The TC1-1T-75X+ from Mini Circuits is a Balun with Frequency 5 to 120 MHz, Amplitude Balance ± 0 to 0.03 dB, Phase Balance 0.20 to 2.68 Degree, Insertion Loss 0.26 to 0.38 dB, Current 30 mA. Tags: Surface Mount, Unbalanced to Balanced. More details for TC1-1T-75X+ can be seen below.