Larson Davis CAL291, Technical Reference Manual

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CAL291 Refernce Manual General Description 2-1
C H A P T E R
2
Description
The physical description of the CAL291 is presented in
this chapter. Operational information is presented in
Chapter 3 “Operation” on page 3-1
General Description
The CAL291 has a flat shape factor for optimal use on a
table or desktop. In use, the sound intensity probe of the
intensity measurement system to be evaluated is laid flat on
the table with the two microphones inserted into the
microphone ports of the CAL 291 as shown in Figure 2-1.
FIGURE 2-1 CAL291, General View