General Specifications
DIMENSIONS AND WEIGHT
• L x W x H: 180 x 135 x 23-41 mm
• Net weight: 570 g
TEST TYPES
• TEOAE screening and diagnostic
• DPOAE diagnostic
REPORTS
• Data transfer to PC via included Resonance Management Data Suite
• Dedicated report template
DATA TRANSFER TO PC
• Bluetooth 2.1
USB PORT
• No.1 USB host type A
(pen drive connection for software upgrade)
• No.1 mini USB slave
WINDOWS® COMPATIBLE SOFTWARE
• Resonance MDS Management Data Suite
DISPLAY
• 7” TFT Resistive touch screen display
• 800 by 480 resolution at 133 ppi 262K colors
Configuration Overview
TEOAE Specifications
SAMPLE RATE
• 24 bit 44,1ksps
STIMULUS LEVEL
• 70 – 90 dB pe SPL
STIMULUS RATE
• 66 Hz
WINDOW OF ANALYSIS
• 512 samples (3 – 15 ms)
TEST TIME
• 500 to 1250 stimuli (from 30 to 75 s)
STIMULATION PROTOCOL
• non-linear click
ACQUISITION BANDWIDTH
• from 750 Hz to 5 kHz
ARTEFACT LEVEL
• from 20 to 60 dB SPL
TEOAE SCREENING
RESPONSE DETECTION
• Statistical analysis of signal polarity
PROTOCOLS
• 3 user definable
TEOAE DIAGNOSTIC
RESPONSE DETECTION
• User defined stop criterion SNR 3, 6 or 9 dB, in minimum 2 and maximum 5 of the 5 available frequency bands
FREQUENCY BANDS
• 1, 1.5, 2, 3, 4 kHz
PROTOCOLS
• 3 user definable
DPOAE Specifications
FREQUENCY RATIO F2/F1
• 1,22
F2 FREQUENCIES
• 1.5 – 12 kHz, user definable from 2 to 15
L2 STIMULUS LEVEL
• 30 – 70 dB SPL
L1 STIMULUS LEVEL
• User definable: automatic (L1=0,4*L2+39 dB), L1=L2, L1=L2+10 dB
ARTEFACT LEVEL
• from 0 to 40 dB SPL
FREQUENCY RESPONSE DETECTION
• User defined stop criterion SNR 3, 6 or 9 dB for each frequency
RESPONSE DETECTION
• From 2 to the number of enabled frequencies
FREQUENCY TEST TIME
• Customizable by User from 2 to 16 s
PROTOCOLS
• 2 pre-set (70dB e 65-55dB), 3 user definable
DPOAE PROTOCOLS
3 configurable protocols
Frequency bands : 1.5 – 12 kvHz
Customizable fields are indicated in GREY: L1/L2: 30 to 70 dB SPL
Average Time (per frequency): 2, 4, 8 or 16s
Pass SNR: 3, 6 or 9 dB
Passing Frequency for Test Pass: 2 to 15