Uniden UM525 English Owners Manual - Page 42

Specifications SGepneecrailfications Channels Transmit ...56 Receive ...82 Marine/10 Weather Channel Display ...LCD with orange backlight Dimensions (HWD 4.4 x 6.6 x 5.2 in.(110 x 165 x 131.2 mm) Weight ...45.88 oz (1.3 kg) Supply Voltage ...13.8V DC negative ground Standard Accessories Mounting bracket and hardware, DC power cord, microphone hanger, spare fuse, GPS external cable, hailer cable Antenna Impedance ...50 Ohm nominal Microphone 2 kOhm condenser mic element with coiled cord Speaker ...1.82 in., Mylar cone 8 Ohm Operating Temperature 4° to 122° F (-20° to 50 °C) Shock and Vibration Meets or exceeds EIA standards, RS152B and RS204C FCC Approvals Type accepted under Part 80 of FCC Rules; meets Great Lakes Agreement and party boat requirements Transmitter Power Output 1 watt or 25 watts (selectable) Power Requirement (Output) 1W ...Not rated 25W ...5.6A at 13.8V DC Modulation FM ±5 kHz deviation (FCC designator F3E) Signal-to-Noise Ratio .. 45 dB @ 1 kHz with 3 kHz deviation with 1000 Hz modulating frequency (nominal) Audio Distortion Less than 8% with 3 kHz deviation with 1000 Hz modulating frequency Spurious Suppression 25 dBm @ Hi, -29 dBm @ Lo Output Power Stabilization Built-in automatic level control (ALC) Frequency Range ...156 to 158 MHz Frequency Stability 5 ppm @ -20°C to + 50°C Receiver Frequency Range ...156 to 163 MHz Sensitivity ...0.25 V for 12 dB SINAD Circuit Dual Conversion Super Heterodyne PLL Squelch Sensitivity ...0.5 V Threshold Spurious Response ...65 dB Adjacent Channel Selectivity 65 dB @ ±25 kHz Audio Output Power 2.8 watts (10% Distortion) Power Requirement 200 mA @ 13.8V DC squelched, 0.7A @ 13.8V DC at maximum audio output IF Frequencies 1st 21.4 MHz, 2nd -455 kHz 42 Specifications