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Pistonphone 4228

Pistonphone - 4228 - Hottinger Brüel & Kjaer
Pistonphone - 4228 - Hottinger Brüel & Kjaer
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Description

Overview
The HBK Pistonphone Type 4228 is a high-precision acoustic calibrator designed to provide a stable, repeatable sound pressure reference for calibration and verification of sound level meters and microphones. It is suitable for both field service and laboratory checks where a portable, reliable reference source is required.

Key features
  • High-precision pistonphone acoustic calibrator
  • Stable and repeatable sound pressure reference
  • Portable design for in-field and on-site calibration
  • Direct compatibility with sound level meters and laboratory microphones


Applications
  • Calibration and verification of sound level meters
  • Calibration of laboratory and reference microphones
  • On-site checks of acoustic measurement chains and field service calibration


Technical specifications
  • Commercial designation: Pistonphone Type 4228
  • Product type: Pistonphone (acoustic calibrator)
  • Intended use: Accurate calibration of sound level meters and microphones; field and laboratory verification
  • Brand: HBK
  • Model / reference: Type 4228
  • EAN: —
  • Price: —

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.