553-401, 400-800 MHz Directional Coupler Element

553-401, 400-800 MHz Coupler Element

553-401, Coupler Element is are used for RF sampling. The wattmeter does not read when these elements are installed, but simply serves as a line section.

Specifications

• Frequency Range: 400-800 MHz
• Nominal Coupling: -55dB
• Main Line Power: 15kW (max)

Bird cannot guarantee that the reading error will not exceed ±5% of full scale unless the element is calibrated in the proper wattmeter.