Sound Sources
OS003 Omni Sound Source
- OS003 is the latest development of omnidirectional sound source of BSWA.
- The sound source has 12 rubidium magnet loudspeakers assemble on a 280mm diameter sphere evenly.
- Application: Building acoustic measurement according to ISO 140, ISO 3382 and GB/T 19889
Tapping Machine
- TM003 Tapping Machine is a rugged, self-contained sound source for making footfall noise measurements to the latest international standards (ISO140, EN 20140, ASTM E492, GB J75-84, etc.).
Mid-frequency Volume Source
- 200Hz~10000Hz frequency response range
- 95W continuous output power (Pink noise)
- Sound power level 97dB (1 meter away from the nozzle, pink noise)
- Built-in reference microphone feedback the volume acceleration output
Low Frequency Volume Source
- Frequency response: 50Hz~800Hz
- 200W continuous sound power output
- Up to 98dB sound pressure level (1 meter away)
- Internal reference microphone (can be calibrate)
- Light weight, made of aluminum alloy and ABS SPEAKON audio connector
Palmer Acoustics
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