Receiver

receiver ERV38210-02(SD150) 38mmx21mm

  • 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

  • Availability: Available
  • Brand: Esuntech
  • MODEL: ERV38210-02
  • Diameter: 38mmx21mm
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Product Description

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 NoERV38210-02
Impedance .150 Ohm ±20% at 1KHz
Sensitivity97+/-3dB at 1kHz 60mV with IEC 318 coupler
Freq.range300~3400HZ
Axial Director (at 1KHz 0dB 1A/M)≥-19dB
Radial Director (t 1KHz 0dB 1A/M)≥-22dB
Max. Input PowerMust 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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Buzzer: piezoelectric (piezo) vibration element, piezoelectric buzzer, magnetic buzzer, SMD buzzer Speaker: piezo tweeter, mylar speaker, loudspeaker, tweeter speaker, TV speaker, car speaker, multimedia speaker, woofer, sub-woofer, waterproof speaker etc Ultrasonic sensor: for car parking system or distance tester

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