Fishman Prefix Plus-T Onboard Preamp, Narrow Format

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Description
The Fishman Prefix Plus-T is an onboard preamp system designed for acoustic guitars and acoustic basses. It features a compact control housing paired with a Fishman Acoustic Matrix undersaddle pickup and a Fishman Switchjack stereo 1/4-inch endpin jack. The system provides tone shaping through a three-band EQ with Bass, Treble, and a sweepable Contour control variable from 250 Hz to 3 kHz, alongside Brilliance and Volume controls.
For live performance control, the unit includes an anti-feedback Notch filter and a Phase switch. A built-in tuner with an LED display can be used without plugging in the instrument. The preamp is powered by a 9V battery offering up to 150 hours of life, with a low-battery LED indicator and a flip-away pivot design for quick battery compartment access.
Features
- Fishman Acoustic Matrix narrow format undersaddle pickup with 3/32-inch (2.3 mm) width
- Three-band equalizer with Bass, Treble, and variable Contour frequency from 250 Hz to 3 kHz
- Additional Brilliance control and anti-feedback Notch filter
- Onboard digital tuner with LED display usable without an instrument cable
- Phase switch to help manage feedback and phase coherency
- Pivot design control panel for direct access to the 9V battery compartment
In the Box
- Fishman Prefix Plus-T onboard preamp
- Fishman Acoustic Matrix narrow format pickup
- Fishman Switchjack 1/4-inch stereo endpin jack
Specifications
- Model: PRO-MAN-PT4
- Pickup Width: 3/32" (2.3 mm)
- Controls: Volume, Bass, Contour, Contour Frequency, Treble, Brilliance, Notch, Phase Switch, Tuner
- Contour Range: 250 Hz to 3 kHz
- Output: 1/4" TRS Switchjack
- Power: 9V battery
- Battery Life: Up to 150 hours














