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File: /home/servetes/public_html/labtron.cc/application/helpers/common_helper.php
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Function: _error_handler
File: /home/servetes/public_html/labtron.cc/application/controllers/Website.php
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Function: generate_captcha
File: /home/servetes/public_html/labtron.cc/application/controllers/Website.php
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Function: singlecatalog
File: /home/servetes/public_html/labtron.cc/index.php
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Function: require_once
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Message: Trying to access array offset on value of type bool
Filename: helpers/common_helper.php
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Backtrace:
File: /home/servetes/public_html/labtron.cc/application/helpers/common_helper.php
Line: 378
Function: _error_handler
File: /home/servetes/public_html/labtron.cc/application/controllers/Website.php
Line: 449
Function: generate_captcha
File: /home/servetes/public_html/labtron.cc/application/controllers/Website.php
Line: 64
Function: singlecatalog
File: /home/servetes/public_html/labtron.cc/index.php
Line: 318
Function: require_once
Severity: Notice
Message: Trying to access array offset on value of type bool
Filename: helpers/common_helper.php
Line Number: 379
Backtrace:
File: /home/servetes/public_html/labtron.cc/application/helpers/common_helper.php
Line: 379
Function: _error_handler
File: /home/servetes/public_html/labtron.cc/application/controllers/Website.php
Line: 449
Function: generate_captcha
File: /home/servetes/public_html/labtron.cc/application/controllers/Website.php
Line: 64
Function: singlecatalog
File: /home/servetes/public_html/labtron.cc/index.php
Line: 318
Function: require_once
Ask An Expert
Sound Level Calibrator LSDC-A10 is a noise decibel calibration tool and used for quick and easy calibration of sound level meters and sound measuring systems. It offers frequency up to 1000 Hz and accuracy is 0.3 dB. Calibrator employs solid state integrated circuitry that provides accurate and stable performance. It is suitable for field and laboratory use.
| Standards | ANSI S1.40 CLASS2, IEC942 |
| Sound Pressure Level | 94 dB 114 dB |
| Accuracy | 0.3 dB |
| Frequency | 1000 Hz |
| Calibration Of Microphones | 1 inch, 1/2 inch |
| Power Supply | 1 × 9 V 6F22 Battery |
| Dimension | 142 × 47× 47 mm |
| Weight | 275 g (Including Battery |
Sound Level Calibrator is used to check the correct operation of the meter before and after making any measurements and suitable for personal, field and laboratory use.
Sound Level Calibrator is used to check the correct operation of the meter before and after making any measurements and suitable for personal, field and laboratory use.
