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4ms Sampler - User Manual

4ms Sampler
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Sampler
4ms Company
User Manual 1.0 – June 13, 2023
for firmware v1.0
The Sampler is a high fidelity, two-channel stereo audio recorder and playback module. The Sampler can record
and play back high quality stereo WAV files. A maximum of 600 samples can be loaded at one time from the
removable microSD card, in a variety of formats up to 96kHz/32-bit/stereo WAV. All sample parameters (pitch,
sample file selection, length, bank, and start position) are CV controllable, and trigger jacks for play/record, and
reverse allow for synchronization.
Stereo playback channels can play any of 600 samples"
Recording creates stereo WAV files directly onto microSD Card for immediate use"
Extremely low noise, high fidelity design"
Plays a variety of WAV files up to 32-bit/96kHz"
Records at 24-bit or 16-bit/48kHz (future firmware will support up to 96kHz)"
Intelligent file system makes loading large sample libraries easy by organizing banks into folders"
CV and controls for 1V/oct tracking, Start Position, Length, Sample selection, Bank, Reverse and
Play/Record"
Includes microSD card with Sample Pack and SD Card adaptor"
1 10
2 9
3 8
4 7
5 6
All
Play
Sample
Pitch
Pitch
Right Bank
Out Right End Out Reverse
Sample
LengthStart Pos.
Out Left
LengthStart Pos.
ReverseBank
Play/Rec
Left
RECORD
SAMPLER
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Summary

Setting up your Sampler

Overview and Playback Channel

Introduces the Sampler's features and details its playback channel controls.

Recording and File Management

Recording Channel and File Organization

Covers the recording process and how to organize audio files for the Sampler.

Electrical and Mechanical Specifications

Lists the physical dimensions, power requirements, and electrical characteristics of the module.

Tutorial 1: Basic Playback

Looping and Pitch Control

Demonstrates how to loop samples and adjust pitch using controls and CV.

Reverse Playback Functionality

Explains how to use the Reverse button/jack for forward/backward playback.

Tutorial 2: Navigating Banks

Bank Navigation and Organization

Covers moving between banks, their organization by color, and quick selection methods.

Tutorial 3: Recording Samples

Recording Setup and Modes

Details entering recording mode, channel volume, and stereo/mono output settings.

Sample Recording and Saving

Explains starting/stopping recording, sample location, and saving assignments to the card.

Tutorial 4: Loading Files onto the microSD Card

Creating Banks and Folder Organization

Guides on creating banks by copying WAV files into folders and organizing them.

Folder Naming and File Loading

Discusses using color names for folders and automatic file loading behavior.

Sample List and System Files

Explains the generated HTML sample list and the _STS.system configuration files.

Example Patches and Techniques

Sequencing and Clocking Samples

Patching examples for sequencing samples and using the Sampler as a clock source.

Granular Scrubbing Technique

Detailed guide on using granular synthesis techniques for sample manipulation.

Advanced Features and Configuration

CV Calibration Procedures

Guides for calibrating Pitch CV and other CV jack offsets for accurate tuning.

Startup Bank and Fade Time

Configuring the startup bank and adjusting fade time for looping.

System Settings File Explained

In-depth look at the settings.txt file for customizing module behavior.

Trigger Delay and Color Calibration

Variable Trigger Delay Setup

How to configure the trigger delay for improved synchronization and CV settling.

Color Adjustment Mode

Process for fine-tuning and saving module button colors for visual consistency.

Firmware Updates and File Management

Updating Firmware via Audio Bootloader

Step-by-step guide to updating the Sampler's firmware using an audio signal.

Rebuilding the Index File

How to rebuild or clear the sample index file for factory reset or file organization.

microSD Card Specifications

Recommended SD Card Types

Details on suitable microSD card types, focusing on UHS Speed Class 3.

File Formats and Naming

Specifications for WAV file formats, naming conventions, and folder limitations.

4ms Sampler Specifications

General IconGeneral
Brand4ms
ModelSampler
CategoryRecording Equipment
LanguageEnglish