Sound Sources And Amplifiers

A sound source that fulfills the standards for building acoustic measurements is required for professional use. Brüel & Kjær offers a complete range of sound sources for room and building acoustics, including our Tapping Machine, and 12-speaker omnidirectional OmniPower™ Sound Source. The sound sources are ideal with our range of Power Amplifiers and provide a flexible setup for any acoustic task with features such as wireless signal transmission for unhindered measurement range and flexibility.

  • OmniPower Sound Source

    Type 4292-L

    OmniPower Sound Source

    OmniPower Sound Source Type 4292-L is a a dodecahedral, high-power, omnidirectional loudspeaker designed to measure sound insulation and perform room acoustics measurements.

  • Type 4250 vvs front view

    Type 4250

    광대역 볼륨 속도 소스

    특별한 것을 통합한 볼륨 속도 소스를 사용할 준비가 되었습니다. <br>실시간으로 볼륨 속도를 현장에서 정밀하게 측정하기 위한 두 개의 마이크로폰 설계. 타이어 또는 엔진 부품에 가까운 밀 된 상태 또는 반사면에서 어느 정도 떨어진 개방 조건에서 다양한 음향 환경에 적합합니다.

  • Smart power amplifier Type 2755

    Type 2755

    Smart Power Amplifier

    A powerful, compact, and lightweight power amplifier with an integrated signal generator and wireless remote-control capabilities. HBK 2755 is ideally suited for room and building acoustics measurements, as well as source path contribution (SPC) measurements driving HBK’s sound sources

  • measurement Amplifier Type 2735

    Type 2735

    Measurement Power Amplifier

    A compact, highperformance, 2 × 35 W power amplifier designed for electroacoustic and general-purpose applications.

  • Tapping Machine Type 3207

    Type 3207

    Tapping Machine / Impact Sound Source

    Tapping Machine Type 3207 is an impact sound generator for measuring impact sound levels. The generator uses five hammers each weighing 500 g and operating at 2 Hz dropping from a height of 40 mm, giving an operating frequency of 10 Hz. 

  • Echo Speech Source Type 4720

    Type 4720

    Echo Speech Source

    Echo Speech Source quickly and easily performs speech intelligibility measurements in accordance with IEC 60268-16. 

  • Reference Sound Source Type 4204

    Type 4204

    Reference Sound Source

    Reference Sound Source is optimized for measuring room and building acoustics. It is also useful in the field of building acoustics to determine the sound absorption and sound insulation of a room.