3 Tone Siren

  • Rajkumar Sharma
  • 13.778 Views
  • moderate
  • Tested

3_TONE_SIREN_PIC

This project is a 3 tone siren based on UM3561 IC.

Description

3 Tone Siren project produces Gun Sound, Police Siren and Ambulance Siren effects from a speaker.  This project is built around UM3561 IC driving an LM386 audio amplifier to give that extra punch.

Specifications:

  • Supply input 6 VDC @ 200 mA
  • Output : Speaker, 8 Ω / 0.5 W
  • Two slide switches select and play different tones
  • On/Off Side switch for supply input
  • Terminal pins for supply input and speaker output
  • Power-On LED indicator
  • Four mounting holes of 3.2 mm each
  • PCB dimensions 42 mm x 64 mm

Schematic

3_TONE_SIREN_Schematic

Parts List

3_TONE_SIREN_BOM

PCB

Subscribe
Notify of
guest
1 Comment
Inline Feedbacks
View all comments
RODOLFO IZAGUIRRE

that’s very interesting th electronic projects

RELATED PROJECTS

Win an ADP3450 Oscilloscope