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The SB14D2 from Sigatek is a Bias Tee with Frequency 0.03 to 27 GHz, Max. Voltage 25 V, Max Current 0.75 A, Insertion Loss 2.2 dB, Isolation 40 dB. More details for SB14D2 can be seen below.
40 W Coaxial Bias Tee from 700 to 6000 MHz
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