01 | Type | Dynamic receiver(FR-23045R32N-01) |
02 | Dimension | 14mm*4 mm |
03 | Impedance | 32ohm±15% at 1KHz |
04 | Sensitivity (S.P.L.) | 110 dB±3 dB at 1kHz 100mV with IEC 318 coupler |
05 | FrequencyRange | Refer to frequency response chart. |
06 | Magnet Field Intensity. | Axial– dB , Radial –dB at 1kHz |
07 | Weight | 1.0g± 0.1g |
08 | Appearance | Should not exist any obstacle to be harmful to normal operation; damages, cracks, rusts and distortions, etc. |
09 | Buzz, Rattle, Etc. | Should not be audible at 0.8V sine wave between 300 Hz to 3.4 kHz. |
10 | Load Test. | 179mV white noise (EIA filter) is applied for 96 hours |
11 | Environmental Test. | Sensitivity difference shall be within±3 dB and should satisfy the listed on item 04, 05, 08 and 09, after each following test. |
12 | High Temperature Test | 85℃for 96 hours |
13 | Low Temperature Test | -40℃for 96 hours |
14 | Damp Heat | 60℃, 95%RH for 96 hours |
15 | Temperature Cycles | -40℃(2h)~70℃(2h)-10 cycles |
16 | Drop Test | Normalafter droping to concrete floor for 1 m height for 10 times with packing |
17 | Using Temperature | -20~70℃ |