Preamps
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
Bartolini HR-3.3/918 Pre-Wired Harness
$176.00Bartolini 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...Bartolini XTCT 3-Band Preamp Module
$92.00XTCT 3-band Preamp Module
Bartolini XTCT 3-Band Preamp Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54" [13.7mm] Thick Operating Voltage: 9V - Prewired battery...Richter JB-VVT Passive Control Plate with Solderless connections
$74.95Richter JB-VVT Passive Control Plate (Volume - Volume - Tone) with Solderless connections
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...Richter PB-VT Passive Control Unit with Solderless connections
$49.95Precision Bass replacement unit with Volume, Tone, and solderless connections.
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...Richter HA-1 Onboard Headphone Amplifier
$94.95Outstanding 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...Richter PB-1 Preamp/Booster
$94.99Linear 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...Bartolini NTBT 2-Band EQ Preamp Module
$96.002-band tone control preamp with fully independent Bass and Treble controls
Bartolini NTBT 2-Band EQ Preamp Module The NTBT is a 2-band tone control preamp with fully independent Bass and Treble controls. The voice is clear, transparent, and strong with ultra-low distortion. The NTBT features a pre-wired adjustable...Bartolini MCT-3MC Mid Boost Module for TCT
$28.00Mid Boost Module for TCT family - 250,500,750Hz
Bartolini MCT-3MC Mid Boost Module for TCT Mid Boost Module for TCT family - 250,500,750Hz Specifications Module Size: 1.05" [26.7mm] Long, 0.79" [20.1mm] Wide, 0.43" [10.9mm] Thick Operating...Bartolini TC2 Preamp Module
$56.00TC Boost Preamp, Dual Channel, Low Noise, 8X (18dB) Gain
Bartolini TC2 Preamp Module The TC series are our original preamps known as "The Chip". The TC3 is especially popular. They are hand-made with discrete electronic components for very low noise, outstanding distortion characteristics...Bartolini TC4 Preamp Module
$56.00TC Boost Preamp, Dual Channel, Low Noise, 4X (12dB) Gain
Bartolini TC4 Preamp Module The TC series are our original preamps known as "The Chip". The TC3 is especially popular. They are hand-made with discrete electronic components for very low noise, outstanding distortion characteristics...Bartolini TC5 Preamp Module
$39.00TC Boost Preamp, Single Channel, Low Noise, 2X (6dB) Gain
Bartolini TC5 Preamp Module The TC series are our original preamps known as "The Chip". The TC3 is especially popular. They are hand-made with discrete electronic components for very low noise, outstanding distortion characteristics...Bartolini TC6 Preamp Module
$56.00TC Boost Preamp, Dual Channel, Low Noise, 2X (6dB) Gain
Bartolini TC6 Preamp Module The TC series are our original preamps known as "The Chip". The TC3 is especially popular. They are hand-made with discrete electronic components for very low noise, outstanding distortion characteristics...Bartolini AG2PB Preamp Module
$95.00Dual or Single channel buffer preamp for high-impedance pickups
Bartolini AG2PB Preamp Module The AGPB/918 is a high impedance preamp for use with piezo or microphonic transducers. It that features adjustable gain which allows you to boost the input signal up to 12dB (4X) while maintaining flat frequency...Bartolini TCT 3-Band Preamp Module
$92.00TCT Vintage 3-Band EQ Pre-amp with high-Q mid dip at 300Hz
Bartolini TCT Preamp Module TCT is the legendary original Bartolini on-board preamp. It has Bass, Mid, and Treble controls with very low noise and wide adjustment range. The TCT was briefly discontinued, but we brought it back due to high demand...Bartolini MCT-250 Preamp Module
$24.00Mid Boost Module for TCT family - 250Hz
Bartolini MCT-250 Preamp Modules The TCT Family EQ Preamp modules can be mixed and matched with MCT mid boost modules for different mid boost frequencies. The MCT modules provide additional treble boost as well. TCT Family preamps provide...Bartolini MCT-375 Preamp Module
$24.00Mid Boost Module for TCT family - 375Hz
Bartolini MCT-375 Preamp Modules The TCT Family EQ Preamp modules can be mixed and matched with MCT mid boost modules for different mid boost frequencies. The MCT modules provide additional treble boost as well. TCT Family preamps provide...Bartolini MCT-500 Preamp Module
$24.00Mid Boost Module for TCT family - 500Hz
Bartolini MCT-500 Preamp Modules The TCT Family EQ Preamp modules can be mixed and matched with MCT mid boost modules for different mid boost frequencies. The MCT modules provide additional treble boost as well. TCT Family preamps provide...Bartolini AGMPB/918 Magnetic and Piezo Buffer Kit
$88.00Bartolini AGMP/918 Mag/Piezo Buffer
Bartolini AGMPB/918 Magnetic and Piezo Buffer Kit The AGMPB/918 is a dual-channel buffer/preamp that provides a high impedance input for use with piezo or microphonic transducers and channel isolation for magnetic pickups. Both channels are...Bartolini AGMPBoo Magnetic and Piezo Buffer Kit
$104.00Bartolini AGMPBoo Mag/Piezo Buffer
Bartolini AGMPBoo Magnetic and Piezo Buffer Kit The AGMPB/918 is a dual-channel buffer/preamp that provides a high impedance input for use with piezo or microphonic transducers and channel isolation for magnetic pickups. Both channels are equipped...Bartolini HR-3.2/918 Pre-Wired Harness
$176.00Bartolini 3.2 Compact Preamp - 2 Band EQ, 3 Pots: (Neck Volume) (Bridge Volume) (Treble/Bass Stack)
Bartolini HR-3.2/918 Pre-Wired Harness 2 Band EQ, 3 Pots: (Neck Volume) (Bridge Volume) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54"...Bartolini HR-3.2AP/918 Pre-Wired Harness
$192.00Bartolini 3.2AP Compact Preamp - 2 Band EQ, 3 Pots: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Treble/Bass Stack)
Bartolini HR-3.2AP/918 Pre-Wired Harness 2 Band EQ, 3 Pots: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02"...Bartolini HR-2.2/918 Pre-Wired Harness
$159.00Bartolini 2.2 Compact Preamp - 2 Band EQ, 2 Pots: (Volume) (Treble/Bass Stack)
Bartolini HR-2.2/918 Pre-Wired Harness 2 Band EQ, 2 Pots: (Volume) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54" [13.7mm] Thick Operating...Bartolini HR-2.3/918 Pre-Wired Harness
$156.00Bartolini 2.3 Compact Preamp - 2 Band EQ, 3 Pots: (Volume) (Treble) (Bass)
Bartolini HR-2.3/918 Pre-Wired Harness 2 Band EQ, 3 Pots: (Volume) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54" [13.7mm] Thick Operating...Bartolini HR-2.5/918 Pre-Wired Harness
$204.00Bartolini 2.5 Compact Preamp - 3 Band EQ, 4 Pots: (Volume) (Treble) (Mid with 250/800Hz push-pull) (Bass)
Bartolini HR-2.5/918 Pre-Wired Harness 3 Band EQ, 4 Pots: (Volume) (Treble) (Mid with 250/800Hz push-pull) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54"...Bartolini HR-2.4/918 Pre-Wired Harness
$212.00Bartolini 2.4 Compact Preamp - 3 Band EQ, 3 Pots: (Volume) (Mid with 250/800Hz push-pull) (Treble/Bass Stack)
Bartolini HR-2.4/918 Pre-Wired Harness 3 Band EQ, 3 Pots: (Volume) (Mid with 250/800Hz push-pull) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide,...Bartolini HR-5.3/918 Pre-Wired Harness
$244.00Bartolini 5.3 Compact Preamp - 3 Band EQ, 5 Pots, 1 Toggle: (Neck Volume) (Bridge Volume) (Treble) (Mid) [250,500,800Hz Mid Toggle] (Bass)
Bartolini HR-5.3/918 Pre-Wired Harness 3 Band EQ, 5 Pots, 1 Toggle: (Neck Volume) (Bridge Volume) (Treble) (Mid) [250,500,800Hz Mid Toggle] (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long,...Bartolini HR-2.2AP/918 Pre-Wired Harness
$176.00Bartolini 2.2AP Compact Preamp - 2 Band EQ, 2 Pots: (Volume with Pull-Bypass Switch) (Treble/Bass Stack)
Bartolini HR-2.2AP/918 Pre-Wired Harness 2 Band EQ, 2 Pots: (Volume with Pull-Bypass Switch) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54"...Bartolini HR-2.3AP/918 Pre-Wired Harness
$168.00Bartolini 2.3AP Compact Preamp - 2 Band EQ, 3 Pots: (Volume with Pull-Bypass Switch) (Treble) (Bass)
Bartolini HR-2.3AP/918 Pre-Wired Harness 2 Band EQ, 3 Pots: (Volume with Pull-Bypass Switch) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54"...Bartolini HR-3.3AP/918 Pre-Wired Harness
$192.00Bartolini 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,...Bartolini HR-4.2AP/918 Pre-Wired Harness
$168.00Bartolini 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]...Bartolini HR-4.5/918 Pre-Wired Harness
$168.00Bartolini 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...Bartolini HR-4.5AP/918 Pre-Wired Harness
$179.00Bartolini 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,...Bartolini AGDB/918-2 Adjustable Dual Input Gain Buffer Preamp Module
$79.00Buffer, 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"...Bartolini TC3 Preamp Module
$39.00TC Boost Preamp, Single Channel, Low Noise, 4X (12dB) Gain
Bartolini TC3 Preamp TC Boost Preamp, Single Channel, Low Noise, 4X (12dB) Gain Specifications Module Size: 1.05" [26.7mm] Long, 0.79" [20.1mm] Wide, 0.43" [10.9mm] Thick Operating...Bartolini NTMB+GF 3-Band Preamp Voiced For Fretted Bass
$116.00Bartolini NTMB + GF 3-band preamp module
Bartolini NTMB+GF 3-Band Preamp Voiced For Fretted Bass Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54" [13.7mm] Thick Operating Voltage:...Bartolini NTMB+FL 3-Band Preamp Voiced For Fretless Bass
$119.003 band preamp with fully independent bass, midrange, and treble
Bartolini NTMB+FL 3-Band Preamp Voiced For Fretless Bass Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54" [13.7mm] Thick Operating Voltage:...Bartolini AGB/918-2 Adustable Single Input Gain Buffer
$56.00Buffer, Adjustable Gain, Single Channel, 9 or 18V for Magnetic Pickup
Bartolini AGB/918-2 Adustable Single Input Gain Buffer Buffer, Adjustable Gain, Single Channel, 9 or 18V for Magnetic Pickup Specifications Module Size: 1.05" [26.7mm] Long, 0.79" [20.1mm] Wide,...Richter MX2 Active Piezo and Magnetic Mixer
$117.44Active Piezo and Magentic Mixer
MX2 Active Piezo & Magnetic Pickups The Richter MX2 active mixer preamp combines two buffered high impedance inputs via a blend potentiometer to one output. In the center position - provided by a center detente - the input signals...Richter 3BP 1 or 2-Pickup 3-Knob 3-Band Vol - Treb/Bass P/P A/P Stack - Mid/Mid Stack
$242.771 or 2-pickup, 3-band, 3-knob Volume - Treble/Bass Stack (Push-Pull Active/Passive) - Midrange Stack (Parametric)
Richter 3BP 3-band Preamp The BassXX Preamp (pronounced "Bass-ics") is a filter-based pre-amp which provides very flexible parametric EQ control with sweepable mids. Its outstanding sound performance is achieved through careful circuit...Bartolini HR-5.2AP/918 Pre Wired Harness
$232.00Bartolini 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,...Bartolini HR-2.4AP/918 Pre Wired Harness
$224.00Bartolini 2.4AP Compact Preamp - 3 Band EQ, 3 Pots: (Volume with Pull-Bypass Switch) (Mid with 250/800Hz push-pull) (Treble/Bass Stack)
Bartolini HR-2.4AP/918 Pre-Wired Harness 3 Band EQ, 3 Pots: (Volume with Pull-Bypass Switch) (Mid with 250/800Hz push-pull) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm] Long,...Bartolini HR-5.4/918 Pre Wired Harness
$244.00Bartolini 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"...Bartolini HR-2.5AP/918 Pre Wired Harness
$212.00Bartolini 2.5AP Compact Preamp - 3 Band EQ, 4 Pots: (Volume with Pull-Bypass Switch) (Treble) (Mid with 250/800Hz push-pull) (Bass)
Bartolini HR-2.5AP/918 Pre-Wired Harness 3 Band EQ, 4 Pots: (Volume with Pull-Bypass Switch) (Treble) (Mid with 250/800Hz push-pull) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02"...Bartolini HR-3.4/918 Pre Wired Harness
$236.00Bartolini 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...Bartolini HR-4.6AP/918 Pre Wired Harness
$244.00Bartolini 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]...Bartolini HR-4.6/918 Pre Wired Harness
$228.00Bartolini 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]...Bartolini HR-4.7AP/918 Pre Wired Harness
$264.00Bartolini 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"...Bartolini HR-5.2/918 Pre Wired Harness
$224.00Bartolini 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,...Bartolini HR-5.3AP/918 Pre Wired Harness
$252.00Bartolini 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"...Bartolini HR-5.4AP/918 Pre Wired Harness
$252.00Bartolini 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"...Bartolini HR-4.7/918 Pre Wired Harness
$252.00Bartolini 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"...Bartolini TC1 Preamp
$39.00TC Boost Preamp, Single Channel, Low Noise, 8X (18dB) Gain
Bartolini TC1 Preamp TC Boost Preamp, Single Channel, Low Noise, 8X (18dB) Gain Specifications Module Size: 1.05" [26.7mm] Long, 0.79" [20.1mm] Wide, 0.43" [10.9mm] Thick Operating...Bartolini TC3 Harness with Jazz Plate
Out of stock
$109.00This unit is a prewired harness that is a drop in replacement on a Jazz Bass Bass with the traditional control plate.
TC3 Jazz Bass Specific HarnessThis unit is a prewired harness that is a drop in replacement on a Jazz Bass Bass with the traditional control plate. This harness utilizes Bartolini's TC3 booster preamp to bump up the gain level by 12db. It is useful if...Richter Passive Tone Control
$17.16The passive tone pot is an additional element for BassXX products.
Richter Passive Tone for BassXX Preamps The passive tone pot is an additional element for BassXX products. It is mounted on the basic circuit board of each BassXX-electronic.Bartolini HR-4.6APJ/918 Pre-Wired Harness
$244.00Bartolini 4.6AP Compact Preamp - 3 Band EQ, 4 Pots Jazz Layout: (Volume with Pull-Bypass Switch) (Blend) (Mid with 250/800Hz push-pull) (Treble/Bass Stack)
Bartolini HR-4.6APJ/918 Pre-Wired Harness 3 Band EQ, 4 Pots Jazz Layout: (Volume with Pull-Bypass Switch) (Blend) (Mid with 250/800Hz push-pull) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76"...Bartolini HR-4.7APJ/918 Pre-Wired Harness
$264.00Bartolini 4.7AP Compact Preamp - 3 Band EQ, 4 Pots, 1 toggle Jazz Layout: (Volume with Pull-Bypass Switch) (Blend) (Mid) [250,500,800Hz Mid Toggle] (Treble/Bass Stack)
Bartolini HR-4.7APJ/918 Pre-Wired Harness 3 Band EQ, 4 Pots, 1 toggle Jazz Layout: (Volume with Pull-Bypass Switch) (Blend) (Mid) [250,500,800Hz Mid Toggle] (Treble/Bass Stack) Specifications Preamp Module Size: 1.76"...Bartolini HR-5.0/918 Pre-Wired Harness
$219.00Bartolini 5 Compact Preamp - 3 Band EQ, 5 Pots: (Volume) (Blend) (Treble) (Mid) (Bass)
Bartolini HR-5.0/918 Pre-Wired Harness 3 Band EQ, 5 Pots: (Volume) (Blend) (Treble) (Mid) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54" [13.7mm]...Bartolini HR-5.0AP/918 Pre-Wired Harness
Out of stock
$228.00Bartolini 5.0AP Compact Preamp - 3 Band EQ, 5 Pots: (Volume with Pull-Bypass Switch) (Blend) (Treble) (Mid) (Bass)
Bartolini HR-5.0AP/918 Pre-Wired Harness 3 Band EQ, 5 Pots: (Volume with Pull-Bypass Switch) (Blend) (Treble) (Mid) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm]...Bartolini HR-5.2/918FL Pre-Wired Harness
$228.00Bartolini 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]...Bartolini HR-5.2AP/918FL Pre-Wired Harness
$239.00Bartolini 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]...Bartolini HR-5.3AP/918FL Pre-Wired Harness
Out of stock
$236.00Bartolini 5.3AP Compact Preamp - 3 Band EQ, FL, 5 Pots, 1 Toggle: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Treble) (Mid) [250,500,800Hz Mid Toggle] (Bass)
Bartolini HR-5.3AP/918FL Pre-Wired Harness 3 Band EQ, FL, 5 Pots, 1 Toggle: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Treble) (Mid) [250,500,800Hz Mid Toggle] (Bass) Specifications Preamp Module Size:...Bartolini TCT-5.4 Pre-Wired Harness
$256.00Bartolini 5.4 Compact Preamp - TCT 3 Band EQ, 5 Pots, 1 Toggle: (Volume) (Blend) (Treble) (Mid) [250,500,750Hz Mid Toggle] (Bass)
Bartolini TCT-5.4 Pre-Wired Harness TCT 3 Band EQ, 5 Pots, 1 Toggle: (Volume) (Blend) (Treble) (Mid) [250,500,750Hz Mid Toggle] (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02"...Bartolini TCT-5.4AP Pre-Wired Harness
$272.00Bartolini 5.4AP Compact Preamp - TCT 3 Band EQ, 5 Pots, 1 Toggle: (Volume with Pull-Bypass Switch) (Blend) (Treble) (Mid) [250,500,750Hz Mid Toggle] (Bass)
Bartolini TCT-5.4AP Pre-Wired Harness TCT 3 Band EQ, 5 Pots, 1 Toggle: (Volume with Pull-Bypass Switch) (Blend) (Treble) (Mid) [250,500,750Hz Mid Toggle] (Bass) Specifications Preamp Module Size: 1.76"...Bartolini HR-4.4J/918 Pre-Wired Harness
Out of stock
$224.00Bartolini 4.4J Compact Preamp - 3 Band EQ, 4 Pots Jazz Layout: (Neck Volume) (Bridge Volume) (Mid with 250/800Hz push-pull) (Treble/Bass Stack)
Bartolini HR-4.4J/918 Pre-Wired Harness 3 Band EQ, 4 Pots Jazz Layout: (Neck Volume) (Bridge Volume) (Mid with 250/800Hz push-pull) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm]...Bartolini HR-4.4APJ/918 Pre-Wired Harness
$236.00Bartolini 4.4AP Compact Preamp - 3 Band EQ, 4 Pots Jazz Layout: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Mid with 250/800Hz push-pull) (Treble/Bass Stack)
Bartolini HR-4.4APJ/918 Pre-Wired Harness 3 Band EQ, 4 Pots Jazz Layout: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Mid with 250/800Hz push-pull) (Treble/Bass Stack) Specifications Preamp Module Size:...Bartolini HR-4.6J/918 Pre-Wired Harness
$228.00Bartolini 4.6J Compact Preamp - 3 Band EQ, 4 Pots Jazz Layout: (Volume) (Blend) (Mid with 250/800Hz push-pull) (Treble/Bass Stack)
Bartolini HR-4.6J/918 Pre-Wired Harness 3 Band EQ, 4 Pots Jazz Layout: (Volume) (Blend) (Mid with 250/800Hz push-pull) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02"...Bartolini HR-4.7J/918 Pre-Wired Harness
$252.00Bartolini 4.7J Compact Preamp - 3 Band EQ, 4 Pots, 1 toggle Jazz Layout: (Volume) (Blend) (Mid) [250,500,800Hz Mid Toggle] (Treble/Bass Stack)
Bartolini HR-4.7J/918 Pre-Wired Harness 3 Band EQ, 4 Pots, 1 toggle Jazz Layout: (Volume) (Blend) (Mid) [250,500,800Hz Mid Toggle] (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm]...Bartolini HR-4.4/918 Pre-Wired Harness
$224.00Bartolini 4.4 Compact Preamp - 3 Band EQ, 4 Pots: (Neck Volume) (Bridge Volume) (Mid with 250/800Hz push-pull) (Treble/Bass Stack)
Bartolini HR-4.4/918 Pre-Wired Harness 3 Band EQ, 4 Pots: (Neck Volume) (Bridge Volume) (Mid with 250/800Hz push-pull) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02"...Bartolini HR-4.4/AP918 Pre-Wired Harness
$236.00Bartolini 4.4AP Compact Preamp - 3 Band EQ, 4 Pots: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Mid with 250/800Hz push-pull) (Treble/Bass Stack)
Bartolini HR-4.4/AP918 Pre-Wired Harness 3 Band EQ, 4 Pots: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Mid with 250/800Hz push-pull) (Treble/Bass Stack) Specifications Preamp Module Size: 1.76"...Bartolini HR-4.5APJ/918 Pre-Wired Harness
$179.00Bartolini 4.5AP Compact Preamp - 2 Band EQ, 4 Pots Jazz Layout: (Volume with Pull-Bypass Switch) (Blend) (Treble) (Bass)
Bartolini HR-4.5APJ/918 Pre-Wired Harness 2 Band EQ, 4 Pots Jazz Layout: (Volume with Pull-Bypass Switch) (Blend) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm]...Bartolini XTCT-3.3AP Pre-Wired Harness
Out of stock
$188.00Bartolini 3.3AP Compact Preamp - XTCT 2 Band EQ, 3 Pots: (Volume with Pull-Bypass Switch) (Blend) (Treble/Bass Stack)
Bartolini XTCT-3.3AP Pre-Wired Harness XTCT 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]...Bartolini HR-4.2J/918 Pre-Wired Harness
$159.00Bartolini 4.2J Compact Preamp - 2 Band EQ, 4 Pots Jazz Layout: (Neck Volume) (Bridge Volume) (Treble) (Bass)
Bartolini HR-4.2J/918 Pre-Wired Harness 2 Band EQ, 4 Pots Jazz Layout: (Neck Volume) (Bridge Volume) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide,...Bartolini HR-4.2APJ/918 Pre-Wired Harness
Out of stock
$168.00Bartolini 4.2AP Compact Preamp - 2 Band EQ, 4 Pots Jazz Layout: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Treble) (Bass)
Bartolini HR-4.2APJ/918 Pre-Wired Harness 2 Band EQ, 4 Pots Jazz Layout: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long,...Bartolini HR-4.5J/918 Pre-Wired Harness
$168.00Bartolini 4.5J Compact Preamp - 2 Band EQ, 4 Pots Jazz Layout: (Volume) (Blend) (Treble) (Bass)
Bartolini HR-4.5J/918 Pre-Wired Harness 2 Band EQ, 4 Pots Jazz Layout: (Volume) (Blend) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54" [13.7mm]...Bartolini TCT-4.2APJ Pre-Wired Harness
$182.00Bartolini 4.2AP Compact Preamp - TCT 2 Band EQ, 4 Pots Jazz Layout: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Treble) (Bass)
Bartolini TCT-4.2APJ Pre-Wired Harness TCT 2 Band EQ, 4 Pots Jazz Layout: (Neck Volume with Pull-Bypass Switch) (Bridge Volume) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long,...Bartolini HR-4.2/918 Pre-Wired Harness
$159.00Bartolini 4.2 Compact Preamp - 2 Band EQ, 4 Pots: (Neck Volume) (Bridge Volume) (Treble) (Bass)
Bartolini HR-4.2/918 Pre-Wired Harness 2 Band EQ, 4 Pots: (Neck Volume) (Bridge Volume) (Treble) (Bass) Specifications Preamp Module Size: 1.76" [44.7mm] Long, 1.02" [25.9mm] Wide, 0.54" [13.7mm]...
