Sample Trigger Player Guide

A tool for loading, marking, and triggering audio samples in real-time.

Getting Started

• Click "Load Sample" to import a local audio file
• Click "Browse Samples" to load remote samples
• Press "Play" to start playback
• Use the "Mark" button or spacebar to set trigger points
• Click trigger pads or use the number keys 1-4 to play from marked points
• Use the START pad or press 0 to retrigger from the beginning

Keyboard Shortcuts

• Space Mark current position
• 0 Retrigger from beginning (START pad)
• 1 - 4 Trigger respective sample points
• Q W E R A S D F Trigger Dub Effects

Visual Indicators

• Orange playhead shows current position
• Red markers show trigger points on the waveform
• Green shaded area shows played portion
• Red lit pads indicate marked positions with timestamps
• VU Meters display real-time stereo audio levels (L/R channels)
• Countdown timer shows remaining playback time

Selection Tool

• Hover over the waveform to see the selection hint
• Click and drag on the waveform to select a region
• Drag the left/right handles to adjust selection boundaries
• Click "Play Selection" button to play only the selected portion
• Click "Loop" button to continuously loop the selected region
• Loop button glows green when active
• Use "Clear" button to remove the selection
• Make a new selection by clicking and dragging again

Working with Triggers

• Each pad can store one trigger point
• Markers are set automatically to next available pad
• Time stamps show exact trigger positions
• Click any marked pad to start from that position
• Drag red lines to fine-tune trigger positions

Trigger Point Storage

• Trigger points are automatically saved in your browser
• Points persist across browser sessions and internet connections
• Each sample's trigger points are saved separately
• Storage is specific to the browser you're using

Effects and Controls

Each effect pad in the Dub Effects panel can add unique audio effects to your sample playback. To use an effect:

• Click or press down on a pad to activate the effect
• Release the pad to deactivate the effect
• Each effect has visual feedback to indicate activation

Pitch / Speed Control

Use the PITCH tab in the effects bank to control playback speed:

• Speed Fader: Drag left for slower (0.5×) or right for faster (2.0×)
• Fader is centered at 1.0× (normal speed)
• Speed changes affect both pitch and tempo together (like vinyl)
• Adjust speed in real-time while audio is playing
• Click Reset to return to normal speed instantly
• Trigger points work correctly at any speed setting

Master Volume

Use the MASTER tab to control the output volume:

• Volume Fader: Drag to adjust output level from 0% to 100%
• Green glow indicates current volume level
• Adjust volume in real-time while audio is playing
• Click Reset to return to full volume instantly
• Volume changes are smooth with no clicks or pops

Available Effects

• Echo 1, Echo 2, Echo 3: Three variations of delay effects, each with increasing delay time and depth, creating layered echo effects.
• Space: A reverb effect that adds a spacious, ambient sound to the audio.
• Tubby: A special delay effect with frequency sweeps and resonance, creating a classic dub sound.
• Drop: Emulates tape dropout, introducing a slightly distorted, vintage sound.
• Spring: A resonant reverb effect with a bouncy, spring-like quality.
• Ghost: Adds a subtle pitch modulation to create a haunting echo effect.

Experiment with different effects and combinations to add depth and style to your playback experience!

Best Practices

• Set trigger points during first playback for consistent timing
• Use the waveform display to identify key sample sections
• Clear all triggers if you want to start fresh
• Check trigger point timing before live performance