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pitch pipe

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12:30 Apr 5, 2005
English to French translations [PRO]
Tech/Engineering - Metrology / climatic engineering
English term or phrase: pitch pipe
Contexte: calibrage d'un décibelmètre portable

1. Calibration of noise meter
A. Adjust indication needle at basic line by calibrator.
2. Connection of microphone
A. Firmly connect microphone to terminal of noise meter body.
B. Set 120 phon on Dial 1 to the dot.
3. Battery check
A. Set BATT on Dial 2 to the dot.
B. If indication needle is within black line of BATT on graduation, battery capacity is correct.
4. Electric calibration
A. Set CAL on Dial 1 to the dot.
B. Set C scale on Dial 2 to the dot.
C. Adjust indication needle at red graduation. (location of CAL on indicator is adjusted with sensing adjustor)
5. Acoustic correction
(C scale 115.5 phon)
A. Set 110 on Dial 1 to the dot.
B. Set C scale on Dial 2 to the dot.
C. Connect microphone to noise source corrector (SS-1…attached pitch pipe),and adjust noise source to 115.5 phon with sensing adjustor and blowing pipe.
Aurore Füzfa
Local time: 08:34

Summary of answers provided
3diapason à bouche
Marianne PUREN



16 mins   confidence: Answerer confidence 3/5Answerer confidence 3/5
diapason à bouche

source : dictionnaire Harrap's

Marianne PUREN
Local time: 08:34
Native speaker of: French
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