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receiver ERV38210-01(SD150) 38mmx21mm -ESUNTECH

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  • ERV38210-01(SD150)

38mmx21mm receiver 3821 SD150  150 ohm 60 70 ohm  for household electrical appliances,computer,toy,telephone,cell phone,earphone,headset headphone,medical,meter and instrument - Changzhou Esuntech Co Ltd.        

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Model No ERV38210-01
Impedance . 150 Ohm ±20% at 1KHz
Sensitivity 97+/-3dB at 1kHz 60mV with IEC 318 coupler
Freq.range 300~3400HZ
Axial Director (at 1KHz 0dB 1A/M) ≥-19dB
Radial Director (t 1KHz 0dB 1A/M) ≥-22dB
Max. Input Power Must be normal at a white noise , 50mW for 1 minute.
Buzz, Rattle, etc. Should not be audible at 1V sine wave between 300 Hz to 3.4 kHz
Appearance. Should not exist any obstacle to be harmful to normal operation: damages, cracks, rusts, and distortions, etc
Buzz, Rattle, etc. Should not be audible at 1V sine wave between 300 Hz to 3.4 kHz
Terminal Strength. Capable of withstanding 1 kg load for 15 sec without resulting in any damage or rejection
Load Test. 1mW white noise (-filter) is applied for 72 hours satisfy the tests listed on item 03,04,09, and 10

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