COMMSCOPE ADCB-DFDM-DB A DC block separates or blocks DC voltage (galvanic isolation) and let pass RF frequency along a coaxial transmission line. General Specifications Interface 7-16 DIN Female Interface 2 7-16 DIN Male Electrical Specifications Operating Frequency Band 650 – 2700 MHz 3rd Order IMD -116.0 dBm | -159.0 dBc 3rd Order IMD Test Method Two +43 dBm carriers Average Power 500 W @ 883 MHz and 250 W @ 1940 MHz (Combined) Connector Impedance 50 ohm dc Test Voltage 48 V Injector Port to Antenna Isolation, minimum -70 dB Peak Power, maximum 13.00 kW Insertion Loss, typical 0.10 dB commscope andrew logo