Garmin GDR 66 Installatioin Manual

GDR 66 Installation Manual Page 1-3190-00303-24 Revision A1.4.4 Power Requirements1.4.5 Transmitter Power Versus Aircraft Bus VoltageGDR 66 does not claim Emergency Operation as defined by RTCA DO-160E,Section 16Table 1-3 Power RequirementsCharacteristics SpecificationsInput Voltage 14/28 Vdc. See the Environmental Qualification Form for details on surge ratingsand minimum/maximum operating voltages.14V Receive (AM or VDL) Maximum 3.0ATransmit (AM or VDL) Maximum 9.0A28V Receive (AM or VDL) Maximum 1.5ATransmit (AM or VDL) Maximum 8.0ATable 1-4 TX Power (into 50Ω load) vs Bus VoltageAircraft Power Bus Voltage(V) Tx Power AM Mode Tx Power VDL ModeV ≥ 22.0 V 16 W minimum20 W Typical15 W minimum20 W Typical22.0 > V ≥11.0 8 W minimum10 W Typical7.5 W minimum10 W Typical11.0 > V ≥10.25 4 W minimum5 W Typical 4 W minimum5 W TypicalNOTEDRAFT