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EMS DTMF Decoder is a DTMF module which is used to detection and decomposition DTMF signal into digital data. DTMF signal is usually used in phone. This module can be used for phone security, phone usage monitoring, SMS, and another applications.

Dimensi : 5,1cm (L) x 4,7cm (W) x 1,8cm (H)

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Specifications :

  • Based on HT9170D DTMF decoder.
  • Comes with hybrid transformer for 600 ohm line impedance.
  • Detection and decomposition DTMF signal into digital data, such as 0-9, *, #, A, B, C, and D.
  • Decomposition DTMF signal directly from local or remote phone.
  • 4-bit data output.
  • RJ-11 connector.
  • Fully compatible with DT-AVR Low Cost Series, DT-51 Low Cost Series. Also fully compatible with another microcontroller module or PC.
  • 2,5VDC - 5,5VDC input voltage.


Includes :

  • 1x EMS DTMF Decoder module.

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