HS-500 - by Telex


  • Sound Quality

    The HS-500 features an amplified differential electret microphone for superior noise cancellation and an audiometric dynamic receiver for excellent frequency response with low distortion. Due to its noise-cancelling characteristic, it may be used near PA speakers without experiencing feedback. The handset is extremely resistant to radio frequency interference and 400Hz hum.
  • Ease of Service

    The microphone and receiver caps are removable for internal servicing. The electret microphone element and amplifier are contained in a single module. Both the microphone-amplifier module and the receiver element are replaceable without soldering or cutting.
  • Cordage and Plugs

    Cordage is strain-relieved at the handset and plug for maximum strength. Cord and plug configurations are available to meet a variety of user requirements,
  • Push-to-Talk

    The HS-500 handset contains Push-to-Talk for ease of use.
  • FAA TSO Approval

    The HS-500 handset is approved for aviation use under FAA TSO C57 and C58.

Interphone and paging handset can be used near "on-board" public address speakers without feedback.


Microphone Sensitivity -55 ±3
Weight .340 (12 oz.)
Microphone Type Noise-Cancelling Electret

Frequency Response 20 Hz - 4 kHz


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