Analysis of current methodology and technology for qualification tests of cockpit audio microphones (CAM). Testing of intelligent pistonphone GRAS 42AP for calibration of specialized cockpit microphones, including adjustment of pistonphone measuring chamber and sensitivity evaluation of two supplied CAM devices. Adjustment and testing of customer GenRad 1562 Sound Level Calibrator for available test frequencies. Calibration of generated sound pressure level of the calibrator using reference sound level meter SVANTEK SVAN 979.

Keywords
cockpit audio microphone, acoustic calibration, methodology, sound level calibration

SR622257094

English

Havránek Zdeněk, Ing., Ph.D. - principal person responsible
Doseděl Martin, Ing. - fellow researcher
Hnidka Jakub, Ing., Ph.D. - fellow researcher
Klusáček Stanislav, Ing., Ph.D. - fellow researcher
Skalský Michal, Ing., Ph.D. - fellow researcher

Cybernetics and Robotics
- responsible department (16.1.2023 - not assigned)
Department of Control and Instrumentation
- co-beneficiary (29.3.2022 - 4.4.2022)
Cybernetics and Robotics
- beneficiary (29.3.2022 - 4.4.2022)

Responsibility: Havránek Zdeněk, Ing., Ph.D.