    Bartolini HR-4.5/918 Pre-Wired Harness 2 Band EQ, 4 Pots: (Volume) (Blend) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54" [13.7mm] Thick Operating...
  11. Bartolini HR-4.5AP/918 Pre-Wired Harness

    $164.00
    Bartolini 4.5AP Compact Preamp - 2 Band EQ, 4 Pots: (Volume with Pull-Bypass Switch) (Blend) (Treble) (Bass)
    Bartolini HR-4.5AP/918 Pre-Wired Harness 2 Band EQ, 4 Pots: (Volume with Pull-Bypass Switch) (Blend) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide,...
  12. Bartolini AGDB/918-2 Adjustable Dual Input Gain Buffer Preamp Module

    $76.00
    Buffer, Adjustable Gain, Dual Channel, 9 or 18V for Magnetic Pickup
    Bartolini AGDB/918-2 Adjustable Dual Input Gain Buffer Buffer, Adjustable Gain, Dual Channel, 9 or 18V for Magnetic Pickup Specifications Module Size: 1.05" [26.7mm] Long, 0.79" [20.1mm] Wide, 0.43"...
  13. John East DJ Retro
    Out of stock

    John East DJ Retro

    Out of stock

    $299.00
    Same as J Retro, but with curved plate to work on Lakland Darryl Jones model basses. Top knobs and plate are chrome, bottom knobs are black.
    Control Configuration Volume/Blend Stack Treble/Bass Stack Mid/Mid Stack Blend & Pickups Switch Active/Passive Switch Description Same as J Retro, but with curved plate to work...
  14. Bartolini HR-5.2AP/918 Pre Wired Harness

    $212.00
    Bartolini 5.2AP Compact Preamp - 3 Band EQ, 5 Pots: (Volume with Pull-Bypass Switch) (Blend) (Treble) (Mid with 250/800Hz push-pull) (Bass)
    Bartolini HR-5.2AP/918 Pre-Wired Harness 3 Band EQ, 5 Pots: (Volume with Pull-Bypass Switch) (Blend) (Treble) (Mid with 250/800Hz push-pull) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long,...
  15. Bartolini HR-5.4/918 Pre Wired Harness

    $224.00
    Bartolini 5.4 Compact Preamp - 3 Band EQ, 5 Pots, 1 Toggle: (Volume) (Blend) (Treble) (Mid) [250,500,800Hz Mid Toggle] (Bass)
    Bartolini HR-5.4/918 Pre-Wired Harness 3 Band EQ, 5 Pots, 1 Toggle: (Volume) (Blend) (Treble) (Mid) [250,500,800Hz Mid Toggle] (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02"...
  16. Bartolini HR-3.4/918 Pre Wired Harness

    $216.00
    Bartolini 3.4 Compact Preamp -
    Bartolini HR-3.4/918 Pre-Wired Harness Our most popular preamp for decades, the NTMB+F is a 3-band tone control preamp with fully independent Bass, Mid and Treble controls. It is well known to professionals for its very low noise and wide boost...
  17. Bartolini HR-4.6AP/918 Pre Wired Harness

    $224.00
    Bartolini 4.6AP Compact Preamp - 3 Band EQ, 4 Pots: (Volume with Pull-Bypass Switch) (Blend) (Mid with 250/800Hz push-pull) (Treble/Bass Stack)
    Bartolini HR-4.6AP/918 Pre-Wired Harness 3 Band EQ, 4 Pots: (Volume with Pull-Bypass Switch) (Blend) (Mid with 250/800Hz push-pull) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm]...
  18. Bartolini HR-4.6/918 Pre Wired Harness

    $208.00
    Bartolini 4.6/9 Compact Preamp - 3 Band EQ, 4 Pots: (Volume) (Blend) (Mid with 250/800Hz push-pull) (Treble/Bass Stack)
    Bartolini HR-4.6/918 Pre-Wired Harness 3 Band EQ, 4 Pots: (Volume) (Blend) (Mid with 250/800Hz push-pull) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm]...
  19. Bartolini HR-4.7AP/918 Pre Wired Harness

    $239.00
    Bartolini 4.7AP Compact Preamp - 3 Band EQ, 4 Pots, 1 toggle: (Volume with Pull-Bypass Switch) (Blend) (Mid) [250,500,800Hz Mid Toggle] (Treble/Bass Stack)
    Bartolini HR-4.7AP/918 Pre-Wired Harness 3 Band EQ, 4 Pots, 1 toggle: (Volume with Pull-Bypass Switch) (Blend) (Mid) [250,500,800Hz Mid Toggle] (Treble/Bass Stack) Specifications Preamp Module Size: 1.76"...
  20. Bartolini HR-5.2/918 Pre Wired Harness

    $204.00
    Bartolini 5.2 Compact Preamp - 3 Band EQ, 5 Pots: (Volume) (Blend) (Treble) (Mid with 250/800Hz push-pull) (Bass)
    Bartolini HR-5.2/918 Pre-Wired Harness 3 Band EQ, 5 Pots: (Volume) (Blend) (Treble) (Mid with 250/800Hz push-pull) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide,...
  21. Bartolini HR-5.3AP/918 Pre Wired Harness

    $232.00
    Bartolini 5.3AP Compact Preamp - 3 Band EQ, 5 Pots, 1 Toggle: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Treble) (Mid) [250,500,800Hz Mid Toggle] (Bass)
    Bartolini HR-5.3AP/918 Pre-Wired Harness 3 Band EQ, 5 Pots, 1 Toggle: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Treble) (Mid) [250,500,800Hz Mid Toggle] (Bass) Specifications Preamp Module Size: 1.76"...
  22. Bartolini HR-5.4AP/918 Pre Wired Harness

    $232.00
    Bartolini 5.4AP Compact Preamp - 3 Band EQ, 5 Pots, 1 Toggle: (Volume with Pull-Bypass Switch) (Blend) (Treble) (Mid) [250,500,800Hz Mid Toggle] (Bass)
    Bartolini HR-5.4AP/918 Pre-Wired Harness 3 Band EQ, 5 Pots, 1 Toggle: (Volume with Pull-Bypass Switch) (Blend) (Treble) (Mid) [250,500,800Hz Mid Toggle] (Bass) Specifications Preamp Module Size: 1.76"...
  23. Bartolini HR-4.7/918 Pre Wired Harness

    $232.00
    Bartolini 4.7 Compact Preamp - 3 Band EQ, 4 Pots, 1 toggle: (Volume) (Blend) (Mid) [250,500,800Hz Mid Toggle] (Treble/Bass Stack)
    Bartolini HR-4.7/918 Pre-Wired Harness 3 Band EQ, 4 Pots, 1 toggle: (Volume) (Blend) (Mid) [250,500,800Hz Mid Toggle] (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02"...
  24. Bartolini HR-5.2/918FL Pre-Wired Harness

    $208.00
    Bartolini 5.2 Compact Preamp - 3 Band EQ, FL, 5 Pots: (Volume) (Blend) (Treble) (Mid with 250/800Hz push-pull) (Bass)
    Bartolini HR-5.2/918FL Pre-Wired Harness 3 Band EQ, FL, 5 Pots: (Volume) (Blend) (Treble) (Mid with 250/800Hz push-pull) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm]...
  25. Bartolini HR-5.2AP/918FL Pre-Wired Harness

    $219.00
    Bartolini 5.2AP Compact Preamp - 3 Band EQ, FL, 5 Pots: (Volume with Pull-Bypass Switch) (Blend) (Treble) (Mid with 250/800Hz push-pull) (Bass)
    Bartolini HR-5.2AP/918FL Pre-Wired Harness 3 Band EQ, FL, 5 Pots: (Volume with Pull-Bypass Switch) (Blend) (Treble) (Mid with 250/800Hz push-pull) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm]...

Frequently Asked Questions

Question: Where Can I Buy Preamps?

Answer: You can buy these from Best Bass Gear by Calling 877-839-3531 or Emailing us at sales@bestbassgear.com or chatting with our Bass Techs

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