UCR401 Compact Receiver

<Operating Frequency>486.400 - 511.900</Operating Frequency> <Frequency Adjustment Range>25.5 MHz in 100 kHz steps</Frequency Adjustment Range> <Channel Separation>100 kHz</Channel Separation> <Receiver Type>Triple conversion, superheterodyne, 244 MHz ,10.7 MHz and 300 kHz</Receiver Type> <Frequency Stability>&plusmn;0.001 %</Frequency Stability> <Front End Bandwidth>30 MHz @ -3 dB</Front End Bandwidth> <Sensitivity, 20 dB Sinad>1 uV (-107 dBm), A weighted</Sensitivity, 20 dB Sinad> <Sensitivity, 60 dB Quieting>1.5 uV (-104 dBm), A weighted</Sensitivity, 60 dB Quieting> <Squelch Quieting>Greater than 100 dB</Squelch Quieting> <AM Rejection>Greater than 60 dB, 2 uV to 1 Volt (Undetectable after processing)</AM Rejection> <Modulation Acceptance>85 kHz</Modulation Acceptance> <Image and Spurious Rejection>85 dB</Image and Spurious Rejection> <Third Order Intercept>0 dBm</Third Order Intercept> <Diversity Method>Phased antenna combining - SmartDiversity&trade</Diversity Method> <FM Detector>Digital Pulse Counting Detector operating at 300 kHz <Antenna Inputs>Two, fixed whip</Antenna Inputs> <Audio Outputs>Rear Panel XLR adjustable from -50 dBu to +5 dBu in 1 dB steps. Calibrated into a typical 10 k Ohm balanced load. Can drive 600 Ohm load.</Audio Outputs> <Main Window Controls and Indicators>Pilot tone; antenna phase, receiver battery level; transmitter battery status; audio level, RF level</Main Window Controls and Indicators> <Frequency Window Controls and Indicators>Frequency, TV channel; Transmitter switch setting</Frequency Window Controls and Indicators> <Audio Output Level Adjustment>-50 dBu to +5 dBu</Audio Output Level Adjustment> <Battery Level Tracking> 0.1V steps, accuracy +/- 0.2V. Timer option available for NiMH batteries</Battery Level Tracking> <Scanning Mode>Coarse and fine modes for RF spectrum site scanning</Scanning Mode> <Audio Test Tone>1 kHz, -50 dBu to +5 dBu output in 1 dB steps; less than 1% THD</Audio Test Tone> <Transmitter Battery Type Selection>9V alkaline, 9V lithium, AA alkaline, AA lithium, TIMER</Transmitter Battery Type Selection> <Phase Invert>Audio output phase normal or inverted</Phase Invert> <Smart NR (noise reduction)> OFF, NORMAL, FULL modes (avail in 400 Series mode only)</Smart NR (noise reduction)> <Frequency Response (Typ.)>32 Hz to 20 kHz (+/- 1 dB) System frequency response varies depending on transmitter used (400 Series mode only.)</Frequency Response (Typ.)> <THD>0.2% (typical) (400 Series mode only.)</THD> <Input Dynamic Range>125 dB (with full Tx limiting) (400 Series mode only.)</Input Dynamic Range> <Rear Panel Controls and Features>XLR balanced audio output jack; External DC input; Battery compartment access.</Rear Panel Controls and Features> <External DC>Minimum 6 Volts to maximum 18 Volts DC; 1 W consumption, 80 mA at 12 VDC</External DC> <Internal Battery>Two AA 1.5 Volt alkaline, lithium or NiMH</Internal Battery> <AA Alkaline Battery Life (typical)>4 hours continuous, up to 10 hours intermittent</AA Alkaline Battery Life (typical)> <AA Lithium Battery Life (typical)>Up to 11 hours (continuous and intermittent)</AA Lithium Battery Life (typical)> <AA NiMH (2500 mAH) Battery Life (typical)>7.5 hours per charge typical (continuous and intermittent)</AA NiMH (2500 mAH) Battery Life (typical)> <Weight>13 oz with batteries</Weight> <Dimensions>2.83 wide