Additional Info

• ID Code: H1-31
• Purpose: Demonstrate use of a sound level meter.
• Description: Several loud sources can provided upon request, including musical instruments, noisy laboratory apparatus, and a portable audiotape machine with earphones. You can also invite students to bring up their own devices to test. It is surprisingly easy to get over 100dB in earphones. The sound level meter can viewed by a TV camera and displayed on the main screen.
• Availability: Available
• References: REFERENCES: (PIRA 3C30.22) See Demonstration Reference File for a copy of the manual for the meter, a copy of which is kept with the meter.