Exhibit 3 (ERP Clarification)

0050-EX-PL-2000 Text Documents

University of Massachusetts

2000-03-13ELS_33026

Exhibit 3.


Effective Power Clarification


The transmitting antenna's main lobe is oriented vertically.
Thus, the peak ERP of 800 kW applies only directly above
the antenna (within a beamwidth of 25 degrees). The peak ERP
in the horizontal direction is 25 W, as the horizontal side-
lobes of the antenna are 45 dB below the main lobe. The
average ERP in the horizontal direction is 0.2 W given the
pulse duty cycle of 0.8%.


Exhibit 3.


Effective Power Clarification


The transmitting antenna's main lobe is oriented vertically.
Thus, the ERP of 500 kW applies only directly above the antenna
(within a beamwidth of 3.5 degrees). The ERP in the horizontal
direction is 16 W, as the horizontal sidelobes of the antenna
are 45 dB below the main lobe.



Document Created: 2001-07-31 16:39:14
Document Modified: 2001-07-31 16:39:14

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