Model 2440 Functional Block DiagramReceiver Low Noise Amplifier (LNA)Receive Gain:Freq Response:Noise Figure:16 dB nominal+/-1 dB over operating range4 dB typicalOperating Range:Operating Mode:Connectors:Indicators:LightningProtection:DC SurgeProtection:2400-2483 MHzBi-directional, half-duplex. Senses RFcarrier from transmitter andautomatically switches from receive totransmit mode.N-femaleTX and RX LEDs on both the amplifierand the DC bias injectorDirect DC ground at antenna connector.DC injector serves as lightning arrestorif properly grounded.600 Watt TVS at 12 VDC input fromtransmis2.1 General SpecificationsTransmitter AmplifierTransmit Gain:Freq Response:Transmit OutputPower:Duty Cycle:Transmit InputPower to Amp:14 dB nominal for standard amp(Other versions may have different gains)+/-1 dB over operating range250 mW nominalUp to 640 mW for FHSS radiosUp to 400 mW for DSSS radios50% Maximum3mW minimum (+5dBm),100mW (20 dBm) maximum(Special versions are available with higherinput power.)Mechanical, Power and EnvironmentalOperatingTemperature:Power:Dimensions:Mounting Bracketfor amplifier:Kit Weight:-20°C to +60°C105-240 VAC if using the powersupply provided with the amp kitor11 – 14 VDC @ 900 ma peak,400 ma avg. with an alternatepower sourceAmplifier:4.5” x 2.6” x 1.2 ”DC Power injector:5.4” X 2.4” X 1.3 ”Accommodates pole/mastdiametersfrom 3/4” to 3”Approx. 1.5 lb. with U-boltsView showing the DC Injector and thepole mounted outdoor amplifierattached to its mounting bracket.Page 2