Description
Brüel&Kjaer 3547
Precision sound intensity measurement for acoustic analysis and noise source identification
| Brand | Brüel&Kjaer |
| Model | 3547 |
| Voltage | Not specified |
| Country of Origin | Denmark |
| Weight | 0.5 kg |
| Dimensions | 200 x 50 x 50 mm |
| Warranty | 6 months |
| Certifications | CE, RoHS |
| SKU / MPN | 3547 |
| What’s in the box | Sound Intensity Probe, calibration certificate, carrying case, user manual |
| Type | Sound Intensity Probe |
| Frequency Range | 20 Hz to 10 kHz |
| Dynamic Range | > 100 dB |
| Microphone Spacing | 6 mm, 12 mm, 50 mm |
| Connector Type | 7-pin LEMO |
| Operating Temperature | -10°C to +50°C |
Key benefits: High accuracy, wide frequency range, robust construction, easy integration with Brüel&Kjaer analyzers
Typical applications: Sound power determination, noise source localization, acoustic testing, product development
Lifecycle: Active product, long-term availability
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitive pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
Run Business
Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.






Michael T. –
Excellent build quality on the terminal blocks. Makes panel wiring neat and fast.