Pressure Generator Spektra SQ-03

Application

Very low frequency calibration of pressure transducers and pressure measuring devices

• True pressure chamber calibration with an acoustic calibrator
• Calibration of pressure transducers
• Calibration of all established measuring microphones (capacitor and electrets microphones, ...)

Range of use

• Calibration laboratories 
• Departments of measuring instrument verification in research and industry, for example in the fields of automotive, aviation and space industry, military research, medical and environmental engineering,…
• Quality assurance in manufacturing of pressure transducer and measuring microphones. 

Features

• True pressure chamber calibration with an acoustic calibrator 
• Calibration of pressure transducers
• Calibration of all established measuring microphones (capacitor and electrets microphones, ...)
• No special mechanical adaptation necessary
• Complete exposition of the test object to the pressure field
• Supply of an alternating sound pressure level for the calibration of dynamic pressure measuring chains and devices, in particular of sound level meters
• Upgradeable to a combined acoustical calibration system e.g. CS18 SPL / SPL-VLF or an CS18 FF / SPL-VLF 

Components

• Vibration control system SRS-35, SPEKTRA
• SQ-03 Very-low-frequency pressure generator, SPEKTRA
• PA14-80 Power amplifier, SPEKTRA
• Reference standards:
  • BN-A-03 Acoustic calibrator pistonphone type LS (124 dB / 250 Hz)
  • BN-A-04 pressure reference standard
• Standard-PC