Fishman Isys Plus User Guide

Fishman Isys Plus Preamplifier manual cover

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Fishman Isys Plus Preamplifier Specification

The Fishman Isys Plus Preamplifier is a compact and versatile onboard preamp system designed to enhance the sound quality of acoustic instruments. It features a built-in chromatic tuner, providing accurate tuning capabilities with an easy-to-read LED display. The preamplifier includes a 2-band EQ, allowing musicians to precisely adjust the bass and treble frequencies to suit their tonal preferences. Additionally, it offers a phase switch that aids in reducing feedback during live performances.

The Isys Plus is equipped with a Fishman Sonicore pickup, ensuring a natural and balanced sound reproduction. Its user-friendly design includes low-profile control knobs that facilitate quick and intuitive adjustments. The preamp is powered by a 9-volt battery, which is accessible through a convenient battery compartment, ensuring hassle-free battery replacement. A low battery indicator light helps musicians avoid unexpected power loss during performances.

The system is designed for easy installation, making it an excellent choice for both new builds and retrofit applications. The preamplifier's compact size ensures minimal impact on the instrument's body, preserving its aesthetic and acoustic integrity. With its combination of advanced features and ease of use, the Fishman Isys Plus Preamplifier is ideally suited for acoustic guitarists seeking to elevate their sound quality both in studio recordings and live setups.

Fishman Isys Plus Preamplifier F.A.Q.

How do I properly install the Fishman Isys Plus Preamplifier in my acoustic guitar?

Ensure that your guitar is compatible with the Isys Plus system. Start by following the installation guide provided by Fishman, which typically involves mounting the preamp in the soundhole and securing the battery box inside the guitar.

What should I do if the preamp does not turn on?

Check if the battery is properly installed and has sufficient charge. Ensure that the battery connectors are clean and making good contact. Replace the battery if necessary.

How can I eliminate unwanted feedback while using the Fishman Isys Plus?

Use the phase switch to reduce feedback. Additionally, adjust the EQ settings on the preamp or use a soundhole cover to further minimize feedback.

What is the correct way to clean and maintain the Fishman Isys Plus Preamplifier?

Use a soft, dry cloth to clean the exterior of the preamp. Avoid using any liquid cleaners or solvents. Regularly check the battery compartment for corrosion.

Why is there a lack of sound output when the preamp is connected?

Ensure that all cables are properly connected. Verify that the volume is turned up on the preamp and that the battery is not depleted. Test with a different cable or amplifier to rule out external issues.

How do I adjust the EQ settings for optimal sound quality?

Start with the EQ sliders in the neutral position. Adjust the bass, middle, and treble sliders to suit your preference and the acoustics of the environment. Experiment with different settings to achieve the desired tone.

What battery does the Fishman Isys Plus Preamplifier use and how often should it be replaced?

The preamp uses a 9-volt battery. Replace the battery when you notice a decrease in sound quality or if the preamp fails to power on. Regularly check the battery life to ensure optimal performance.

Can I use the Fishman Isys Plus Preamplifier with nylon string guitars?

Yes, it can be used with nylon string guitars as long as the guitar is compatible with piezo pickups. Ensure proper installation to prevent any damage to the guitar.

What should I do if the sound is distorted or unclear?

Check the battery level as a low battery can cause distortion. Ensure that the EQ settings are balanced and not overly boosted. Additionally, inspect the pickup for any physical damage.

How do I use the built-in tuner on the Fishman Isys Plus?

Press the tuner button on the preamp to activate it. Pluck a string and adjust the tuning pegs until the display indicates that the string is in tune. The tuner will automatically turn off after a period of inactivity.