Sound Level
Calibrators
Precision Sound Level Calibrators For Verifying
Sound Level Meter Operations
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Calibrators |
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94dB
/ 114 dB Sound Calibrator for 0.25" to 1" Microphones
- General Tools
94dB & 114dB, Professional
Sound
Calibrator for 0.25"
to 1.0" Microphones
Conforms to ANSI S1.40-1984 and IEC0942:2003 Class 2
Calibration Levels of 94dB and 114dB Fits 1", 1/2" and 1/4"
diameter microphones Internal Battery Test Includes:
Carrying Case 9V Battery 2 |
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 94
dB Sound Calibrator for 0.5" or 1" Microphones -
Extech 407744
94dB, 1kHz Professional Sound Calibrator for
0.5" or 1.0" Microphones
Calibrates and verifies Sound Level Meter operation. For
use on Sound Level Meters with 0.5" or 1.0" microphones.
Durable die-cast, aluminum housing. 1kHz sine wave at 94dB /
114dB is generated to an accuracy of 5% (frequency) and
±0.8dB. Total Harmonic Distortion (THD) <2% at 94dB. Battery test position with battery
status LED indicates if battery is good |
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94dB
/ 114 dB Sound Calibrator for 0.5" or 1" Microphones
- Extech 407766
94dB & 114dB, 1kHz Professional
Sound Calibrator for 0.5" or 1.0" Microphones
Calibrates and verifies Sound Level Meter operation. For
use on Sound Level Meters with 0.5" or 1.0" microphones.
Durable die-cast, aluminum housing. 1kHz sine wave at 94dB /
114dB is generated to an accuracy of 5% (frequency) and
±0.8dB. Total Harmonic Distortion (THD) <2% at 94dB. 3
position switch (OFF / 94dB / 114dB).
LED indicator lights up when power is on. |
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 94dB
/ 114 dB Sound Calibrator for 0.25" to 1" Microphones
- Amprobe
94dB & 114dB, Professional
Sound
Calibrator for 0.25"
to 1.0" Microphones
CAL-SM Features Two fixed output levels of 94dB and 114dB
Output frequency of 1000Hz Fits 1 /4, 1 /2 and 1 microphones
Easy one handed operation CE, Conforms to ANSI SI.40 1984
and IEC942 1988 Class 2 Accessories included are carrying
case, 9V battery, 1/2 and 1 /4 microphone adapter and
instruction manual |
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