Adding Antenna Accessories
Occasionally, you may find that you are simply not able to meet the path link budget between a transmitter and a receiver. This might be because the distance, and therefore the free space path loss, is too great. Perhaps the transmitter does not offer enough output power, or the cable connecting the transmitter to the antenna is too long or introduces too much loss. You can add an amplifier to provide additional gain, provided the EIRP does not exceed the maximum value allowed. An amplifier is an active, powered device that is connected inline between a transmitter and an antenna, as shown in Figure 4-23.
Figure 4-23 ...
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