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.

Shop By Filter
  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. Richter JB-VVT Passive Control Plate

    $74.95
    JB Passive Control Plate with Shielding for Jazz Bass™ :: High Quality Dustproof Pots :: Rugged and Shielded :: :: Quick and Easy Mounting :: No Soldering Required :: The Richter JB PASSIVE control plate is an easy mounting component...
  5. 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...
  6. EMG 1 or 2 Pickups Wiring Kit

    $49.00
    EMG 1 or 2 pickup wiring kit - Short Shaft
    EMG 1 or 2 pickup wiring kit - Short Shaft All of the solderless components for install in one package! This kit includes everything needed for installation in a 1 or 2 pickup configuration. This kit is for active pickups.What's...
  7. 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...
  8. 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...
  9. 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...
  10. Seymour Duncan STC-2S-BO 2 Band EQ Separate

    $59.00
    2-Band: Treb/Bass
    Controls: Treble/Bass Separate Add versatility to your bass with our 2-band onboard active EQ with separate bass & treble controls, and switchable treble frequency. On board Tone Circuits add tremendous tonal versatility....
  11. 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...
  12. 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...
  13. Richter HA-1 Onboard Headphone Amplifier

    $94.95
    Outstanding Audio Performance - Low Noise Amplifier Design - Rugged and Shielded - 3.5 mm Output Jack
    HeadAmp HA-1 HeadAmp onboard The RICHTER HA-1 onboard headphone amplifier was designed for the use inside a bass or guitar. It provides low noise, smooth, full and precise signal reproduction without loosing any details on sound even in deep...
  14. Noll TCM3 Jazz Bass 2-Pickup 4-Knob 3-Band Vol P/P A/P - Bal - Mid - Treb/Bass Stack Chrome

    $249.00
    Noll TCM3 Jazz Bass 2-Pickup 4-Knob 3-Band Vol P/P A/P - Bal - Mid - Treb/Bass Stack Chrome
    Control Configuration 1-Pickup 3-Band System Volume(Active/Passive Push-Pull) Balance Mid Treble/Bass...
  15. John East J-Tone 01 Active and Full Passive Preamp for J Style Basses

    $194.00 - $199.00
    J-Tone - Pure & Simple - Pure Classic J Tone - Full Passive & Active - High Performance Musical EQ - Volume/Volume & Volume/Blend Versions
    J-Tone - Pure & Simple Pure Classic J Tone Full passive & active High performance musical EQ Volume/Volume & Volume/Blend Versions Retain the original sound of...
  16. Nordstrand 2B+ 2-Band Bass Preamp (with 2 EQ Pots)

    $88.50
    2B+ 2 band bass preamp with 2 eq pots
    New for 2017!2b+ 2-Band Preamp with 2 EQ PotsThe new 2 band boost only preamp offers flexibility, practical simplicity, and amazing tone shaping potential. Offering more boost than our standard 2 band preamp the 2B+...
  17. Nordstrand 2B+4c 2-Pickup 4-Knob 2-Band Vol P/P - Bl - Tone - Treb/Bass Stack

    $163.50
    PREWIRED 2B+4c: 2 band bass preamp with volume (pull passive), blend, tone, and treble on bass (stack)
    New for 2017!PREWIRED 2B+4c: 2 band bass preamp with volume (pull passive), blend, tone, and treble on bass (stack)The new 2 band boost only preamp offers flexibility, practical simplicity, and amazing tone shaping...
  18. Nordstrand 2B+3b 2-Pickup 3-Knob 2-Band Vol P/P - Bl - Treb/Bass Stack

    $163.50
    PREWIRED 2B+3b: 2 band bass preamp with volume (pull passive), blend, and treble/bass stack
    New for 2017!PREWIRED 2B+3b: 2 band bass preamp with volume (pull passive), blend, and treble/bass stackThe new 2 band boost only preamp offers flexibility, practical simplicity, and amazing tone shaping potential....
  19. Noll TCM3 PM 3-Knob Vol/Bl P/P A/P Stack - Treb/Bass Stack - Mid Stack

    $244.50
    Noll TCM3 PM 3-Knob Vol/Bl P/P A/P Stack - Treb/Bass Stack - Mid Stack
    Control Configuration Addition passive tone control available as single shaft pot or as a concentric pot with active treble control. Tone roll-off in passive mode on every single shaft...
  20. Richter PB-1 Preamp/Booster

    $94.99
    Linear precision Amplifier for E-guitar and - bass
    The RICHTER PB-1 onboard Booster is an linear precision Amplifier for E-guitar and - bass. It provides a trim pot for the adjustment of the gain (0 to 18 dB) and an outstanding audio performance by careful design and the use of the best components...
  21. NOLL TCM 4XM 2-Pickup 5-Knob 4-Band Vol P/P - Bal - Bass - Lo Mid/Hi Mid Stack - Treb

    $170.00
    2-Pickup 5-Knob 4-Band Vol P/P - Bal - Bass - Lo Mid/Hi Mid Stack - Treb
    Control Configuration 2-Pickup 4-Band System Volume Push-Pull(Push-Pull Active/Passive) Balance Bass Lo Mid/Hi Mid stack Treble Onboard...
  22. 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 +/-...
  23. 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...
  24. Nordstrand 2B+4a 2-Pickup 4-Knob 2-Band Vol P/P P/P - Vol - Bass - Treb

    $163.50
    PREWIRED 2B+4a – 2 band bass preamp with volume (pull passive), volume, bass and treble
    New for 2017!PREWIRED 2B+4a: 2 band bass preamp with volume (pull passive), volume, bass and trebleThe new 2 band boost only preamp offers flexibility, practical simplicity, and amazing tone shaping potential. Offering...
  25. Aguilar OBP-1 2-Band Preamp Module

    $119.00
    Aguilar OBP-1 Module Only
    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...
  26. Aguilar OBP-2 2-Band Preamp Module

    $107.50
    Aguilar OBP-2 Module Only
    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 +/-...
  27. Aguilar OBP-3 3-Band Preamp Module

    $106.50
    Aguilar OBP-3 Module Only
    The Aguilar OBP3 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 right...
  28. 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 ...
  29. 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...
  30. John East BTB-01 1 or 2-Pickup 1-Knob 2-Band Treb/Bass Stack

    $150.00 - $160.00
    The BTB-01 is based on the middle stack of the J-Retro 01 bass preamp. It consists of a single dual concentric knob stack with controls for Bass, Treble, and Bright functions.
    Control Configuration Treble/Bass Stack Available in Black, Chrome, or Gold Finish Description The BTB-01 is based on the middle stack of the J-Retro 01 bass preamp. It consists of a single dual concentric...
  31. John East Mid Sweep 1 or 2-Pickup 1-Knob 1-Band Mid/Mid Stack

    $110.00 - $120.00
    The MID SWEEP 01 is a stand-alone mid control which can be used on its own or cascaded in conjunction with other modules, including additional MID SWEEP 01s.
    Control Configuration Mid/Mid Stack Available in Black, Chrome, or Gold Finish Description The Mid Sweep 01 is a stand-alone mid control which can be used on its own or cascaded in conjunction with other...
  32. 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?...
  33. 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...
  34. 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 ...
  35. 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...
  36. 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...
  37. 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...
  38. 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...
  39. 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...
  40. 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....
  41. 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...
  42. 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...
  43. 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...
  44. 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 -...
  45. Bartolini MPB2-918 Magnetic and Piezo Buffer

    $84.00
    Bartolini Mag/Piezo Buffer
    Designed for buffering/blending of piezo signal for use with magnetic pickups. Also used to get the piezo signal up to good levels even when magenetic pickups are not employed. Bartolini recommends the MPB2-918 for use on bass. Known to work...
  46. Bartolini TC3 Preamp

    $32.00
    The TC3 is a discrete preamplifier/booster with preset minimum gain of 12dB - can be boosted up to 40dB - for low to medium output pickups - 9 volt only.
    The TC3 discrete preamplifier/booster with preset minimum gain of 12dB - can be boosted up to 40dB - for low to medium output pickups - 9 volt only. The TC3 can be wired in a way that boosts the signal up 12dB without altering the signal. It...
  47. 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...
  48. 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...
  49. Delano Sonar 3MS/E 2-Pickup 5-Knob 1-Switch 3-Band Vol P/P A/P - Bl - Treb - Mid - Bass - Mid Sw

    $164.00
    3-Band: 2-Pickup, 5-Knob, 1-Switch VPP A/P - Bl - Treb - Mid - Bass - Mid Switch
    Control Configuration Volume Active/Passive Push/Pull Blend Treble Mid Bass Mid Switch Description Scaling new heights in perfecting the tonal capabilities of magnetic...
  50. Delano Sonar 3MS 2-Pickup 5-Knob 3-Band Vol P/P A/P - Bl - Treb - Mid - Bass

    $156.00
    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...
Shop By Filter