Scarlett 18i20 Manual: Comprehensive Guide
This guide details the Scarlett 18i20‚ a professional audio interface for studios and concerts‚ achieving 96kHz at 24-bit resolution.
Welcome! This manual introduces the Scarlett 18i20‚ a professional-grade audio interface designed for musicians‚ producers‚ and audio engineers. As part of the renowned Scarlett series‚ the 18i20 offers exceptional audio quality and versatile connectivity for recording and mixing. This third-generation interface builds upon the legacy of its predecessors‚ delivering enhanced performance and reliability.
The Scarlett 18i20 is engineered for both studio and live applications‚ boasting 18 inputs and 20 outputs. It supports high-resolution audio up to 96kHz at 24-bit‚ ensuring pristine sound reproduction. With its comprehensive feature set‚ including ADAT and S/PDIF digital inputs‚ MIDI I/O‚ and Focusrite’s acclaimed preamps‚ the 18i20 empowers you to create professional-quality recordings with ease.
What’s Included in the Box
Upon opening your Scarlett 18i20 package‚ you should find the following components. Firstly‚ the Scarlett 18i20 audio interface itself‚ a robust unit designed for reliable performance. Included is a comprehensive user manual‚ providing detailed instructions for setup and operation – essential for maximizing your experience. You’ll also receive a USB cable‚ necessary for connecting the interface to your computer for both power and data transfer.
Additionally‚ the box contains a downloadable software bundle‚ featuring Ableton Live Lite and Pro Tools First Focusrite Creative Pack‚ offering powerful digital audio workstation options. Finally‚ a registration card allows you to access exclusive online resources and support. Ensure all items are present and undamaged before proceeding with installation.
System Requirements
To ensure seamless operation of your Scarlett 18i20‚ verify your computer meets the following specifications; For Windows users‚ a computer with Windows 7‚ 8.1‚ or 10 (64-bit edition) is required‚ alongside a USB 2.0 port. Mac users need macOS 10.12 or later‚ also with a USB 2.0 port. A minimum of 2GB of RAM is recommended for optimal performance‚ alongside 2GB of free disk space for software installation.
A stable internet connection is necessary for driver downloads and software activation. While the Scarlett 18i20 is generally compatible with most DAWs‚ checking specific compatibility information with your chosen software is advised. Ensure your system is up-to-date with the latest operating system patches for best results.
Setting Up Your Scarlett 18i20
Proper setup involves installing drivers‚ connecting via USB‚ and providing power to unlock the full potential of your new Scarlett 18i20 interface.
Installing Drivers
Before connecting your Scarlett 18i20‚ ensure you download and install the latest drivers from the official Focusrite website. This is crucial for optimal performance and compatibility with your computer’s operating system. The installation process is generally straightforward‚ involving running the downloaded executable file and following the on-screen instructions.
During installation‚ you may be prompted to authorize the driver software. Accept these prompts to allow the drivers to function correctly. Once installed‚ it’s recommended to restart your computer to ensure all changes are applied. Proper driver installation prevents potential conflicts and guarantees stable operation of your audio interface. Always prioritize using the newest driver version for enhanced features and bug fixes.
Connecting to Your Computer (USB)
To connect your Scarlett 18i20 to your computer‚ use a high-quality USB cable. Ensure the cable is securely plugged into both the interface and an available USB port on your computer. It’s recommended to use a USB 2.0 or higher port for optimal data transfer speeds and stability. Avoid using USB hubs if possible‚ as they can sometimes limit power delivery and affect performance.
Once connected‚ your computer should recognize the Scarlett 18i20 as a new audio device. The operating system may automatically install generic drivers‚ but it’s vital to replace these with the dedicated Focusrite drivers installed previously. Verify the connection within your computer’s sound settings to confirm the Scarlett is selected as the default input and output device.
Connecting Power
The Scarlett 18i20 requires external power to operate reliably. Locate the power input socket on the rear panel of the interface. Connect the provided power adapter firmly into this socket‚ and then plug the adapter into a suitable mains power outlet. Ensure the outlet provides the correct voltage for your region – using an incorrect voltage can damage the unit.
Verify the power adapter is securely connected both to the interface and the power outlet. A power indicator LED on the front panel will illuminate‚ confirming that the unit is receiving power. Do not attempt to operate the Scarlett 18i20 without a properly connected power supply‚ as this could lead to malfunction or damage.
Understanding the Scarlett 18i20 Interface
The Scarlett 18i20 features eight XLR/TRS combo jacks‚ ADAT & S/PDIF digital inputs‚ MIDI ports‚ and comprehensive analog outputs for versatile connectivity.
Front Panel Overview
The front panel of the Scarlett 18i20 is meticulously designed for intuitive operation. Input Channels 1-8 boast versatile XLR/TRS combo jacks‚ accommodating microphones‚ line-level signals‚ and instruments with ease. Dedicated Phantom Power (+48V) Indicators clearly signal when phantom power is active for condenser microphones.
Each channel also includes an Instrument/Line Switch‚ allowing seamless switching between high-impedance instrument signals (like guitars) and balanced line-level sources. These controls provide flexibility for diverse recording scenarios. Careful attention to these front panel features ensures optimal signal handling and a streamlined workflow for musicians and audio engineers alike‚ maximizing the interface’s potential.
Input Channels 1-8: XLR/TRS Combo Jacks
Input Channels 1-8 feature highly versatile XLR/TRS combo jacks‚ providing exceptional connectivity options. These jacks accept both XLR connectors‚ commonly used for microphones‚ and ¼-inch TRS (Tip-Ring-Sleeve) connectors for line-level signals. This dual functionality allows for seamless integration with a wide range of audio sources.
The combo jack design simplifies setup and reduces cable clutter. Users can connect microphones directly‚ or utilize line-level inputs from synthesizers‚ keyboards‚ or other audio interfaces. The Scarlett 18i20’s robust input design ensures clean and reliable signal transmission‚ crucial for professional-quality recordings and performances.
Phantom Power (+48V) Indicators
Each input channel on the Scarlett 18i20 incorporates individually switchable +48V phantom power. This is essential for powering condenser microphones‚ which require external voltage to operate correctly. Conveniently located next to each input‚ dedicated LED indicators clearly display when phantom power is engaged for that specific channel.
These indicators provide immediate visual confirmation‚ preventing accidental misconfiguration and potential damage to dynamic microphones that shouldn’t receive phantom power. Always ensure phantom power is off before connecting or disconnecting microphones to avoid pops and potential speaker damage. Proper use of phantom power ensures optimal performance from your condenser microphones.
Instrument/Line Switch
The Scarlett 18i20 features versatile input channels equipped with an “Inst/Line” switch located on the front panel. This crucial switch allows you to seamlessly connect either instruments – like guitars or basses – directly into the interface‚ or line-level sources such as synthesizers or external preamps.
When using an instrument‚ ensure the switch is set to “Inst” for optimal impedance matching and signal strength. For line-level signals‚ select “Line.” Incorrect settings can result in weak or distorted audio. This flexibility makes the Scarlett 18i20 a central hub for diverse recording setups‚ accommodating a wide range of audio sources.
Rear Panel Overview
The Scarlett 18i20’s rear panel provides comprehensive connectivity for expanding your studio setup. You’ll find a series of balanced TRS analog outputs for connecting to studio monitors or external mixing consoles. Digital connectivity is supported via ADAT and S/PDIF inputs‚ enabling synchronization with other digital audio devices and expanding channel count.
Traditional MIDI In/Out ports are also present‚ facilitating communication with MIDI controllers and synthesizers. These ports allow for seamless integration of hardware instruments into your digital workflow. The rear panel is designed for robust and reliable connections‚ ensuring a stable and professional recording environment.
Analog Outputs (TRS)
The Scarlett 18i20 features eight balanced TRS analog outputs‚ designed for connecting to a variety of professional audio equipment. These outputs deliver a clean and robust signal‚ ideal for connecting to studio monitors‚ external mixing consoles‚ or analog processors. Utilizing TRS (Tip-Ring-Sleeve) connectors minimizes noise and interference‚ ensuring high-fidelity audio reproduction.
These outputs can be configured within the Focusrite Control software to route different audio signals‚ providing flexible monitoring and mixing options. Proper cable selection and balanced connections are crucial for optimal performance and to avoid unwanted hum or noise in your audio chain.
Digital Inputs (ADAT & S/PDIF)
The Scarlett 18i20 expands its connectivity with both ADAT and S/PDIF digital inputs‚ significantly increasing its channel count. The ADAT input supports up to 64 audio channels at 44.1kHz or 48kHz‚ allowing connection to other digital audio workstations or preamps. S/PDIF offers a standard digital audio connection‚ ideal for connecting digital sources like CD players or other digital interfaces.
Configuration of these inputs is managed through the Focusrite Control software‚ enabling precise clock source selection and channel mapping. Proper synchronization is vital for stable operation‚ ensuring seamless integration with external digital devices and preventing audio glitches.
MIDI In/Out Ports
The Scarlett 18i20 features dedicated MIDI In and Out ports‚ facilitating seamless communication with MIDI controllers‚ synthesizers‚ and other MIDI-enabled devices. These ports allow for traditional MIDI data transmission‚ enabling control over virtual instruments within your DAW and synchronization with external hardware.
No driver installation is typically required for the MIDI functionality; it operates natively through your computer’s operating system. This provides a straightforward setup for integrating MIDI gear into your recording and production workflow. The MIDI ports expand the interface’s versatility‚ making it a central hub for both audio and MIDI signals.
Using the Input Channels
Input channels offer gain staging‚ PAD switches‚ and solo/monitor controls for optimal signal levels and flexible monitoring during recording and mixing sessions.
Gain Staging
Gain staging is crucial for achieving optimal audio quality with your Scarlett 18i20. It involves setting appropriate input levels to maximize the signal-to-noise ratio without clipping. Begin by setting the Gain control on each input channel while the loudest signal is present.
Observe the level meters in Focusrite Control software; aim for peaks around -6dBFS to leave headroom. Utilize the PAD switches when working with high-output sources to prevent distortion. Proper gain staging ensures a clean‚ dynamic recording‚ minimizing unwanted noise and maximizing clarity. Experiment to find the sweet spot for each source‚ balancing signal strength and headroom for professional results. Remember‚ a strong‚ clean input signal is the foundation of a great mix.
PAD Switches
PAD switches on the Scarlett 18i20 provide attenuation for input signals‚ preventing clipping when recording loud sources. Each of the eight input channels features an individual PAD switch‚ offering a -10dB reduction in gain. Engage the PAD when connecting instruments or microphones with high output levels‚ such as active basses or ribbon microphones.
The PAD switches are essential for maintaining a clean signal path and avoiding distortion. When activated‚ they reduce the signal strength before it reaches the preamp stage. Monitoring levels in Focusrite Control software is vital to confirm proper attenuation. Remember to disengage the PAD when using lower-output sources to maximize signal strength and minimize noise.
Solo and Monitor Controls
Solo controls on the Scarlett 18i20 allow you to isolate individual input channels for focused monitoring. Engaging the Solo button mutes all other channels‚ letting you critically assess a specific source. Combined with the monitor controls‚ these features provide flexible monitoring options.
Monitor controls adjust the output level sent to your studio monitors. Use these to set a comfortable listening volume. The Solo function overrides the monitor level for the selected channel. Proper gain staging‚ alongside careful use of Solo and Monitor controls‚ ensures optimal signal clarity and prevents unwanted noise. These controls are key for detailed mixing and editing within your DAW.
Monitoring and Outputs
The Scarlett 18i20 features headphone and main monitor outputs‚ alongside a direct monitor function for latency-free tracking and critical listening.
Headphone Outputs
The Scarlett 18i20 provides two independent headphone outputs‚ conveniently located on both the front and rear panels. These outputs allow for flexible monitoring options‚ catering to both the engineer and the artist during recording sessions. Each headphone output features a dedicated level control‚ enabling precise adjustment of the monitoring volume for individual listeners.
This independent control is crucial for maintaining comfortable listening levels and ensuring clear communication during collaborative projects. The front panel headphone output is easily accessible for quick adjustments‚ while the rear panel output offers a more permanent monitoring solution; Both outputs deliver a high-quality audio signal‚ ensuring accurate representation of the recorded material. Utilizing quality headphones is recommended to fully experience the sonic clarity of the Scarlett 18i20.
Main Monitor Outputs
The Scarlett 18i20 features eight balanced TRS outputs on the rear panel‚ serving as the main monitor outputs. These outputs deliver a professional-grade audio signal to studio monitors‚ enabling accurate and detailed sound reproduction for mixing and mastering purposes. The balanced TRS connections minimize noise and interference‚ ensuring a clean and pristine audio signal reaches your monitoring system.
Proper gain staging is essential when connecting monitors to the Scarlett 18i20. Start with the monitor level controls at minimum and gradually increase the output level from the interface until the desired listening volume is achieved. Careful attention to levels will prevent clipping and distortion‚ resulting in a more accurate and enjoyable listening experience. These outputs are the primary means of evaluating your mixes.
Direct Monitor Function
The Scarlett 18i20 incorporates a Direct Monitor function‚ crucial for latency-free monitoring during recording. This feature allows you to hear your input signal directly‚ bypassing the computer and DAW entirely. This eliminates any potential delay caused by processing‚ providing an immediate and accurate representation of your performance.
To engage Direct Monitor‚ use the monitor mix controls located on the front panel for each input channel. Adjusting these controls blends the direct signal with the signal returning from your DAW. This allows for a customized monitoring experience‚ tailoring the balance between the live input and the processed audio. It’s ideal for vocalists and instrumentalists needing real-time feedback.
Digital Connectivity
The Scarlett 18i20 offers versatile digital connectivity via ADAT and S/PDIF inputs‚ expanding its capabilities for larger‚ multi-channel recording setups.
ADAT Input Configuration
The Scarlett 18i20’s ADAT input allows for significant expansion of your input channels. It supports ADAT optical input‚ enabling connection to external preamps or other digital audio devices. Configuration is crucial for proper synchronization and operation. Within the Focusrite Control software‚ you can select the ADAT input source and sample rate.
Ensure the ADAT source device is set to transmit at the same sample rate as the Scarlett 18i20 to avoid audio glitches or dropouts. ADAT can operate at various sample rates‚ including 44.1kHz‚ 48kHz‚ 88.2kHz‚ and 96kHz. Proper clock source selection (internal or external) is also vital for stable operation. The number of channels available via ADAT depends on the chosen sample rate; higher rates yield fewer channels.
S/PDIF Input Configuration
The Scarlett 18i20 features an S/PDIF input for connecting digital audio sources‚ offering a high-quality digital connection. Configuration within the Focusrite Control software is essential for optimal performance. You’ll need to select the S/PDIF input as the audio source and match the sample rate between the Scarlett 18i20 and the connected device.
Common sample rates include 44.1kHz‚ 48kHz‚ 88.2kHz‚ and 96kHz. Incorrect sample rate settings can lead to distorted audio or a complete lack of signal. Like ADAT‚ proper clock source selection – internal or external – is critical for synchronization. Ensure the S/PDIF source is transmitting on the correct channel setting (optical or coaxial‚ if applicable) for seamless integration with your setup.
Software Integration
The Scarlett 18i20 seamlessly integrates with DAWs using Focusrite Control software‚ providing comprehensive control over routing‚ mixing‚ and monitoring settings.
Focusrite Control Software
Focusrite Control is a powerful software application designed to operate your Scarlett 18i20. It functions as a virtual mixer‚ giving you complete control over routing‚ levels‚ and effects. This software allows for detailed monitoring setups‚ including cue mixes for individual performers.
You can manage input settings‚ such as gain staging and phantom power‚ directly from the software interface. It also provides a clear visual representation of input and output levels. Focusrite Control enables you to create and save custom mixer configurations for different recording scenarios.
Furthermore‚ the software facilitates firmware updates for your Scarlett 18i20‚ ensuring optimal performance and compatibility. It’s essential for unlocking the full potential of your audio interface.
Compatibility with DAWs
The Scarlett 18i20 is designed for seamless integration with a wide range of Digital Audio Workstations (DAWs). It operates as a Core Audio (macOS) and ASIO (Windows) compliant device‚ ensuring low-latency performance and stable operation. Popular DAWs like Pro Tools‚ Logic Pro X‚ Ableton Live‚ and Cubase are fully supported.
Focusrite provides dedicated DAW control templates and resources to streamline your workflow. These resources often include pre-configured settings and mappings for common DAW functions. The interface’s robust driver support minimizes compatibility issues and maximizes stability during lengthy recording sessions.
Users can expect a reliable and efficient recording experience across various DAW platforms‚ making the Scarlett 18i20 a versatile choice for music production.
Troubleshooting
Resolve common issues like no sound‚ driver conflicts‚ or connectivity problems with this section’s guidance‚ ensuring optimal performance of your Scarlett 18i20.
No Sound Issues
Experiencing silence? First‚ verify the main and headphone volume controls are appropriately adjusted. Confirm your Scarlett 18i20 is selected as the active audio device within your computer’s sound settings and your Digital Audio Workstation (DAW).
Check all cable connections – ensure they are securely plugged into both the interface and your computer or monitoring equipment. Inspect input channel gain staging; insufficient gain will result in a weak or absent signal.
Confirm that input channels aren’t muted‚ and the Solo/Monitor controls are configured correctly. If using digital inputs (ADAT or S/PDIF)‚ verify proper clock source selection within the Focusrite Control software. Finally‚ restart your computer and the interface to refresh the connection;
Driver Conflicts
Encountering driver issues? Conflicts can arise from previously installed audio drivers. Completely uninstall any existing audio software and drivers before installing the Scarlett 18i20 drivers. Utilize a driver uninstaller utility for thorough removal.
Download the latest compatible drivers directly from the official Focusrite website‚ ensuring they match your operating system (Windows or macOS). During installation‚ temporarily disable antivirus software‚ as it can sometimes interfere with the process.
After installation‚ restart your computer. If conflicts persist‚ try a clean boot to isolate the issue. Consult the Focusrite support website for specific troubleshooting steps related to known driver conflicts.
Connectivity Problems
Experiencing connection difficulties? First‚ verify the USB cable is securely connected to both the Scarlett 18i20 and your computer. Try a different USB port‚ preferably a USB 2.0 port directly on your motherboard‚ avoiding USB hubs. Ensure the interface receives adequate power; use the provided power adapter.
If using ADAT or S/PDIF‚ confirm proper cable connections and clock source settings. Check your computer’s audio settings to ensure the Scarlett 18i20 is selected as the default input and output device.
Restart both your computer and the interface. If issues remain‚ consult the Focusrite support resources for detailed troubleshooting guides.
