Operating Instructions
8
Operating as an RF Wattmeter
The RF load can be combined with a Bird Rigid Line Series Thruline Wattme-
ter to form an absorption-type wattmeter by inserting the wattmeter line sec-
tion just ahead of the RF load. Installation and operation of the wattmeter is
covered in the Thruline Wattmeter Instruction Book.
Note:
Select a wattmeter type appropriate to the input connector of
the load resistor. Consult the Bird Catalog or contact the Company.
1. Perform the the same functions as a Load Resistor. See “Operation as a
2. Rotate the element in the line section element socket to monitor incident
or reflected power.
Note:
Measurement is taken in the direction indicated by the
arrow on the element.
Shutting Down
1. Turn off the RF power to the load.
2. Wait at least one minute to allow the resistor substrate time to cool.
3. Turn the interlock and AC power off.
4. Turn off the water supply - always do this last.
Summary of Contents for TERMALINE 8745 Series
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