BSWA 309

• Class 1 sound level meter
• Comply with IEC 61672-1:2013, ANSI S1.4-1983 and ANSI S1.43-1997
• Real-time 1/1 and 1/3 Octave in accordance with IEC61260-1:2014 and ANSI S1.11-2004
• Linearity range: 22dBA~136dBA
• Single range to cover 123dB/122dB dynamic range
• Frequency weighting: A/B/C/Z. Time weighting: Fast/Slow/Impulse
• 3 profile calculation in parallel with different frequency/time weighting. 14 custom define measurement
• Calculate SPL, LEQ, Max, Min, Peak, SD, SEL, E
• LN statistics and time history curve display
• User define integral period measurement, integral period up to 24h
• High speed ARM core with FPU (Float Point Unit) to achieve wide frequency response, large dynamic range and low noise floor
• 4G MicroSD card (TF card) mass storage
• RS-232 remote control port
• Mini thermal printer for measurement data print
• Internal GPS module (option), support GPS timing

Features:

• Basic noise measurement
• Environmental noise assessment
• Product quality check
• Evaluation of noise reduction engineering
• Introduction:

BSWA 308

• Class 2 sound level meter
• Comply with IEC 61672-1:2013, ANSI S1.4-1983 and ANSI S1.43-1997
• 1/1 Octave in accordance with IEC61260-1:2014 and ANSI S1.11-2004
• Linearity range: 20dBA~134dBA (Class 1), 24dBA~136dBA (Class 2)
• Single range to cover 123dB dynamic range
• Frequency weighting A/B/C/Z. Time weighting Fast/Slow/Impulse
• 3profile calculation in parallel with different frequency/time weighting. 14 custom define measurement
• Calculate SPL, LEQ, Max, Min, Peak, SD, SEL, E
• LN statistics and time-domain curve display
• User define integral period measurement
• High speed ARM with FPU (Float Point Unit) to achieve wide dynamic range and low noise floor
• 4G MicroSD card (TF card) mass storage
• RS-232 remote control port
• Mini thermal printer for measurement data print
• Internal GPS module (option)

Application:

• Basic noise measurement
• Environmental noise assessment
• Product quality check
• Evaluation of noise reduction engineering
• Introduction:

BSWA 801

• SWA 801 is a Low cost Sound and Vibration Analyzer with time domain signal recording option
• It is Class 1 sound & vibration level meter with many analysis capabilities, such as reverberation time, loudness, and FFT.

Hardware Terminal

• Outdoor Noise Monitoring Terminal NMT1000 is a powerful, intelligent noise monitoring terminal, optimized for outdoor use.
• NMT 1000 is a Hyper-Integrated noise monitor system that can be left unattended as part of an environmental noise monitoring system for mobile, permanent and semi-permanent monitoring.

Software

• VA-LAB Outdoor Software Bird 1.0 for terminal NMT-1000 is used to configure, download noise data (1-second Leq or SPL) and check the status of the system.
• It also can set the terminal date and time.
• Bird 1.0 can operate via GPRS and USB

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.).
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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

Microphone Capsules

• Prepolarized Free Field Microphones
• Pressure & Diffuse Field Microphones
• 200V Polarized Capsule Microphones

Outdoor Microphones

• Outdoor microphones are for outdoor uses such as the outdoor acoustic measurement or community and traffic noises monitoring.
• BSWA outdoor microphones are fitted with a windscreen, a rain protection and a bird spike to protect them from wind, rain, snow and other atrocious weather.
• OM241 / OM261 /OM416 /OM231

Microphone Array

• BSWA designs and manufactures microphone arrays for acoustical measurements.
• The number of microphones in the arrays ranges from 16 to 256 according to the customers’ requirements.

Calibrators

• Sound Calibrator CA114/115
• Sound Calibrator CA111

Adaptors

• Nose Cone NC002
• Microphone Fixing Connector FC002
• Dummy Microphone M001
• Microphone Adaptor for Preamplifier-TA042

Cables

• CLS8nn / CLL7nn / CSBnnn / CSSnnn / CUBnnn / CBBnnn / CUUnnn

Windscreens

• Windowscreen-WS002-3
• Windowscreen-WS002-5
• Windowscreen-WS002-9
• Microphone Adaptor for Preamplifier-TA042