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With the growing demand for audio test solutions in research and development, production and quality control CN Rood, will continue and expand the presence of Audio Precision in the Benelux.

Audio Precision is the recognized standard in audio test. For over thirty years, AP has offered high-performance audio analyzers, accessories and applications to help engineers worldwide design, validate, characterize and manufacture consumer, professional and industrial audio products.

Since October 1st, 2017 CN Rood is the Benelux distributor of Audio Precision

APx Series Audio Analyzers and APx500 Audio Measurement Software

The APx Series of audio analyzers represents the state of the art in audio test, with models and options to suit every need from R&D to high-speed production test. Industry-leading analog performance, flexible software with a multi-mode UI, and a wide range of digital I/O and software options make APx the most powerful and versatile series of instruments we’ve ever produced.

Maximum Versatility in I/O
Each APx Series analyzer (except APx511) has two balanced and two unbalanced analog inputs and outputs plus 216k digital inputs and outputs via AES/EBU, TOSLINK and SPDIF. Additionally, I/O may be expanded for the APx555, APx52x Series and APx58x Series analyzers with optional Digital Serial, HDMI with ARC, PDM and Bluetooth modules.

APx500 Series - By Audio Precision

•   Industry-best analog performance
•   Residual THD+N: -120 dB (typical)
•   Over 1 MHz bw@24 bits on two channels
•   Signal gener. up to 204 kHz and 26 Vrms
•   1.2 M point FFTs
•   Use Sequence Mode or new Bench Mode
    for ultimate flexibility and control
•   Support for the complete range of APx
    digital I/O options, including 32-bit digital
    serial I/O at up to 432 kHz sample rate
•   AES/SPDIF advanced digital I/O
•   Support for jitter capable digital interface
•   Advanced Master Clock for Reference,
    Sync and Trigger
•   Dual analog notch filters

APx555 Series Datasheet
APx Series Overview

Bluetooth DUO option

Bluetooth DUO

The Audio Precision Bluetooth Duo option is a completely revised, upgraded Bluetooth® hardware module, with dedicated source and sink radios, new Bluetooth chips and the latest firmware, higher RF power, and improved RF shielding.

Supported by Audio Precision’s APx500 measurement software, Bluetooth Duo offers a range of new audio codecs, new operational features in the supported profiles, and faster connection times. As an APx module, Bluetooth Duo is part of an all-in-one solution, integrated into the analyzer and leveraging the power and flexibility of the APx system.

Bluetooth Duo can share the analog, digital, chip level I2S and TDM protocols, PDM, or HDMI input/output capabilities installed in the analyzer.

•   Bluetooth core v. 4.2
•   A2DP Source/Sink v. 1.3
•   AVRCP Target/Controller v. 1.4
•   HFP Hands Free/Audio Gateway v. 1.7
•   HSP Headset/Audio Gateway v. 1.2

•   Qualcomm aptX
•   Qualcomm aptX Low Latency
•   Qualcomm aptX HD

•   Automotive
•   Smart phones
•   Headphone/headset
•   Speakers

•   Fast connection time
•   Expanded audio codec support
•   Filtered discovery scanning
•   Field-upgradeable firmware

Bluetooth DUO Datasheet

AECM206 Headphone Test Fixture

The AECM206 Headphone Test Fixture is a dense, robust fixture mounted on a resilient base to isolate ambient noise, which can adversely affect measurement integrity. Equally capable in both R&D and production test applications, it is well-suited for testing circum-aural, supra-aural and intra-concha headphones and earbuds.

•   R&D and production test
•   Circum-aural, supra-aural and
    intra-concha headphone and insert
    earphone (earbud) test
•   Noise-canceling performance test of
    ANC headphones
•   Isolation test of hearing-protection
    ear muffs

AECM206 Headphone Test Fixture - By Audio Precision
AECM206 Test Fixture Datasheet

Need more information on our audio test- & measurement solutions? Please don't hesitate to contact our specialist team.

Paul Mooijman
The Netherlands

Paul Mooijman


Sven De Coster
Belgium & Luxembourg

Sven De Coster
cell phone 00.32.475.64.18.35

C.N.Rood Group
C.N.Rood Group - 80 years


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