DXE-RTR-1 Receive Antenna Interface for Transceivers - N3UJJ

DXE-RTR-1 Receive Antenna Interface for Transceivers - Rear PanelFigure 2 TRANSMIT GROUNDIsolated RCA connector - Keying line connection from transceiver or sequencer (groundingkeying line only) for automatic relay switching of RADIO from the RX ANT IN to the MAINANT. This connection to the transceiver is required to enable reception on a receive antenna;RX ANT through to RADIO with front panel MAIN ON/RX ANT switch in RX ANT position.Note: If the keying line is shared (using a "Y" adapter) with an amplifier or amplifier interfacebuffer, then precautions should be taken to be certain that the transceiver to DXE-RTR-1connection is not interrupted.If the keying line connection from the transceiver to the TRANSMIT GROUND connector on theDXE-RTR-1 is lost, transmitted RF may cause damage to the DXE-RTR-1 or receiving equipment.This connector MUST be connected to the grounded-on-transmit transceiver keyingline, cable shield to radio chassis ground, and the RADIO connector must be connected tothe transceiver RF connector, cable shield to radio chassis ground, to enable receive mode.Positive voltage keying will not key the DXE-RTR-1 properly.Damage to the DXE-RTR-1 could occur by attempting to use positive voltage keying.Review your transceiver operation manual carefully. Transceivers with positive keyingonly must be connected to an interface buffer to provide grounding-on-transmit keying. RADIOSO-239 connector - Transmit and receive RF connection to the transceiver or connection totransmitter RF connector. Maximum 200 Watts transmit with MAIN ANT connected to asuitable antenna or load. Connected, by default, to the MAIN ANT IN connector when theDXE-RTR-1 is not powered or the MAIN ANT/RX ANT switch in the MAIN ANT position.8From The N3UJJ.COM Document Library