Sound Cart
Safety Warnings
Warning: Speaker Volume Control
Purpose
A self-contained audio cart with signal generators, oscilloscope, microphone, and speaker for demonstrating waveforms, frequency, amplitude, harmonics, beat frequencies, and wave superposition. The oscilloscope can be projected via VGA for large lectures.
Figure 1:
The audio cart: two Agilent signal generators, microphone with preamp, Behringer Eurolive speaker with dual inputs and independent volume controls, and oscilloscope with VGA output for projection.