Ward-Becks IMP-16F is a high density Rack Mount impedance converter panel, which allows 75 Ohm coaxial transmission of AES/EBU digital audio signals. The conversion transformer changes a balanced 110 Ohm signal on XLR to an unbalanced 75 Ohm signal on a BNC type connector. The IMP-16F is a conveniently packaged one rack unit high panel that features sixteen 3 pin female XLR connectors on one side and sixteen BNC coaxial type connectors on the opposite side.