Loudspeaker Processing Interchange Format (LPIF)
LPIF is a vendor independent method for documenting and transferring loudspeaker processing data; from IIR or FIR information only to complete loudspeaker presets. LPIF is suitable for both file and network transfer. For more details, download the LPIF specification.
FIR Designer M, FIR Designer and FIR Creator EX all support LPIF (JSON) file export. Products & brands that load LPIF (JSON) are noted below.
FIR Capable Products
Products that allow users to load FIR filters for loudspeaker tuning & system tuning
Pro Audio Products & OEM DSPs:
 |
Software: Lake Controller
Requires the Lake FIR 3-way V2 module + FIR Designer Lake Controller plugin Export File Format: use Direct-To-Processor* functionality |
Lake Controller Loading Instructions (via DTP) |
 |
Software: Powersoft Armonia
Amplifiers: X, Ottocanali, Quatrrocanali, DueCanali Export File Format: “Text file (Powersoft Armonia)” OR use Direct-To-Processor* functionality |
Armonia loading Instructions (via DTP or text file) |
 |
Software: Intelli-Ware
Processors: Apex Intelli series Export File Format: “Text file (Column, decimal)” |
Intelli-Ware loading instructions |
 |
Software: Protea
Devices: Protea series DSP processors Export File Format: CSV or FIR |
FIR Filter file format notes on Ashly website |
 |
Processors/Software: Tesira
Export File Format: “CSV file (row, decimal)” |
Biamp Tesira loading instructions |
|
Software: HiQnet Audio Architect
Devices: Soundweb London, Crown Amplifiers Export file format: “CSV file (column, decimal)” |
Crown I-Tech HD loading instructions |
 |
Software: DFM NetControl
Export File Formats:
LPIF: FIR only |
DFM NetControl loading instructions |
 |
Software: Audio Weaver Designer
Use on any brand processor with an active AWE Core license Export File Format: “CSV file (column, decimal)” |
|
|
Software: IRIS-Net
Export File Format: “GFK file (EV, Dynacord)” |
IRIS-Net loading instructions and product FIR filter length list |
 |
Software: System Engineer
Export File Format: “SFI file (Linea Research)” |
System Engineer Loading Instructions |
 |
OpenDRC series, miniSHARK kit, 2×4 HD, PWR-ICE 125 & PWR-ICE 250
Export file Format: “BIN file, 32 bit float” |
Load using the MiniDSP plugin specific to each product |
 |
Software: QSC Q-Sys Designer
Export file formats (for FIR filters): CSV or WAV |
Load CSV, WAV files into the FIR Custom Filter block in Q-Sys Designer.
Use the IIR Custom Filter block in QSC Q-Sys to load IIR filter coefficients generated and saved from FIR Designer’s IIR tab. |
 |
Software: Halogen
Processor: RANE Hal3S Export File Formats: CSV or TXT |
|
 |
Software: Composer
Export File Format: “CSV file (column, decimal)” |
|
 |
Software: Library Manager
Export file format: “CSV file (column, decimal)” |
Loading Instructions for 4-series processors
Contact XTA for FIR loading instructions for other XTA amplifiers & processors |
|
Software: Xilica Designer
Export File Formats: “CSV file (column, decimal)” or “CSV file (row, decimal)” |
*Direct-To-Processor functionality is available in FIR Designer M, FIR Designer & FIR Creator EX
Media Managers, Players and Plugins:
 |
Export File Format: “WAV file”
A single-channel FIR filter file can be used across all output channels. (It is not necessary to create a multi-channel WAV filter file.) |
Media Center Download |
 |
Export File Format: “WAV file” | Accessing the DSP Engine |
 |
Export File Format: “WAV file” | HQPlayer Consumer
Load WAV filter files in the Matrix menu under Convolution Setup |
Know another product that allows users to load FIR filters? Please tell us.