LOS Operations

(4) Press and hold READ push-button (6) and ensure correct frequency is displayed on the frequency display

(1).

2-9. LOS Operations

Line-of-sight (LOS) operations are used when no obstacles are in the RF path.

NOTE

When operating on the ground, the curvature of the earth or obstacles limits the

operating range. To operate around obstacles or extend the range use relay or

satellite operations as described in paragraphs 2-10 or 2-11, respectively.

To set up and operate the Radio Sets for LOS operations, connect the Radio as shown in Figure 2-6 and described in

paragraph 2-6, then perform the following procedures. Refer to Figure 2-7 for switch locations.

a. Set SCAN switch (13) to OFF.

b. Set BEACON switch (5) to NORM.

c. Set PWR switch (15) to up (on) and verify PWR indicator is on

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