The HP Agilent 778D is a Coaxial Dual Directional Coupler designed for swept measurements in the 100 MHz to 2 GHz frequency range. The HP Agilent 778D offers high directivity and mean coupling accuracy of ±0.5 dB which makes the 778D perfect for reflectometer applications. The auxiliary arms track very closely, making this coupler particularly useful for reflectometers driven by sweep oscillators.
Other features and specifications include:
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