Module with loudspeaker for testing A/C and C/A converters - Waveshare 3972

Index: WSR-04489 EAN: 5904422300661

Module with amplifier LM386M, speaker and two high precision potentiometers, that allows you to check external converters analog-to-digital and digital-to-analog.

Module with loudspeaker for testing A/C and C/A converters - Waveshare 3972
€4.32
€3.51 tax excl.
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Manufacturer: Waveshare
Compatibility: Arduino

Description

Module with amplifier LM386M, speaker and two high precision potentiometers, that allows you to check external converters analog-to-digital and digital-to-analog. The system has two analog outputs, controlled via potentiometer and one input connected through the amplifier to the speaker.

Moduł z głośnikiem

Key features

  • Built-in amplifier LM386M (documentation) for lifting signal power with an external DAC or MP3 player. The output of the amplifier is connected through the internal speaker.
  • Two potentiometers high accuracy with output voltage adjustment in the range from 0 V to 3.3 V two channels that can be connected to the converter analog-to-digital of any microcontroller, e.g. Arduino.

 

Connection

The module has soldered goldpin connectors, raster 2.54 mm. Description of the inputs is given in the table.

moduł z głośnikiem - schemat wyprowadzeń

Pin Description
3.3 V Input voltage 3.3 V power supply for potentiometers
GND The ground of the system.
ADC2 Output voltage is adjustable with a potentiometer from 0 V to 3.3 V.
ADC1 Output voltage is adjustable with a potentiometer from 0 V to 3.3 V.
AIN Input voltage to the amplifier and then to speaker.
NC Must be left not connected.
+5V Input voltage 5 V the power dynamics.

 

Test 4

Same-day shipping

  • Crediting the payment for the order on our account on a business day before 10:00 AM means sending the goods on the same day.
  • All packages are being delivered by GLS Group courier and covered with insurance up to 1200 EUR.
  • You will receive a link to track your package and monitor the progress of delivery as soon as it is shipped.

Terms of delivery 

GLS - zone 1

Austria, Belgium, Croatia, The Czech Republic, Denmark, Germany, Netherlands, Poland, Slovakia 

  • Delivery time: 2-4 days
  • Delivery cost: from 4.18 EUR
  • Insurance: 1200 EUR
GLS - zone 2

Bulgaria, Estonia, France, Hungary, Italy, Latvia, Lithuania, Luxembourg, Portugal, Romania, San Marino, Slovenia

  • Delivery time: 2-5 days
  • Delivery cost: from 5.35 EUR
  • Insurance: 1200 EUR
GLS - zone 3

Finland, Greece, Ireland, Spain, Sweden 

  • Delivery time: 2-7 days
  • Delivery cost: from 7.67 EUR
  • Insurance: 1200 EUR

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