measurement solutions for all things audio

Filters & switchers


Audio Precision offers several switchers and filters to make audio test and measurement easier.

  • AUX-0025 Switching Amplifier Measurement Filter
    For testing Class D amplifiers: Preconditions the signal before presentation to the analyzer

  • DCX-127 Multifunction Module
    Provides a toolkit of non-audio functions and interface capabilities that are often required in typical audio test applications

  • PSIA-2722 Programmable Serial Interface Adapter
    Facilitates connection of chip-level devices, such as A/D converters, D/A converters and sample-rate converters for 2700 Series and Cascade Plus dual-domain audio analyzers

  • Option Filters
    A wide variety of Option Filters, including low-pass and high-pass filters, bandpass filters, weighting and other noise measurement filters, sharp cutoff filters, de-emphasis filters and receiver testing filters.

  • Pre-Analyzer & AES17 Filters
    Audio Precision offers several pre-analyzer filters for special measurement purposes.

  • Momentum Filter Design Package
    Complete design package from Momentum Data Systems, Inc., allowing the user to create custom DSP filters for downloading to Audio Precision System Two Cascade hardware.