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The SB22A2 from Sigatek is a Bias Tee with Frequency 10 to 3000 MHz, Voltage 50 V, Current 3 A, Insertion Loss 1.8 dB, Isolation 25 dB. More details for SB22A2 can be seen below.
40 W Coaxial Bias Tee from 700 to 6000 MHz
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