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2142_large_sound_meter_kit

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Sound Meter Kit

Exclusive to Kitronik
Teaching Notes
Key Stage 4
This project uses a microphone to measure the sound level and then displays the amount of sound by lighting more LEDs the louder it is.

Availability: In Stock.

Code 1+ 5+ 50+ 200+* 300+*
2142
incl VAT
£7.92
£9.504
£5.80
£6.96
£5.50
£6.60
£5.225
£6.27
£4.95
£5.94

*includes bulk buy discount, discount applied at checkout

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This project kit uses a microphone to measure the sound level and then displays the amount of sound by lighting more LEDs the louder it is. There is an adjustment to set the sensitivity and the output is displayed on 10 LEDs.

The circuit uses an LM386 audio amplifier IC to amplify the signal from the microphone, then the LEDs are driven by an LM3914 dot / bar display driver.

Features:

  • When built the kit measures sound and displays the level accross LED's.
  • Sound sentivity is adjustable.

Contents:

Dimensions:

  • PCB Length: 91mm.
  • PCB Width: 46mm.

Requires:

Resources:

Note:

  • This kit requires soldering.

Free samples:

Teachers can order a sample of this kit (one per school) here. You will need to select the kit from a list of all the sample kits; the stock code for this kit is 2142.
Note: this service is only offered to schools for evaluation purposes only.

Buy British:

 This kit is designed and manufactured in the UK by Kitronik.

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