The V3.20 driver is primarily designed to facilitate via USB for several key Soundcraft product lines:
This driver version is primarily designed to support professional-grade mixing consoles and expansion cards, including: Ui Series: Specifically the , enabling its 32x32 bi-directional audio bus. Si Series: Used in conjunction with Si Option Cards (like the MADI/USB Combo Card) for consoles such as the Si Expression Signature Series: Supports the multitrack (MTK) models, including the Signature 12 MTK Signature 22 MTK Key Features and Functionality Multichannel Recording:
| Issue | Possible Solutions | | :--- | :--- | | | 1. Ensure you've followed the preparatory steps, especially disabling driver signature enforcement. 2. Try a clean reinstallation: uninstall the driver via Windows Control Panel, disconnect the mixer, restart your PC, then reinstall the driver from scratch. Run the installer as administrator. 3. Check for conflicts with other low-latency audio drivers or software (e.g., some users have resolved issues by deleting conflicting ASIO drivers from other manufacturers). | | Audio pops, clicks, crackles, or glitches | 1. Increase your buffer size in the Soundcraft USB Control Panel. This is the most common fix for audio dropouts. 2. Try changing the "Streaming Mode" setting. 3. Ensure your mixer is connected to a dedicated USB port on your computer, preferably a USB 2.0 port if available, and use a high-quality USB cable. 4. Lower the sample rate to 44100 Hz, as the driver officially supports up to 48kHz. | | High latency or noticeable delay | 1. Lower your buffer size . Start at 64 or 128 samples and increase it incrementally until the audio is glitch-free but still responsive. 2. Ensure the Streaming Mode is set to 'Low Latency' in the control panel. | | Mixer not working well with Windows 11 | This is a known challenge as the driver was developed before Windows 11. While some users report no issues, others experience problems. 1. Try installing the driver in Windows 8 or Windows 7 compatibility mode (right-click the installer > Properties > Compatibility tab). 2. Search community forums like Gearspace or Reddit for specific, up-to-date user solutions for your mixer model. | | Control Panel doesn't show all expected channels | In the Soundcraft Control Panel, ensure the correct sample rate and "Streaming Mode" are selected. Additionally, check your DAW's I/O settings to ensure all inputs and outputs are enabled and visible. |
Some users have reported recognition issues on Windows 11. Ensure you are using the v3.20 driver specifically, and try different USB ports (preferably USB 2.0 or dedicated high-speed ports) if the "Soundcraft USB Audio Control Panel" does not immediately recognize the mixer. MADI/USB Patching: soundcraft multichannel usb audio driver v3.20
On the next screen, press or F7 to Disable driver signature enforcement .
For audio professionals, the connection between a mixer and a computer is often the most critical—and most fragile—link in the signal chain. When that link involves a Soundcraft console, few software components have generated as much discussion, troubleshooting, and respect as the .
Whether routing up to 32 separate channels into a digital audio workstation (DAW) like ProTools, Reaper, or Ableton Live, this driver ensures ultra-low latency performance and precise digital clock synchronization. Key Features of Driver Version 3.20 The V3
In Ableton Live, choose the in the Audio Device settings. Then navigate to Input Config and Output Config to activate the specific channels from your mixer. For example, on the Signature 12 MTK, you can activate up to 14 inputs and 12 outputs , which appear as dedicated mono channels.
Soundcraft v3.20 is available only via the official Harman Professional Solutions support portal.
The Soundcraft Multichannel USB Audio Driver V3.20 is suitable for a variety of professional audio applications, including: including: : Once the computer restarts
: Once the computer restarts, run the Soundcraft Multichannel USB Audio Driver V3.20 setup file .
Run the downloaded setup application ( Multi-channelUSBAudio_DriverSetup_v3.20.0.exe ). Follow the on-screen installation prompts.
User testimony from a live sound engineer: “I tried v4.0 last week and got crackles. Rolled back to v3.20, and my Signature 22 MTK has been rock solid for two years.”