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ISLA Instruments S2400 User Manual

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S2400 DSP Card
User Manual
Copyright © 2025 ISLA Instruments
Revised March 18, 2025

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Summary of Contents for ISLA Instruments S2400

  • Page 1 S2400 DSP Card User Manual Copyright © 2025 ISLA Instruments Revised March 18, 2025...
  • Page 2: Table Of Contents

    ISLA Instruments S2400 DSP Card User Manual Contents Contents ............................2 Introduction ............................. 3 Effects Screen ..........................6 DSP Mixer ............................8 DSP Bus Settings ..........................9 Plugin Parameter Editor ........................ 11 Assign Parameter to Control ......................12 DSP Parameter Controller Page ..................... 13 Live FX ............................
  • Page 3: Introduction

    However, in terms of onboard DSP effects, the original S2400 was limited to analog and DSP filters, leaving many users requesting additional effects like reverb, delay, and compression.
  • Page 4 ISLA Instruments S2400 DSP Card User Manual A Fully Expandable Digital Audio Engine With the S2400 DSP Card, the S2400 becomes a fully expandable digital effects and instrument powerhouse, allowing users to integrate high-quality reverbs, delays, compressors, modulation effects, virtual instruments, and multi-sampled playback—all within their workflow.
  • Page 5 ISLA Instruments S2400 DSP Card User Manual – 5 –...
  • Page 6: Effects Screen

    ISLA Instruments S2400 DSP Card User Manual Effects Screen Display the Effects screen by pressing Shift+Effects (the eighth key from the left in the top row). DSP Card Section This section is visible only when an Isla DSP Card is installed.
  • Page 7 ISLA Instruments S2400 DSP Card User Manual Classic Filters Section The classic analog filters are still connected between the DSP card and the individual output jacks. However, the main output is no longer an analog sum of the individual outputs. It is digitally generated by the DSP card.
  • Page 8: Dsp Mixer

    ISLA Instruments S2400 DSP Card User Manual DSP Mixer Press Bank+0 or select Go to DSP Screen from the Effects menu. The DSP Mixer screen is where you set the levels, panning, and send amounts for each of the busses. Each pair of busses (1&2, 3&4, 5&6, 7&8) can be either mono or stereo, which is set in the bus settings.
  • Page 9: Dsp Bus Settings

    ISLA Instruments S2400 DSP Card User Manual DSP Bus Settings The Bus Settings page is displayed when pressing Shift+A/Shift+Pad on either DSP Mixer page. Name The name of the bus is for your own reference. This is the only place the name is shown.
  • Page 10 ISLA Instruments S2400 DSP Card User Manual DSP Bus Settings Keys Back: Exit the settings screen. Enter/Encoder Press: Edit the parameters of the highlighted plugin. F1: Toggle Enabled for the highlighted plugin. F2: Insert a plugin/preset before the highlighted plugin.
  • Page 11: Plugin Parameter Editor

    ISLA Instruments S2400 DSP Card User Manual Plugin Parameter Editor Highlight and click on a plugin on the bus settings page to edit the plugin parameters. Enabled Every plugin has an Enabled checkbox. A plugin can be enabled and disabled any time. It stays on the bus and its parameter values will be remembered.
  • Page 12: Assign Parameter To Control

    ISLA Instruments S2400 DSP Card User Manual Assign Parameter to Control This screen appears after F4 is pressed on the Plugin Parameter Editor screen. The top two lines of the screen show the plugin name and the parameter name. The other fields are listed below.
  • Page 13: Dsp Parameter Controller Page

    ISLA Instruments S2400 DSP Card User Manual DSP Parameter Controller Page The Parameter Controller is the third page on the DSP screen. Get to the page by pressing Bank+0, 0, or F3 from the DSP Mixer page. The Parameter Controller page uses the faders and knobs to change DSP plugin parameter values.
  • Page 14: Live Fx

    Each pedal’s output is plugged into the next pedal’s input. Each pedal can affect the signal or be bypassed and pass the signal on to the next pedal. The diagram below shows that each of the eight pads on the S2400 is an effect slot which can contain any one of the (currently) 20 algorithms.
  • Page 15: Live Fx Algorithm Reference

    ISLA Instruments S2400 DSP Card User Manual Live FX Algorithm Reference Effect Type Fader Top Knob Bottom Knob A Button B Button Removes high frequencies, allowing low frequencies to pass. Low-Pass Filter Cutoff Resonance Env. Depth -12/-24 dB Removes low frequencies, allowing high frequencies to pass.
  • Page 16 ISLA Instruments S2400 DSP Card User Manual – 16 –...