01025pamaa2200229 4500 0000040104 20110126090000.0 [ nil ] p621.381 CHA 2005 TK145 CHA 2005 CHAI CHENG KEAT Ultrasonic Lamp-Brightness Controller by Chai Cheng Keat. 2. Environment Safety Detector by Chia Boon Chien. 3. Automatic Solar-Powered Plant Watering System by Lee Jia Yung. 4. Wireless Karaoke by Seah Vun Hsiung. 5. Advanced Electromagnetic Door Lock Control by Soh Chin Fatt. 6. 12V/230V Inverter by Tan Hock Tai. Nilai: INTI College Malaysia, May 2005. Volume III, Number 11-16. Thesis submitted to INTI College Malaysia as a requirement for Diploma in Electrical and Electronics Engineering Project Paper, academic -- Engineering -- Electrical, Electronic Chia Boon Chien Lee Jia Yung Seah Vun Hsiung Soh Chin Fatt Tan Hock Tai