Note : Your Quotation Request will be directed to MACOM.
The ET4-1-SM1 from MACOM is a Balun with Frequency 0.5 to 350 MHz, Impedance Ratio (Num) 1:1, Insertion Loss 3 dB. More details for ET4-1-SM1 can be seen below.
1:1 Transmission Line Transformer from 45 to 1200 MHz
You can now find similar products from multiple companies on everything RF.