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The 0900BL18B200 from Johanson Technology is a Balun with Frequency 800 to 1000 MHz, Impedance Ratio (Num) 1:4, Insertion Loss 1.0 dB, Amplitude Balance 2.0 dB, Phase Balance 180°±10° degrees. More details for 0900BL18B200 can be seen below.
1:1 Transmission Line Transformer from 45 to 1200 MHz
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