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Data Addendum
Sound Examiner SE-400 Series
81
Environmental effects (section 6.1.2 and 9.3L)
The typical time intervals needed to stabilize after changes in environmental conditions include:
• For temperature change of 10 ºC (18 ºF) allow at least 5 minutes.
• For relative humidity change of 30% (non-condensing) allow at least 30 minutes.
• For static pressure change of 10 kPa allow at least 5 seconds.
Microphones
The Microphones section includes the Class/Type 2 General QE7052 microphone with accessories and the Class/Type 1
Precision BK4936 microphone with accessories. The listing below details the sections for the directional frequency response
of the microphones with the units side or back facing towards the sound source.
• QE7052 microphone side facing
• QE7052 microphone back facing
• QE7052 microphone with windscreen side facing
• QE7052 microphone with windscreen back facing
• BK4936 microphone side facing
• BK4936 microphone back facing
• BK4936 microphone with windscreen back facing
BK4936 microphone with windscreen side facing
BK4936 microphone using remote preamp
BK4936 microphone using windscreen & remote preamp
• BK4936 microphone with random incidence corrector ring (RICR) side facing
• BK4936 microphone with RICR back facing
• BK4936 microphone with RICR and windscreen side facing
• BK4936 microphone with RICR and windscreen back facing
• BK4936 microphone with remote preamp and RICR
• BK4936 microphone with remote preamp, RICR, and windscreen