RC-meter by Charles Ng Cih Hang. 2. Single or dual-tracking power supply by Ho Choon Heung. 3. Surface thermometer by Sek Meng Yong. 4. Temperature adapter for DMM by Loke Wing Rick. 5. V-I curve tracer by Lim Pei Chyi. 6. Versatile intercom by Chong Szee Wei. 7. Vibration alarm by Ong Eng Hui.

by NG CIH HANG
Published 1998