Sound Whistle Tone Frequency Picker LM567

Description

FSee the demo video here.

Adjustable Frequency Identification voice module, provided example at 1KHz voice recognition, only 1KHz frequency sound to trigger the LED, sound of the other frequencies will be filtered out.

Features:

  • On-board frequency discriminator can identify the audio signal of a fixed frequency.
  • Onboard amplifier, microphone sound 100 times magnification, and the output from the connector pins.
  • The input frequency range of 300Hz to 20KHz. (20Hz – 20Khz isĀ audibleĀ for human ear)
  • Distance :0-5m, this parameter depends on the decibels of the sound source.
  • 5 V DC power supply;
  • The frequency discriminator identify the frequency output of the frequency discriminator.
  • Set up another to set the frequency, the output of the switch.
  • Precision multi-turn potentiometer to adjust the frequency.
  • Compact size: 38 X 18mm, saving space.
  • 3mm screw holes for easy installation.

Documentation on this page.

Additional information

Weight 0.007 kg

Reviews

There are no reviews yet.


Be the first to review “Sound Whistle Tone Frequency Picker LM567”

This site uses Akismet to reduce spam. Learn how your comment data is processed.

Product Enquiry

You've just added this product to the cart: