Usage of sv 102 and sv 102a noise dosimeters with sv 25s microphone in real ear technique (mire) short user guide warsaw, march 2011.
Sv 25s short user guide 2 please read the whole user guide before assembling the sv 25s microphone kit it is very important. Table of contents: 1. Introduction ........................................................................................ 3 2. Elements of the sv 25s set…….…………………………….…………....
Sv 25s short user guide 3 1. Introduction. Microphone in real ear (mire) is a technique for assessing the noise sources placed in a short distance to a human ear. Sv 25s microphone measures sound pressure level in the ear canal by means of the probe which is placed at the entry to the ear canal. The...
Sv 25s short user guide 4 2. Elements of the complete set: sv 25s and sa131 calibration adapter. Sv 25s complete set consists of following elements: a. Microphone housing (2 pieces – one spare part) b. O-ring (2 pieces- one spare part) c. Silica pipe for the yellow probe (sa125 16mm), in standard th...
Sv 25s short user guide 5 3. Assembling of the sv 25s microphone. Microphone sv 25s is not a ready-to-use product. This fact is caused by necessity of adopting the microphone to the individual ear features of person who is going to wear the microphone. To assemble the sv 25s microphone user must fol...
Sv 25s short user guide 6 use the spare o-ring only in case the original one is not placed on the connector: step three: mount the microphone housing (a) on the probe putting the probe through the hole on the top of element a..
Sv 25s short user guide 7 step four: connect the ending of the over-ear microphone to the side hole of element a..
Sv 25s short user guide 8 4. Calibration of the sv 25s microphone with sv30/sv31 acoustic calibrator. Sa 131 adapter is required to calibrate sv 25s with ½” acoustic calibrator. Place the sv 25s probe inside the calibration adapter and then put them inside the acoustic calibrator. Calibration proced...
Sv 25s short user guide 9 5. Using the sv25s microphone. Before placing the sv 25s microphone in the ear remember to put the silica pipe on the probe. When calibration process is finished sv 25s is ready to use. Pictures show the correct placing of the microphone on the human’s ear: take caution whe...
