Sound To Light Effects Using LM358 Op-Amp LEDs & Microphone

Sound to Light Effects Using OP-Amp LED and Microphone (1)

This PROJECTS  will turn your favorite music into light effects, a microphone picks up the sound and gives  light effects with 6 Red LEDs, ideal for creating fun atmosphere at parties & discos. Supply 9V-12V DC.

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Features

  • Supply 9V-12V DC (PP3 9V Battery)
  • On Board Preset for Gain Adjust
  • 6 On Board LEDs
  • On Board Condenser Microphone
  • SMD based small Board
  • PCB Dimension 45.72 X 28.58 MM
  • CN1 Supply Input
  • PR1 Sensitivity Adjust

 

Sound to Light Effects Using OP-Amp LED and Microphone (3)

Sound to Light Effects Using OP-Amp LED and Microphone (2)

Sound to Light Effects Using OP-Amp LED and Microphone (1)

Moisture Sensitive Alarm Circuit Using BC547 Transistor and PCB Based Sensor

MOISTURE SENSITIVE ALARM B

Circuit here is moisture sensor sounds an alarm when water reaches its sensor or moisture level is very high in the air. This project is a simple and a cost effective project for use in home or industrial purpose.

DOC

  •  Power Supply Input – 6 VDC @ 25 mA
  •  Output – Buzzer
  •  Onboard On/Off Switch
  •  Sensor PCB included
  •  Terminal pins for connecting power supply
  •  Four mounting holes of 3.2 mm each
  •  PCB dimensions 63 mm x 42 mm

MOISTURE SENSITIVE ALARM (3)

MOISTURE SENSITIVE ALARM (2)

MOISTURE SENSITIVE ALARM (1)

SOUND TO LIGHT EFFECTS USING LED AND VU METER IC C1403

J009

Audio Dancing LED project is a fun filled project which generates a LED dancing sequence depending on the audio level it senses.  This project is based on one of the VU Meter IC LB1403 or CA1403

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Specifications

Power supply input 6 to 9 VDC
Output 5 LED’s
Onboard preset to adjust audio level to the IC
Onboard microphone capsule with Preamp
Terminal pins for connecting power supply input
Four mounting holes of 3.2 mm each
PCB dimensions 39 mm x 67 mm

 

J009-SCH1 PCB_BOT1 PCB_SILK1

BOM1

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