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3 Tone Musical Bell
- Rajkumar Sharma
- 9.659 Views
- moderate
- Tested
- SKU: EL34155
- Quote Now
- 0 Likes
This project is a 3 tone musical bell.
Description
Tone Musical Bell is a project built around BT66T (UM66) IC driving, LM386 has been used as audio amplifier to give extra punch.
Specifications:
- Input 6 VDC @ 200 mA
- Output 8 Ohms 0.5 W Speaker
- Terminal pins for supply voltage and speaker connection
- Power-On LED indicator
- Onboard push to ON switch
- Four mounting holes of 3.2 mm each
- PCB dimensions 35 mm x 54 mm
CN1 – DC Supply Input
LS1 – Speaker Output
SW1 – Tactile Switch (Push to ON)
D1 – Power-ON LED Indicator
Schematic
Parts List
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