Musical door bell / Muzaini Mansor and Shamsudin Abdullah

• Main Authors: Mansor, Muzaini, Abdullah, Shamsudin
• Format: Student Project
• Language: English
• Published: 2000
• Subjects: TK Electrical engineering. Electronics. Nuclear engineering; Electronics; Apparatus and materials; Semiconductors; Detectors. Sensors. Sensor networks; Transmission lines; Microelectromechanical systems; Applications of electronics
• Online Access: https://ir.uitm.edu.my/id/eprint/50511/1/50511.pdf; https://ir.uitm.edu.my/id/eprint/50511/

This musical door bell generates 16 difTerent notes in three second, and repeals the cycle for about ten second when the ’press switch ofT is pushed momentarily."Hie unit works of four CD size preferable cells(16V),and it does not require on/off switch as the ideal current is less than 40 micro...